Biggest changeThe following table reconciles gross profit, income (loss) from operations, net income (loss) and net income (loss) per share on a GAAP and non-GAAP basis for the fiscal years ended March 31, 2024, 2023 and 2022, respectively (dollars in thousands, except for per share data): Fiscal Year Ended March 31, 2024 2023 2022 Revenue (GAAP and non-GAAP) $ 829,455 $ 914,530 $ 855,575 GAAP gross profit $ 642,043 $ 691,432 $ 641,389 Share-based compensation expense 10,229 8,415 7,042 Amortization of acquired intangible assets 6,549 9,284 13,385 Acquisition related depreciation expense 12 22 24 Non-GAAP gross profit $ 658,833 $ 709,153 $ 661,840 GAAP income (loss) from operations $ (149,826) $ 77,664 $ 48,634 Share-based compensation expense 70,799 61,986 56,074 Amortization of acquired intangible assets 56,886 64,674 73,126 Business development and integration expense — — (5) Compensation for post-combination services — — 2 Restructuring charges — 1,782 — Goodwill impairment 217,260 — — Acquisition related depreciation expense 119 241 254 Transitional service agreement expense — — 814 Gain on divestiture of a business (3,806) — — Legal (benefit) expense related to civil judgments (4,380) 476 1,100 Non-GAAP income from operations $ 187,052 $ 206,823 $ 179,999 GAAP net income (loss) $ (147,734) $ 59,648 $ 35,874 Share-based compensation expense 70,799 61,986 56,074 Amortization of acquired intangible assets 56,886 64,674 73,126 Business development and integration expense — — (5) Compensation for post-combination services — — 2 Restructuring charges — 1,782 — Goodwill impairment 217,260 — — Acquisition-related depreciation expense 119 241 254 Gain on divestiture of a business (3,806) — — Loss on extinguishment of debt — — 596 Change in fair value of contingent consideration — — (837) Legal (benefit) expense related to civil judgments (4,380) 476 1,100 Change in fair value of derivative instrument (206) 1,380 — Income tax adjustments (29,828) (30,626) (27,796) Non-GAAP net income $ 159,110 $ 159,561 $ 138,388 38 Table of Contents Fiscal Year Ended March 31, 2024 2023 2022 GAAP diluted net income (loss) per share $ (2.07) $ 0.82 $ 0.48 Per share impact of non-GAAP adjustments identified above 4.27 1.36 1.36 Non-GAAP diluted net income per share $ 2.20 $ 2.18 $ 1.84 GAAP income (loss) from operations $ (149,826) $ 77,664 $ 48,634 Previous adjustments to determine non-GAAP income from operations 336,878 129,159 131,365 Non-GAAP income from operations 187,052 206,823 179,999 Depreciation excluding acquisition related 17,981 21,003 22,404 Non-GAAP EBITDA from operations $ 205,033 $ 227,826 $ 202,403 Critical Accounting Policies and Estimates We consider accounting policies and estimates related to revenue recognition, and valuation of goodwill, intangible assets and other acquisition and divestiture accounting items to be critical in fully understanding and evaluating our financial results.
Biggest changeThe following table reconciles gross profit, income (loss) from operations, net income (loss) and net income (loss) per share on a GAAP and non-GAAP basis for the fiscal years ended March 31, 2025, 2024 and 2023, respectively (dollars in thousands, except for per share data): Fiscal Year Ended March 31, 2025 2024 2023 Revenue $ 822,679 $ 829,455 $ 914,530 GAAP gross profit $ 643,944 $ 642,043 $ 691,432 Share-based compensation expense 9,806 10,229 8,415 Amortization of acquired intangible assets 3,978 6,549 9,284 Acquisition related depreciation expense 6 12 22 Non-GAAP gross profit $ 657,734 $ 658,833 $ 709,153 GAAP income (loss) from operations $ (367,602) $ (149,826) $ 77,664 Share-based compensation expense 64,785 70,799 61,986 Amortization of acquired intangible assets 50,418 56,886 64,674 Restructuring charges 20,500 — 1,782 Goodwill impairment 426,967 217,260 — Acquisition related depreciation expense 47 119 241 Gain on divestiture of a business — (3,806) — Legal (benefit) expense related to civil judgments — (4,380) 476 Non-GAAP income from operations $ 195,115 $ 187,052 $ 206,823 GAAP net income (loss) $ (366,922) $ (147,734) $ 59,648 Share-based compensation expense 64,785 70,799 61,986 Amortization of acquired intangible assets 50,418 56,886 64,674 Restructuring charges 20,500 — 1,782 Goodwill impairment 426,967 217,260 — Acquisition-related depreciation expense 47 119 241 Gain on divestiture of a business — (3,806) — Loss on extinguishment of debt 1,134 — — Legal (benefit) expense related to civil judgments — (4,380) 476 Change in fair value of derivative instrument — (206) 1,380 Income tax adjustments (36,503) (29,828) (30,626) Non-GAAP net income $ 160,426 $ 159,110 $ 159,561 GAAP diluted net income (loss) per share $ (5.12) $ (2.07) $ 0.82 Per share impact of non-GAAP adjustments identified above 7.34 4.27 1.36 Non-GAAP diluted net income per share $ 2.22 $ 2.20 $ 2.18 GAAP income (loss) from operations $ (367,602) $ (149,826) $ 77,664 Previous adjustments to determine non-GAAP income from operations 562,717 336,878 129,159 Non-GAAP income from operations 195,115 187,052 206,823 Depreciation excluding acquisition related 13,321 17,981 21,003 Non-GAAP EBITDA from operations $ 208,436 $ 205,033 $ 227,826 38 Table of Contents Critical Accounting Policies and Estimates We consider accounting policies and estimates related to revenue recognition, and valuation of goodwill to be critical in fully understanding and evaluating our financial results.
Use of Non-GAAP Financial Measures We supplement the United States generally accepted accounting principles (GAAP) financial measures we report in quarterly and annual earnings announcements, investor presentations and other investor communications by reporting the following non-GAAP measures: non-GAAP gross profit, non-GAAP income from operations, non-GAAP net income, non-GAAP net income per share (diluted) and non-GAAP earnings before interest and other expense, income taxes, depreciation, and amortization (EBITDA) from operations.
Use of Non-GAAP Financial Measures We supplement the United States generally accepted accounting principles (GAAP) financial measures we report in quarterly and annual earnings announcements, investor presentations and other investor communications by reporting the following non-GAAP measures: non-GAAP gross profit, non-GAAP income from operations, non-GAAP net income, non-GAAP net income per share (diluted) and non-GAAP earnings before interest and other expense, income taxes, depreciation, and amortization (Non-GAAP EBITDA) from operations.
These non-GAAP measures are not in accordance with GAAP, should not be considered an alternative for measures prepared in accordance with GAAP (revenue, gross profit, operating margin, net income and diluted net income per share), and may have limitations because they do not reflect all our results of operations as determined in accordance with GAAP.
These non-GAAP measures are not prepared in accordance with GAAP, should not be considered an alternative for measures prepared in accordance with GAAP (revenue, gross profit, operating margin, net income and diluted net income per share), and may have limitations because they do not reflect all our results of operations as determined in accordance with GAAP.
Overview We are an industry leader with nearly four decades of experience in providing service assurance and cybersecurity solutions that are based on our pioneering deep packet inspection technology at scale, which is used by many Fortune 500 companies to protect their digital business services against disruption.
Overview We are an industry leader with four decades of experience in providing service assurance and cybersecurity solutions that are based on our pioneering deep packet inspection technology at scale, which is used by many Fortune 500 companies to protect their digital business services against disruption.
Our operating results are influenced by a number of factors, including, but not limited to, the mix and quantity of products and services sold, pricing, costs and availability of materials used in our products, growth in employee-related costs, including commissions, and the expansion of our operations.
Our operating results are influenced by a number of factors, including, but not limited to, the volume, mix, and quantity of products and services sold, pricing, costs and availability of materials used in our products, growth in employee-related costs, including commissions, and the expansion of our operations.
We also compared the implied control premium to recent control premiums paid in the industry, as evidenced by guideline public company comparable transactions. This information corroborated that the company-specific control premium was within the range of premiums for other companies operating in the industry.
We also compared its implied control premium to recent control premiums paid in the industry, as evidenced by guideline public company comparable transactions. This information corroborated that the company-specific control premium was within the range of premiums for other companies operating in the industry.
Contractual Obligations Our contractual obligations at March 31, 2024 consisted mainly of (i) principal and interest related to our long-term debt obligations (see Long-Term Debt, Note 12 to the Consolidated Financial Statements), (ii) operating lease obligations (see Leases, Note 18 t o the Consolidated Financial Statements), (iii) unconditional purchase obligations, primarily under purchase orders to purchase inventory as well as commitments for products and services used in the normal course of business (see Commitments and Contingen cies, Note 19 to the Consolidated Financial Statements), and (iv) pension benefit plan (see Pension Benefit Plans, Note 16 to the C onsolidated Financial Statements).
Contractual Obligations Our contractual obligations at March 31, 2025 consisted mainly of (i) principal and interest related to our long-term debt obligations (see Long-Term Debt, Note 12 to the Consolidated Financial Statements), (ii) operating lease obligations (see Leases, Note 18 t o the Consolidated Financial Statements), (iii) unconditional purchase obligations, primarily under purchase orders to purchase inventory as well as commitments for products and services used in the normal course of business (see Commitments and Contingen cies, Note 19 to the Consolidated Financial Statements), and (iv) pension benefit plan (see Pension Benefit Plans, Note 16 to the C onsolidated Financial Statements).
The Second Amended and Restated Credit Agreement contains certain covenants applicable to us and our restricted subsidiaries, including, without limitation, limitations on additional indebtedness, liens, various fundamental changes, dividends and distributions, investments (including acquisitions), transactions with affiliates, asset sales, including sale-leaseback transactions, speculative hedge agreements, payment of junior financing, changes in business and other limitations customary in senior secured credit facilities.
The Third Amended and Restated Credit Agreement contains certain covenants applicable to us and our restricted subsidiaries, including, without limitation, limitations on additional indebtedness, liens, various fundamental changes, dividends and distributions, investments (including acquisitions), transactions with affiliates, asset sales, including sale-leaseback transactions, speculative hedge agreements, payment of junior financing, changes in business and other limitations customary in senior secured credit facilities.
For a discussion of (i) our consolidated statement of operations data for the fiscal year ended March 31, 2022 including results as a percentage of revenue for that period, as well as (ii) our liquidity and capital resources for the fiscal year ended March 31, 2022, see "Comparison of Years Ended March 31, 2023 and 2022" and "Liquidity and Capital Resources" in Part II, Item 7 of our Annual Report on Form 10-K for the fiscal year ended March 31, 2023, filed with t he SEC on May 16, 2023 (our 2023 Annual Report).
For a discussion of (i) our consolidated statement of operations data for the fiscal year ended March 31, 2023 including results as a percentage of revenue for that period, as well as (ii) our liquidity and capital resources for the fiscal year ended March 31, 2023, see "Comparison of Years Ended March 31, 2024 and 2023" and "Liquidity and Capital Resources" in Part II, Item 7 of our Annual Report on Form 10-K for the fiscal year ended March 31, 2024, filed with t he SEC on May 16, 2024.
Changes in the estimates or assumptions used in its quantitative impairment test could materially affect the determination of fair value and the associated goodwill impairment assessment. Potential events and circumstances that could have an adverse impact on our estimates and assumptions include, but are not limited to, continued increases in costs, and rising interest rates and other macroeconomic factors.
Changes in the estimates or assumptions used in its quantitative impairment test could materially affect the determination of fair value and the associated goodwill impairment assessment. Potential events and circumstances that could have an adverse impact on our estimates and assumptions include, but are not limited to, continued increases in costs, and high interest rates and other macroeconomic factors.
Interest on term SOFR loans is payable at the end of each interest rate period or at the end of each three-month interval within an interest rate period if the period is longer than three months. We may also prepay loans under the Second Amended and Restated Credit Agreement at any time, without penalty, subject to certain notice requirements.
Interest on term SOFR loans is payable at the end of each interest rate period or at the end of each three-month interval within an interest rate period if the period is longer than three months. We may also prepay loans under the Third Amended and Restated Credit Agreement at any time, without penalty, subject to certain notice requirements.
Adjusted consolidated EBITDA includes certain adjustments, including, without limitation, adjustments relating to extraordinary, unusual or non-recurring charges, certain restructuring charges, non-cash charges, certain transaction costs and expenses and certain pro forma adjustments in connection with material acquisitions and dispositions, all as set forth in detail in the Second Amended and Restated Credit Agreement.
Consolidated adjusted EBITDA includes certain adjustments, including, without limitation, adjustments relating to extraordinary, unusual or non-recurring charges, certain restructuring charges, non-cash charges, certain transaction costs and expenses and certain pro forma adjustments in connection with material acquisitions and dispositions, all as set forth in detail in the Third Amended and Restated Credit Agreement.
During the fiscal year ended March 31, 2024, we repurchased a total of 1,209,153 shares for $33.6 million in the open market under our twenty-five million share repurchase program authorized in 2017 (2017 Share Repurchase Program), and 614,516 shares for $16.4 million in the open market under the 2022 Share Repurchase Program.
During the fiscal year ended March 31, 2024, we repurchased a total of 1,209,153 shares of our common stock for $33.6 million in the open market under our twenty-five million share repurchase program authorized in 2017 (2017 Share Repurchase Program), and 614,516 shares for $16.4 million in the open market under the 2022 Share Repurchase Program.
A portion of our cash may be used to acquire or invest in complementary businesses or products, to obtain the right to use complementary technologies, to repay borrowings under our Second Amended and Restated Credit Agreement, or to repurchase shares of our common stock through our stock repurchase programs.
A portion of our cash may be used to acquire or invest in complementary businesses or products, to obtain the right to use complementary technologies, to repay borrowings under our Third Amended and Restated Credit Agreement, or to repurchase shares of our common stock through our stock repurchase programs.
Non-GAAP EBITDA from operations removes the aforementioned items related to non-GAAP income from operations and also removes non-acquisition related depreciation expense.
Non-GAAP EBITDA from operations includes the aforementioned items related to non-GAAP income from operations and also removes non-acquisition related depreciation expense.
Presenting the GAAP measures on their own may not be indicative of our core operating results. Furthermore, management believes that the presentation of non-GAAP measures when shown in conjunction with the corresponding GAAP measures provides useful information to management and investors regarding present and future business trends relating to our financial condition and results of operations.
Presenting the GAAP measures on their own may not be indicative of our 37 Table of Contents core operating results. Furthermore, management believes that the presentation of non-GAAP measures when shown in conjunction with the corresponding GAAP measures provides useful information to management and investors regarding present and future business trends relating to our financial condition and results of operations.
Some of the more significant technology trends and catalysts for our business include the evolution of customers' digital transformation initiatives such as the migration to cloud environments, the rapidly evolving cybersecurity threat landscape, artificial intelligence and business analytics advancements, and the 5G technology evolution in both the service provider and enterprise customer verticals.
Some of the more significant technology trends and catalysts for our business include the evolution of customers' digital transformation initiatives such as the migration to cloud environments and the edges of their networks, the rapidly evolving cybersecurity threat landscape, artificial intelligence and business analytics advancements, and the 5G technology evolution in both the service provider and enterprise customer verticals.
Management believes these non-GAAP financial measures will enhance the reader's overall understanding of our current financial performance and our prospects for the future by providing a higher degree of transparency for certain financial 37 Table of Contents measures and providing a level of disclosure that helps investors understand how we plan and measure our business.
Management believes these non-GAAP financial measures will enhance the reader's overall understanding of our current financial performance and our prospects for the future by providing a higher degree of transparency for certain financial measures and providing a level of disclosure that helps investors understand how we plan and measure our business.
The Second Amended and Restated Credit Agreement generally prohibits any other liens on the assets of NetScout and our restricted subsidiaries, subject to certain exceptions as described in the Second Amended and Restated Credit Agreement.
The Third Amended and Restated Credit Agreement generally prohibits any other liens on the assets of NetScout and our restricted subsidiaries, subject to certain exceptions as described in the Third Amended and Restated Credit Agreement.
If any significant obligations to the customer remain post-delivery, typically involving obligations relating to installation and acceptance by the customer, revenue recognition is deferred until such obligations have been fulfilled. Our service offerings include installation, integration, extended warranty and maintenance services, post-contract customer support, stand-ready software-as-a-service (SAAS) and other professional services including consulting and training.
If any significant obligations to the customer remain post-delivery, typically involving obligations relating to installation and acceptance by the customer, revenue recognition is deferred until such obligations have been fulfilled. Our service offerings include installation, integration, extended warranty and maintenance services, post-contract customer support, stand-ready SaaS solutions and other professional services including consulting and training.
For the period from the delivery of our financial statements for the quarter ended December 31, 2023, until we have delivered financial statements for the quarter ended March 31, 2024, the applicable margin will be 1.00% per annum for Term Benchmark Revolving loans and 0% per annum for Alternate Base Rate loans, and thereafter the applicable margin will vary depending on our consolidated gross leverage ratio, ranging from 1.00% per annum for Alternate Base Rate loans and 2.00% per annum for Term Benchmark Revolving loans if our consolidated gross leverage ratio is greater than 3.50 to 1.00, down to 0% per annum for Alternate Base Rate loans and 1.00% per annum for Term Benchmark Revolving loans if our consolidated gross leverage ratio is equal to or less than 1.50 to 1.00.
For the period from the delivery of our financial statements for the quarter ended December 31, 2024, until we have delivered financial statements for the quarter ended March 31, 2025, the applicable margin will be 1.00% per annum for term SOFR loans and 0% per annum for Alternate Base Rate loans, and thereafter the applicable margin will vary depending on our consolidated gross leverage ratio, ranging from 1.00% per annum for Alternate Base Rate loans and 2.00% per annum for term SOFR loans if our consolidated gross leverage ratio is greater than 3.50 to 1.00, down to 0% per annum for Alternate Base Rate loans and 1.00% per annum for term SOFR loans if our consolidated gross leverage ratio is equal to or less than 1.50 to 1.00.
Our consolidated gross leverage ratio is the ratio of our consolidated total debt compared to our consolidated EBITDA as defined in the Second Amended and Restated Credit Agreement (adjusted consolidated EBITDA).
Our consolidated gross leverage ratio is the ratio of our consolidated total debt compared to our consolidated EBITDA as defined in the Third Amended and Restated Credit Agreement (consolidated adjusted EBITDA).
Additionally, we will pay a fronting fee to each issuing bank in amounts to be agreed to between us and the applicable issuing bank. 49 Table of Contents Interest on Alternate Base Rate loans is payable at the end of each calendar quarter.
Additionally, we will pay a fronting fee to each issuing bank in amounts to be agreed to between us and the applicable issuing bank. Interest on Alternate Base Rate loans is payable at the end of each calendar quarter.
Recent Accounting Standards For information with respect to recent accounting pronouncements on our consolidated financial statements, See Note 2 contained in the "Notes to Consolidated Financial Statements" included in Part IV of this Annual Report on Form 10-K. 51 Table of Contents
Recent Accounting Standards For information with respect to recent accounting pronouncements on our consolidated financial statements, See Note 2 contained in the "Notes to Consolidated Financial Statements" included in Part IV of this Annual Report. 51 Table of Contents
At March 31, 2024, the total accrual of our retirement obligation for our chairman and CEO was $1.1 million. The payment stream for this retirement obligation is based upon the retirement date which is currently not determinable.
At March 31, 2025, the total accrual of our retirement obligation for our chairman and CEO was $1.2 million. The payment stream for this retirement obligation is based upon the retirement date which is currently not determinable.
For the period from the delivery of our financial statements for the quarter ended December 31, 2023, until we have delivered financial statements for the quarter ended March 31, 2024, the commitment fee will be 0.15% per annum, and thereafter the commitment fee will vary depending on our consolidated gross leverage ratio, ranging from 0.30% per annum if our consolidated gross leverage ratio is greater than 2.75 to 1.00, down to 0.15% per annum if our consolidated gross leverage ratio is equal to or less than 1.50 to 1.00.
For the period from the delivery of our financial statements for the quarter ended December 31, 2025, until we have delivered financial statements for the quarter ended March 31, 2025, the commitment fee will be 0.15% per annum, and thereafter the commitment fee will vary depending on our consolidated gross leverage ratio, ranging from 0.30% per annum if our consolidated gross leverage ratio is greater than 3.50 to 1.00, down to 0.15% per annum if our consolidated gross leverage ratio is equal to or less than 1.50 to 1.00.
The effective tax rate for the fiscal year ended March 31, 2024 is lower than the effective rate for the fiscal year ended March 31, 2023, primarily due to a discrete benefit related to the finalization of our tax return filings and a significant nondeductible goodwill impairment charge.
The effective tax rate for the fiscal year ended March 31, 2025 is lower than the effective rate for the fiscal year ended March 31, 2024, primarily due to a discrete benefit related to the finalization of our tax return filings, a charge related to stock compensation, and a significant nondeductible goodwill impairment charge.
Upon an event of default, the administrative agent with the consent of, or at the request of, the holders of more than 50% in principal amount of the loans and commitments, may terminate the commitments and accelerate the maturity of the loans and enforce certain other remedies under the Second Amended and Restated Credit Agreement and the other loan documents.
Upon an event of default, the administrative agent may, or at the request of the holders of more than 50% in principal amount of the loans and commitments shall, terminate the commitments and accelerate the maturity of the loans and enforce certain other remedies under the Third Amended and Restated Credit Agreement and the other loan documents.
Letter of credit participation fees are payable to each lender providing the letter of credit sub-facility on the amount of such lender's letter of credit exposure, during the period from the closing date of the Second Amended and Restated Credit Agreement to, but excluding, the date which is the later of (i) the date on which such lender's commitment terminates or (ii) the date on which such lender ceases to have any letter of credit exposure, at a rate per annum equal to the applicable margin for term SOFR loans assuming such loans were outstanding during the period.
Letter of credit participation fees are payable to each lender providing the letter of credit sub-facility on the amount of such lender's letter of credit exposure, during the period from the closing date of the Third Amended and Restated Credit Agreement to, but excluding, the date which is the later of (i) the date on which such lender's commitment terminates or (ii) the date on which such lender ceases to have any letter of credit exposure, at a rate per annum equal to the applicable margin for 49 Table of Contents term SOFR loans.
We are continuing to evaluate the impacts of enacted legislation and pending legislation to enact Pillar Two Model Rules in the non-US tax jurisdictions we operate in. The annual effective tax rate for the fiscal year ended March 31, 2024 was 2.2%, compared to an annual effective tax rate of 12.8% for the fiscal year ended March 31, 2023.
We are continuing to evaluate the impacts of enacted legislation and pending legislation to enact Pillar Two Model Rules in the non-US tax jurisdictions we operate in. The annual effective tax rate for the fiscal year ended March 31, 2025 was 0.3%, compared to an annual effective tax rate of 2.2% for the fiscal year ended March 31, 2024.
Fiscal Year Ended March 31, (Dollars in Thousands) Change 2024 2023 % of Revenue % of Revenue $ % Income tax expense $ 3,224 — % $ 8,767 1 % $ (5,543) (63) % Commitment and Contingencies We account for claims and contingencies in accordance with authoritative guidance that requires us to record an estimated loss from a claim or loss contingency when information available prior to issuance of our consolidated financial statements indicates that it is probable that a liability has been incurred at the date of the consolidated financial statements and the amount of the loss can be reasonably estimated.
Fiscal Year Ended March 31, (Dollars in Thousands) Change 2025 2024 % of Revenue % of Revenue $ % Income tax expense $ 1,128 — % $ 3,224 — % $ (2,096) (65) % Commitment and Contingencies We account for claims and contingencies in accordance with authoritative guidance that requires us to record an estimated loss from a claim or loss contingency when information available prior to issuance of our consolidated financial statements indicates that it is probable that a liability has been incurred at the date of the consolidated financial statements and the amount of the loss can be reasonably estimated.
These decreases were partially offset by a $0.7 million increase in rent and other facilities related expense. Sales and marketing. Sales and marketing expenses consist primarily of personnel expenses and commissions, overhead and other expenses associated with selling activities and marketing programs such as trade shows, seminars, advertising, and new product launch activities.
These decreases were partially offset by a $2.0 million increase in allocated overhead. Sales and marketing. Sales and marketing expenses consist primarily of personnel expenses and commissions, overhead and other expenses associated with selling activities and marketing programs such as trade shows, seminars, advertising, and new product launch activities.
The gross profit percentage increased by one percentage point to 77% during the fiscal year ended March 31, 2024 compared to the same period in the prior year.
The gross profit percentage increased by one percentage point to 78% during the fiscal year ended March 31, 2025 compared to the same period in the prior year.
In connection with the delivery of common shares upon vesting of restricted stock units, we have withheld 653,645 shares for $19.4 million, and 562,360 shares for $19.4 million related to minimum statutory tax withholding requirements on these restricted stock units during the fiscal years ended March 31, 2024 and 2023, respectively.
In connection with the delivery of common stock upon vesting of restricted stock units, we have withheld 703,727 shares for $13.9 million, and 653,645 shares for $19.4 million related to minimum statutory tax withholding requirements on these restricted stock units during the fiscal years ended March 31, 2025 and 2024, respectively.
At March 31, 2024, we performed a triggering event assessment and concluded no events or circumstances occurred that indicated goodwill was further impaired. During fiscal year 2023, our annual impairment tests was completed as of January 31, 2023 using the qualitative assessment, which indicated that goodwill was not impaired.
During fiscal year 2025, our annual impairment test was completed as of January 31, 2025 using the qualitative assessment, which indicated that goodwill was not impaired. At September 30, 2024, December 31, 2024, and March 31, 2025, we performed a Triggering Event assessment and concluded no event or circumstances occurred that indicated goodwill was further impaired.
We had unamortized capitalized debt issuance costs, net of $2.6 million at March 31, 2024, which are being amortized over the life of the revolving credit facility.
We had unamortized capitalized debt issuance costs, net of $3.3 million at March 31, 2025, which are being amortized over the life of the revolving credit facility.
Non-GAAP net income removes the foregoing adjustments related to non-GAAP income from operations, and also removes loss on extinguishment of debt, change in fair value of contingent consideration, and change in the fair value of derivative instrument, net of related income tax effects.
Non-GAAP net income includes the foregoing adjustments related to non-GAAP income from operations, and also removes loss on extinguishment of debt, and change in fair value of derivative instrument, net of related income tax effects. Non-GAAP diluted net income per share includes the foregoing adjustments related to non-GAAP net income.
The Second Amended and Restated Credit Agreement provides for a five-year, $800.0 million senior secured revolving credit facility, including a letter of credit sub-facility of up to $75.0 million. We may elect to use the credit facility for general corporate purposes (including to finance the repurchase of shares of our common stock).
The Third Amended and Restated Credit Agreement provides for a five-year, $600.0 million senior secured revolving credit facility, including a letter of credit sub-facility of up to $75.0 million. We may elect to use the amended credit facility for working capital and other general corporate purposes (including to repurchase shares of our common stock).
The Second Amended and Restated Credit Agreement provides that events of default will exist in certain circumstances, including failure to make payment of principal or interest on the loans when required, failure to perform certain obligations under the Second Amended and Restated Credit Agreement and related documents including a failure to meet the maximum total consolidated net leverage ratio covenant, defaults under certain other indebtedness, certain insolvency events, certain events arising under ERISA, a change of control and certain other events.
The Third Amended and Restated Credit Agreement provides that events of default will exist in certain circumstances, including failure to make payment of principal or interest on the loans when required, failure to perform certain obligations under the Third Amended and Restated Credit Agreement and related documents, defaults under certain other indebtedness, certain insolvency events, certain events arising under ERISA, a change of control and certain other events.
Global and Macroeconomic Conditions We continue to closely monitor current global and macroeconomic conditions, including the impacts of the ongoing war in Ukraine and hostilities in the Middle East, global geopolitical tension, stock market volatility, industry-specific capital spending trends, exchange rate fluctuations, inflation, interest rates, and the risk of a recession, including the manner and extent to which they have impacted and could continue to impact our business, customers, employees, supply chain, and distribution network.
Global and Macroeconomic Conditions We continue to closely monitor current global and macroeconomic conditions, including the impacts of the ongoing wars in Ukraine and the Middle East, global geopolitical tension, stock market volatility, industry-specific capital spending trends, exchange rate fluctuations, inflation, interest rates, international trade relations (including trade protection measures, such as tariffs and other trade barriers), and the risk of a recession, including the manner and extent to which they have impacted and could continue to impact our business, customers, employees, supply chain, and distribution network.
The indemnity is for any and all expenses and liabilities of any type (including but not limited to, judgments, fines and amounts paid in settlement) reasonably incurred by the directors or officers in connection with the investigation, defense, settlement or appeal of such proceeding, provided they acted in good faith. 46 Table of Contents Liquidity and Capital Resources Cash, cash equivalents and marketable securities and investments consisted of the following (in thousands): At March 31, (Dollars in Thousands) 2024 2023 Cash and cash equivalents $ 389,674 $ 386,794 Short-term marketable securities and investments 33,459 32,204 Long-term marketable securities 994 8,940 Cash, cash equivalents, marketable securities and investments $ 424,127 $ 427,938 Cash, cash equivalents, marketable securities and investments At March 31, 2024, cash, cash equivalents, marketable securities and investments (current and non-current) totaled $424.1 million.
The indemnity is for any and all expenses and liabilities of any type (including but not limited to, judgments, fines and amounts paid in settlement) reasonably incurred by the directors or officers in connection with the investigation, defense, settlement or appeal of such proceeding, provided they acted in good faith. 46 Table of Contents Liquidity and Capital Resources Cash, cash equivalents and marketable securities and investments consisted of the following (in thousands): At March 31, (Dollars in Thousands) 2025 2024 Cash and cash equivalents $ 457,415 $ 389,674 Short-term marketable securities and investments 34,058 33,459 Long-term marketable securities 1,004 994 Cash, cash equivalents, marketable securities and investments $ 492,477 $ 424,127 Cash, cash equivalents, marketable securities and investments At March 31, 2025, cash, cash equivalents, marketable securities and investments (current and non-current) totaled $492.5 million.
The unamortized capitalized debt issuance costs balance of $1.1 million was included as prepaid expenses and other current assets and a balance of $1.5 million was included as other assets in our consolidated balance sheet at March 31, 2024.
The unamortized capitalized debt issuance costs balance of $0.7 million was included as prepaid expenses and other current assets and a balance of $2.6 million was included as other assets in our consolidated balance sheet at March 31, 2025.
However, macroeconomic conditions, including high inflation and interest rates, and a potential recession, could increase our anticipated funding requirements or make it more difficult for us to access capital.
However, macroeconomic conditions, including high inflation and interest rates, international trade relations (including trade protection measures, such as tariffs and other trade barriers), and a potential recession, could increase our anticipated funding requirements or make it more difficult for us to access capital.
Generally, we have established SSP for a majority of our service performance obligations based on historical standalone sales. In certain instances, we have established SSP for services based upon an estimate of profitability and the underlying cost to fulfill those services.
We also consider our overall pricing objectives and practices across different sales channels and geographies, and market conditions. Generally, we have established SSP for a majority of our service performance obligations based on historical standalone sales. In certain instances, we have established SSP for services based upon an estimate of profitability and the underlying cost to fulfill those services.
The 32%, or $30.8 million, decrease in cost of product revenue for the fiscal year ended March 31, 2024 compared to the same period last year was primarily due to a $23.7 million decrease in costs related to the delivery of radio frequency propagation modeling projects, a $2.8. million decrease in the amortization of intangible assets, a $1.6 million decrease in employee-related costs associated with the timing of certain projects, a $1.3 million decrease in direct material costs, and a $0.8 million decrease in obsolescence charges.
The 10%, or $6.6 million, decrease in cost of product revenue for the fiscal year ended March 31, 2025 compared to the same period last year was primarily due to a $3.1 million decrease in the amortization of intangible assets, a $1.7 million decrease in employee-related costs associated with the timing of certain projects, a $1.3 million decrease in direct material costs, a $0.9 million decrease in inventory obsolescence charges, and a $0.5 million decrease in inventory related expenses.
Cash and cash equivalents were impacted by the following: Fiscal Year Ended March 31, (Dollars in Thousands) 2024 2023 Net cash provided by operating activities $ 58,811 $ 156,650 Net cash provided by investing activities $ 13,358 $ 15,304 Net cash used in financing activities $ (69,352) $ (419,430) Net cash from operating activities Fiscal year 2024 compared to fiscal year 2023 Net cash provided by operating activities was $58.8 million during the fiscal year ended March 31, 2024, compared to $156.7 million of net cash provided by operating activities during the fiscal year ended March 31, 2023.
Cash and cash equivalents were impacted by the following: Fiscal Year Ended March 31, (Dollars in Thousands) 2025 2024 Net cash provided by operating activities $ 217,670 $ 58,811 Net cash (used in) provided by investing activities $ (6,996) $ 13,358 Net cash used in financing activities $ (142,011) $ (69,352) Net cash from operating activities Fiscal year 2025 compared to fiscal year 2024 Net cash provided by operating activities was $217.7 million during the fiscal year ended March 31, 2025, compared to $58.8 million during the fiscal year ended March 31, 2024.
Fiscal Year Ended March 31, (Dollars in Thousands) Change 2024 2023 % of Revenue % of Revenue $ % Interest and other income (expense), net $ 5,316 1 % $ (9,249) (1) % $ 14,565 157 % The 157%, or $14.6 million, change in interest and other income (expense), net was primarily due to a $7.2 million increase in the fair value of the equity investment in Napatech A/S (Napatech), a $4.7 million increase in interest income, and a $1.6 million decrease in interest expense due to debt repayments on the credit facility in March 2023, partially offset by an increase in the average interest rate on the credit facility during the fiscal year ended March 31, 2024 when compared to the fiscal year ended March 31, 2023.
Fiscal Year Ended March 31, (Dollars in Thousands) Change 2025 2024 % of Revenue % of Revenue $ % Interest and other income (expense), net $ 1,808 — % $ 5,316 1 % $ (3,508) (66) % The 66%, or $3.5 million, decrease in interest and other income (expense), net was primarily due to a $6.2 million decrease in other income largely due to a decrease in the fair value of the equity investment in Napatech A/S (Napatech), partially offset by a $1.5 million decrease in interest expense due to debt repayments on the credit facility during the fiscal year ended March 31, 2025, and a $1.1 million increase in interest income.
We expect net cash provided by operating activities combined with cash, cash equivalents, marketable securities and investments and borrowing availability under our revolving credit facility will provide sufficient liquidity to fund current obligations, capital spending, debt service requirements and working capital requirement over at least the next twelve months. 50 Table of Contents We believe we will meet longer-term expected future cash requirements and obligations through a combination of cash flows from operating activities, available cash balances, and our revolving credit facility.
We expect net cash provided by operating activities combined with cash, cash equivalents, marketable securities and investments and borrowing availability under our revolving credit facility will provide sufficient liquidity to fund current obligations, capital spending, debt service requirements and working capital requirements over at least the next twelve months.
Reporting units are determined based on the components of a company's operating segments that constitute a business for which financial information is available and for which operating results are regularly reviewed by segment management. We have one reporting unit.
We perform the assessment annually during the fourth quarter and on an interim basis if potential impairment indicators arise. Reporting units are determined based on the components of a company's operating segments that constitute a business for which financial information is available and for which operating results are regularly reviewed by segment management. We have one reporting unit.
Our gross profit decreased 7%, or $49.4 million, for the fiscal year ended March 31, 2024 compared to the same period last year. This decrease is attributable to the 9%, or $85.1 million, decrease in revenue, partially offset by the 16%, or $35.7 million, decrease in cost of revenue.
Our total gross profit increased $1.9 million, for the fiscal year ended March 31, 2025 compared to the same period last year. This increase is attributable to the 5%, or $8.7 million, decrease in cost of revenue, partially offset by the 1%, or $6.8 million, decrease in revenue.
At March 31, 2024, cash, short-term and long-term marketable securities in the United States was approximately $254.6 million, while cash and short-term investments held outside of the United States was approximately $169.5 million.
At March 31, 2025, cash, short-term and long-term marketable securities in the United States was approximately $303.2 million, while cash and short-term investments held outside of the United States was approximately $189.3 million.
In view of the current circumstances, NetScout has concluded that the risk of loss associated with damages that may result from this case is remote. As a result, we recorded a $4.6 million reduction in contingent liabilities and legal fees during the year ended March 31, 2024.
As a result, during the year ended March 31, 2024, NetScout concluded that the risk of loss associated with damages that may result from this case was remote and recorded a $4.6 million reduction in contingent liabilities and legal fees. On June 26, 2024, the District Court issued its Order dismissing the case against NetScout.
These withholding transactions do not fall under the repurchase program described above, and therefore do not reduce the amount that is available for repurchase under that program. 48 Table of Contents During the fiscal year ended March 31, 2023, we repaid $250.0 million of borrowings under the Second Amended and Restated Credit Agreement.
These withholding transactions do not fall under the repurchase program described above, and therefore do not reduce the amount that is available for repurchase under that program. 48 Table of Contents During the fiscal year ended March 31, 2025, we repaid a net $100.0 million of borrowings under the Third Amended and Restated Credit Agreement, and we paid $2.8 million in debt issuance costs related to the execution of our Third Amended and Restated Credit Agreement.
Accounts receivable days sales outstanding was 81 days at March 31, 2024 compared to 58 days at March 31, 2023. 47 Table of Contents Net cash from investing activities Fiscal Year Ended March 31, (Dollars in Thousands) 2024 2023 Cash provided by investing activities included the following: Purchase of marketable securities and investments $ (52,774) $ (114,513) Proceeds from sales and maturity of marketable securities 64,728 140,462 Purchase of fixed assets (6,337) (10,487) Purchase of intangible assets — (161) Proceeds from divestiture of a business 7,766 — (Increase) decrease in deposits (25) 3 $ 13,358 $ 15,304 Net cash provided by investing activities decreased by $1.9 million to $13.4 million during the fiscal year ended March 31, 2024, compared to $15.3 million of net cash provided by investing activities during the fiscal year ended March 31, 2023.
Accounts receivable days sales outstanding was 68 days at March 31, 2025 compared to 81 days at March 31, 2024. 47 Table of Contents Net cash from investing activities Fiscal Year Ended March 31, (Dollars in Thousands) 2025 2024 Cash (used in) provided by investing activities included the following: Purchase of marketable securities and investments $ (45,061) $ (52,774) Proceeds from sales and maturity of marketable securities 44,762 64,728 Purchase of fixed assets (5,407) (6,362) Purchase of intangible assets (1,290) — Proceeds from divestiture of a business — 7,766 $ (6,996) $ 13,358 Net cash (used in) provided by investing activities decreased by $20.4 million to $7.0 million of net cash used in investing activities during the fiscal year ended March 31, 2025, compared to $13.4 million of net cash provided by investing activities during the fiscal year ended March 31, 2024.
This decrease in revenue was partially offset by an increase in revenue from cybersecurity offerings from both service provider and enterprise customers. Service. The 1%, or $5.3 million, increase in service revenue compared with the same period last year was primarily due to an increase in revenue from maintenance contracts and professional service contracts.
The $0.6 million decrease in product revenue compared with the same period last year was due to a decrease in revenue from service provider customers from service assurance and cybersecurity offerings, partially offset by an increase in revenue from enterprise customers from service assurance and cybersecurity offerings.
We did not complete any acquisitions and completed one divestiture during the three years ended March 31, 2024. 40 Table of Contents Comparison of Years Ended March 31, 2024 and 2023 The sections that follow discuss our consolidated statement of operations data for the fiscal years ended March 31, 2024 and March 31, 2023 including results as a percentage of revenue for those periods.
Comparison of Years Ended March 31, 2025 and 2024 The sections that follow discuss our consolidated statement of operations data for the fiscal years ended March 31, 2025 and March 31, 2024 including results as a percentage of revenue for those periods.
Net cash from financing activities Fiscal Year Ended March 31, (Dollars in Thousands) 2024 2023 Cash used in financing activities included the following: Issuance of common stock under stock plans $ 3 $ 2 Treasury stock repurchases, including accelerated share repurchases (50,000) (150,039) Tax withholding on restricted stock units (19,355) (19,393) Repayment of long-term debt — (250,000) $ (69,352) $ (419,430) Net cash used in financing activities decreased $350.0 million to $69.4 million during the fiscal year ended March 31, 2024, compared to $419.4 million of net cash used in financing activities during the fiscal year ended March 31, 2023.
Net cash from financing activities Fiscal Year Ended March 31, (Dollars in Thousands) 2025 2024 Cash used in financing activities included the following: Issuance of common stock under stock plans $ 3 $ 3 Treasury stock repurchases (25,257) (50,000) Tax withholding on restricted stock units (13,962) (19,355) Payment of debt issuance costs (2,795) — Repayment of long-term debt (175,000) — Proceeds from issuance of long-term debt 75,000 — $ (142,011) $ (69,352) Net cash used in financing activities increased $72.6 million to $142.0 million during the fiscal year ended March 31, 2025, compared to $69.4 million of net cash used in financing activities during the fiscal year ended March 31, 2024.
Our consolidated net leverage ratio is the ratio of our Consolidated Total Debt minus the lesser of unrestricted cash and 125% of adjusted consolidated EBITDA compared to our adjusted consolidated EBITDA. Our maximum consolidated net leverage ratio is 4.00 to 1.00. These covenants and limitations are more fully described in the Second Amended and Restated Credit Agreement.
The Third Amended and Restated Credit Agreement requires us to maintain a certain consolidated net leverage ratio. Our consolidated net leverage ratio is the ratio of our Consolidated Total Debt minus the lesser of unrestricted cash and 125% of adjusted consolidated EBITDA compared to its adjusted consolidated EBITDA. Our maximum consolidated net leverage ratio is 4.00 to 1.00.
At March 31, 2024, we had cash, cash equivalents, and marketable securities and investments (current and non-current) of $424.1 million. This represents a decrease of $3.8 million compared to the fiscal year ended March 31, 2023.
At March 31, 2025, we had cash, cash equivalents, and marketable securities and investments (current and non-current) of $492.5 million. This represents an increase of $68.4 million compared to the fiscal year ended March 31, 2024.
At March 31, 2024, we were in compliance with all covenants, including the specified total consolidated net leverage ratio range of 4.00 to 1.00.
These covenants and limitations are more fully described in the Third Amended and Restated Credit Agreement. At March 31, 2025, we were in compliance with all covenants, including the specified total consolidated net leverage ratio range of 4.00 to 1.00.
In addition to historical information, the following discussion and other parts of this Annual Report contain forward-looking statements that involve risks and uncertainties. You should not place undue reliance on these forward-looking statements. Actual events or results may differ materially due to competitive factors and other factors discussed in Item 1A. "Risk Factors " and elsewhere in this Annual Report.
You should not place undue reliance on these forward-looking statements. Actual events or results may differ materially due to the factors discussed in Item 1A. "Risk Factors " and elsewhere in this Annual Report. These factors may cause our actual results to differ materially from any forward-looking statement.
An increase or decrease of 1% in the company-specific control premium used in the determination of the fair value of the reporting unit under the market approach at December 31, 2023 and January 31, 2024 would have resulted in an increase or decrease in the goodwill impairment recorded of approximately $15.6 million and $15.3 million, respectively.
An increase or decrease of 1% in the company-specific control premium used in the determination of the fair value of the reporting unit under the market approach would have resulted in an increase or decrease in the goodwill impairment recorded during the fiscal year ended March 31, 2025 of approximately $13.0 million.
Item 7. Management's Discussion and Analysis of Financial Condition and Results of Operations The following information should be read in conjunction with the audited consolidated financial information and the notes thereto included in this Annual Report on Form 10-K.
Item 7. Management's Discussion and Analysis of Financial Condition and Results of Operations The following information should be read in conjunction with the audited consolidated financial information and the notes thereto included in this Annual Report. In addition to historical information, the following discussion and other parts of this Annual Report contain forward-looking statements that involve risks and uncertainties.
The 4%, or $4.9 million, decrease in cost of service revenue for the fiscal year ended March 31, 2024 compared to the same period last year was primarily due to a $5.4 million decrease in employee-related expenses largely due to a decrease in variable incentive compensation partially offset by an increase in employee-related costs associated with the timing of certain projects.
The 2%, or $2.1 million, decrease in cost of service revenue for the fiscal year ended March 31, 2025 compared to the same period last year was primarily due to a $1.8 million decrease in employee-related expenses largely driven by a decrease in costs due to a reduction in headcount partially offset by an increase in variable incentive compensation as well as the timing of certain projects, a $1.3 million decrease in the cost of materials used to support customers under service contracts, and a $0.5 million decrease in depreciation expense.
The 7%, or $7.6 million, decrease in general and administrative expenses for the fiscal year ended March 31, 2024 compared to the same period last year was primarily due to a $6.0 million decrease in legal-related expenses mainly due to a favorable decision related to the Packet Intelligence LLC appeal, a $1.6 million decrease in employee-related costs largely due to a decrease in variable incentive compensation, a $1.3 million decrease in business taxes, and a $0.8 million decrease in depreciation expense.
The 1%, or $0.8 million, increase in general and administrative expenses for the fiscal year ended March 31, 2025 compared to the same period last year was primarily due to a $5.6 million increase in legal-related expenses as a result of a favorable decision related to the Packet Intelligence LLC appeal recorded during the fiscal year ended March 31, 2024.
The key assumption in the market approach utilized in fiscal year 2024 to determine the fair value of the reporting unit in our quantitative goodwill impairment assessment was the company-specific control premium, which was estimated using expected synergies that would be realized by a hypothetical buyer.
The key assumption in the market approach used in the quantitative impairment test performed during the first quarter of fiscal year 2025 was the company-specific control premium, which was estimated using expected synergies that would be realized by a hypothetical buyer.
The 3%, or $10.1 million, increase in service gross profit 42 Table of Contents corresponds with the 1%, or $5.3 million, increase in service revenue and the 4%, or $4.9 million, decrease in cost of services revenue. Gross profit.
The 1%, or $4.1 million, 42 Table of Contents decrease in service gross profit corresponds with the 1%, or $6.2 million, decrease in service revenue, partially offset by the 2%, or $2.1 million, decrease in cost of services revenue. Total gross profit.
Amortization of acquired intangible assets consists primarily of amortization of customer relationships, definite-lived trademark and trade names, and leasehold interests related to our acquisition of 43 Table of Contents Danaher Corporation's communication business (Comms Transaction), Network General Corporation, Avvasi Incorporated and Efflux Systems, Inc.
Amortization of acquired intangible assets consists primarily of amortization of customer relationships, definite-lived trademark and trade names, and leasehold interests related to our acquisition of Danaher Corporation's communication business (Comms Transaction), Network General Corporation, Avvasi Incorporated and Efflux Systems, Inc. 43 Table of Contents The 8%, or $3.9 million, decrease in amortization of acquired intangible assets for the fiscal year ended March 31, 2025 compared to the same period last year w as primarily due to a decrease in the amortization of intangible assets acquired as part of the Comms Transaction and the Network General Corporation transaction.
We allocate the transaction price among the performance obligations in an amount that 39 Table of Contents depicts the relative standalone selling prices (SSP) of each obligation. Judgment is required to determine the SSP for each distinct performance obligation.
We allocate the transaction price among the performance obligations in an amount that depicts the relative standalone selling prices (SSP) of each obligation. Judgment is required to determine the SSP for each distinct performance obligation. We use a range of amounts to estimate SSP for each of the products and services sold, based primarily on the performance obligation's historical pricing.
The 8%, or $15.0 million, decrease in res earch and development expenses for the fiscal year ended March 31, 2024 compared to the same period last year was primarily due to an $11.5 million decrease in employee-related costs due to a decrease in variable incentive compensation, a $1.6 million decrease in contractor fees, and a $1.6 million decrease in depreciation expense.
The 5%, or $8.3 million, decrease in re s earch and development expenses for the fiscal year ended March 31, 2025 compared to the same period last year was primarily due to a $6.6 million decrease in employee-related expense largely as a result of a reduction in headcount, a $2.2 million decrease from depreciation expense, and a $0.8 million decrease in contractor fees.
The commitments under the Second Amended and Restated Credit Agreement will expire on July 27, 2026, and any outstanding loans will be due on that date. During the fiscal year ended March 31, 2023, we repaid $250.0 million of borrowings under the Second Amended and Restated Credit Agreement.
The commitments under the Second Amended and Restated Credit Agreement were set to expire on July 27, 2026, and any outstanding loans were due on that date. On May 13, 2024, we repaid $25.0 million of borrowings under the Second Amended and Restated Credit Agreement.
These factors may cause our actual results to differ materially from any forward-looking statement. See the section titled "Cautionary Statement Concerning Forward-Looking Statements" that appears at the beginning of this Annual Report.
See the section titled "Cautionary Statement Concerning Forward-Looking Statements" that appears at the beginning of this Annual Report.
Net loss for the fiscal year ended March 31, 2024 was $147.7 million, as compared with net income for the fiscal year ended March 31, 2023 of $59.6 million, a decrease in net income (loss) of $207.3 million.
Net loss for the fiscal year ended March 31, 2025 was $366.9 million, as compared with net loss for the fiscal year ended March 31, 2024 of $147.7 million.
Non-GAAP income from operations removes the aforementioned adjustments and also removes business development and integration expense, compensation for post-combination services, legal (benefit) expense related to civil judgments, goodwill impairment charges, gain on the divestiture of a business, restructuring charges, and transitional service agreement expenses.
Non-GAAP gross profit removes expenses related to the amortization of acquired intangible assets, share-based compensation expense, and acquisition-related depreciation expense. Non-GAAP income from operations includes the aforementioned adjustments and also removes restructuring charges, goodwill impairment charges, gain on the divestiture of a business, and legal (benefit) expense related to civil judgments.
As a result of the quantitative impairment test, we determined goodwill was further impaired and recorded an impairment charge of $50.2 million during the fourth quarter of fiscal year 2024.
As a result of the quantitative impairment test performed during the first quarter of fiscal year 2025, we determined goodwill was impaired and recorded a goodwill impairment charge of $427.0 million during the three months ended June 30, 2024.
As a result of a sustained decline in our stock price and overall market capitalization during the third quarter of fiscal year 2024, along with other qualitative considerations including the continued impact from the macroeconomic environment, we determined a triggering event occurred, indicating goodwill may be impaired. Accordingly, we performed a quantitative impairment test of goodwill at December 31, 2023.
During the first quarter of fiscal year 2025, due to the continued decrease in our stock price and overall market capitalization, along with other qualitative considerations including the continued impact from the conditions in the macroeconomic environment, it was determined a Triggering Event occurred, indicating goodwill may be impaired.
To test impairment, we first assess qualitative factors to determine whether the existence of events and circumstances indicate that it is more likely than not that the intangible asset is impaired.
To test impairment, we first assess qualitative factors to determine whether the existence of events and circumstances indicate that it is more likely than not that goodwill is impaired. If based on our qualitative assessment it is more likely than not that the fair value of the reporting unit is below its carrying amount, quantitative impairment testing is required.
Goodwill is not amortized but subject to annual impairment tests; more frequently if events or circumstances occur (a "triggering event") that would indicate the fair value of our reporting unit is below its carrying value. We perform the assessment annually during the fourth quarter and on an interim basis if potential impairment indicators arise.
In addition, we have a history of successfully collecting receivables from our resellers and distributors. 39 Table of Contents Valuation of Goodwill Goodwill is not amortized but subject to annual impairment tests; or more frequently if events or circumstances occur (a "Triggering Event") that would indicate the fair value of our reporting unit is below its carrying value.
D uring the fiscal year ended March 31, 2023, one direct customer, Verizon, accounted for more than 10% of our total revenue, while no indirect channel partners accounted for more than 10% of our total revenue.
During the fiscal years ended March 31, 2025 and 2024, no direct customer or indirect channel partner accounted for more than 10% of our total revenue.
The 17%, or $59.5 million, decrease in product gross profit, corresponds with the 20%, or $90.3 million, decrease in product revenue, partially offset by the 32%, or $30.8 million, decrease in cost of product revenue. Service.
The 2%, or $6.0 million, increase in product gross profit corresponds with the 10%, or $6.6 million, decrease in cost of product revenue, partially offset by the $0.6 million decrease in product revenue. Service.