Biggest changeResults of Operations The following table presents our historical operating results for the periods indicated as a percentage of revenue: Year Ended December 31, 2023 2022 2021 Revenue 100 % 100 % 100 % Operating expenses: Cost of revenue, excluding depreciation and amortization of intangible assets 23 24 26 Research and development 43 43 40 Selling, general and administrative 45 43 41 Depreciation expense 3 4 4 Amortization expense 11 12 22 Goodwill impairment — 121 — Impairment of long-lived assets — 2 — Total operating expenses 125 249 133 Operating loss (25 ) (149 ) (33 ) Other (expense) income, net — — — Loss before taxes (25 ) (149 ) (33 ) Provision for income taxes 2 3 4 Net loss (27 )% (152 )% (37 )% 52 Comparison of Fiscal Years Ended December 31, 2023 and 2022 Revenue We derive the majority of our revenue from licensing our technology and solutions to customers.
Biggest changeThe Perceive Transaction was completed on October 2, 2024 and we are now fully focused on entertainment-based solutions to grow our independent media platform and licensing businesses. 50 Results of Operations The following table presents our historical operating results for the periods indicated as a percentage of revenue: Year Ended December 31, 2024 2023 Revenue 100 % 100 % Operating expenses: Cost of revenue, excluding depreciation and amortization of intangible assets 23 23 Research and development 39 43 Selling, general and administrative 44 45 Depreciation expense 3 3 Amortization expense 9 11 Goodwill impairment — — Impairment of long-lived assets — — Total operating expenses 118 125 Operating loss (18 ) (25 ) Interest and other income, net 1 1 Interest expense - debt (1 ) (1 ) Gain on divestitures 20 — Income (loss) before taxes 2 (25 ) Provision for income taxes 2 2 Net loss — (27 )% Comparison of Fiscal Years Ended December 31, 2024 and 2023 Revenue We derive the majority of our revenue from licensing our technology and solutions to customers.
General and administrative expenses consist primarily of compensation and related costs (including stock-based compensation expense) for management, information technology, finance and legal personnel, legal fees and expenses, facilities costs, and professional services. Our general and administrative expenses, other than facilities-related expenses and fringe benefits, are not allocated to other expense line items.
General and administrative expenses consist primarily of compensation and related costs (including stock-based compensation expense) for management, information technology, finance and legal personnel, legal fees and related expenses, facilities costs, and professional services. Our general and administrative expenses, other than facilities-related expenses and fringe benefits, are not allocated to other expense line items.
Actual results could differ from those estimates, and material effects on our operating results and financial position may result. We believe the following accounting estimates are most critical to understanding our consolidated financial statements.
Actual results could differ from those estimates, and material effects on our operating results and financial position may result. 57 We believe the following accounting estimates are most critical to understanding our consolidated financial statements.
Cash Flows Cash Flows From Operating Activities Net cash provided by operations was $0.1 million for the year ended December 31, 2023, primarily due to our net loss of $139.7 million and a decrease in deferred income taxes of $8.6 million, offset by non-cash items such as depreciation expense of $16.6 million, amortization of intangible assets of $57.8 million, stock-based compensation expense of $69.5 million, impairment of long-lived assets of $1.7 million, and $2.0 million of changes in operating assets and liabilities.
Net cash provided by operations was $0.1 million for the year ended December 31, 2023, primarily due to our net loss of $139.7 million and a decrease in deferred income taxes of $8.6 million, offset by non-cash items such as depreciation expense of $16.6 million, amortization of intangible assets of $57.8 million, stock-based compensation expense of $69.5 million, impairment of long-lived assets of $1.7 million, and $2.0 million of changes in operating assets and liabilities.
Our access to capital markets may be constrained and our cost of borrowing may increase under certain business and market conditions, and our liquidity is subject to various risks including the risks identified in “Risk Factors” included in Item 1A of this Form 10-K.
Our access to capital markets may be constrained and our cost of borrowing may increase under certain business and market conditions, and our liquidity is subject to various risks including the risks identified in “Risk Factors” included in Part I, Item 1A of this Form 10-K.
Discussions of 2021 items and year-to-year comparisons between 2022 and 2021 that are not included in this Form 10-K can be found in “Management’s Discussion and Analysis of Financial Condition and Results of Operations” in Part II, Item 7 of the Annual Report on Form 10-K for the year ended December 31, 2022, filed with the SEC on March 6, 2023, which is available free of charge on the SEC’s website at www.sec.gov and our Investor Relations website at investor.xperi.com.
Discussions of 2022 items and year-to-year comparisons between 2023 and 2022 that are not included in this Form 10-K can be found in “Management’s Discussion and Analysis of Financial Condition and Results of Operations” in Part II, Item 7 of the Annual Report on Form 10-K for the year ended December 31, 2023, filed with the SEC on March 1, 2024, which is available free of charge on the SEC’s website at www.sec.gov and our Investor Relations website at investor.xperi.com.
Selling, General and Administrative Selling expenses consist primarily of compensation and related costs (including stock-based compensation expense) for sales and marketing personnel engaged in sales and licensee support, marketing programs, public relations, promotional materials, travel, and trade show expenses.
Selling, General and Administrative Selling expenses consist primarily of compensation and related costs (including stock-based compensation expense) for sales and marketing personnel engaged in sales and licensee support, marketing programs, public relations, promotional materials, travel, and trade shows.
Research and Development Research, development and other related costs (“R&D expense”) are comprised primarily of employee-related costs, stock-based compensation expense, engineering consulting expenses associated with new product and technology development, product commercialization, quality assurance and testing costs, as well as costs related to patent applications and examinations, materials, supplies, and an allocation of facilities costs.
Research and Development Research, development and other related costs (“R&D expense”) consist primarily of employee-related costs, stock-based compensation expense, engineering consulting expenses associated with new product and technology development, product commercialization, quality assurance and testing costs, as well as other costs related to patent applications and examinations, materials, supplies, and an allocation of facilities costs.
We evaluate our estimates based on our historical experience and various other assumptions that are believed to be reasonable under the circumstances. These estimates relate to revenue recognition, the assessment of recoverability of goodwill and intangible assets, business combinations, recognition and measurement of deferred income tax 58 assets and liabilities, the assessment of unrecognized tax benefits, and others.
We evaluate our estimates based on our historical experience and various other assumptions that are believed to be reasonable under the circumstances. These estimates relate to revenue recognition, the assessment of recoverability of intangible assets, business combinations, recognition and measurement of deferred income tax assets and liabilities, and the assessment of unrecognized tax benefits.
Recent Accounting Pronouncements See Note 2— Summary of Significant Accounting Policies of the Notes to Consolidated Financial Statements for a full description of recent accounting pronouncements including the respective expected dates of adoption. 60
Recent Accounting Pronouncements See Note 2— Summary of Significant Accounting Policies of the Notes to Consolidated Financial Statements for a full description of recent accounting pronouncements including the respective expected dates of adoption. 59
Business Overview We are a leading consumer and entertainment technology company. We believe we create extraordinary experiences at home and on the go for millions of consumers around the world, enabling audiences to connect with content in a way that is more intelligent, immersive, and personal.
Business Overview We are a leading consumer and entertainment technology company. We believe we create extraordinary experiences at home and on the go for millions of consumers around the world, enabling our unique audiences to connect with content in a more intelligent, immersive, and personal way.
We operate in one reportable business segment and group our business into four categories: Pay-TV, Consumer Electronics, Connected Car and Media Platform. Headquartered in Silicon Valley with operations around the world, we have approximately 2,100 employees and more than 35 years of operating experience.
We operate in one reportable business segment and group our revenue into four categories: Pay-TV, Consumer Electronics, Connected Car and Media Platform. Headquartered in Silicon Valley with operations around the world, we have approximately 1,680 employees and more than 35 years of operating experience.
This section of Form 10-K generally discusses 2023 and 2022 items and year-to-year comparisons between 2023 and 2022.
This section of Form 10-K generally discusses 2024 and 2023 items and year-to-year comparisons between 2024 and 2023.
Cash Flows from Financing Activities Net cash provided by financing activities was $7.1 million for the year ended December 31, 2023, primarily due to $11.9 million in proceeds from the issuance of common stock under the ESPP, offset by $4.9 million in payment of withholding taxes related to net share settlement of equity awards.
Cash Flows from Financing Activities Net cash used in financing activities was $19.4 million for the year ended December 31, 2024, due to $20.0 million in repurchases of common stock under the Program and $7.2 million in payment of withholding taxes related to net share settlement of equity awards, partially offset by $7.9 million in proceeds from the issuance of common stock under the ESPP. 56 Net cash provided by financing activities was $7.1 million for the year ended December 31, 2023, primarily due to $11.9 million in proceeds from the issuance of common stock under the ESPP, offset by $4.9 million in payment of withholding taxes related to net share settlement of equity awards.
For the year ended December 31, 2023, we recognized interest and penalties of $0.3 million related to unrecognized tax benefits, whereas interest and penalties were immaterial for the years ended December 31, 2022 and 2021. See Note 14— Income Taxes of the Notes to Consolidated Financial Statements for additional detail.
For the years ended December 31, 2024 and 2023, we recognized interest and penalties related to unrecognized tax benefits of an immaterial amount and $0.3 million, respectively. See Note 14— Income Taxes of the Notes to Consolidated Financial Statements for additional detail.
We determined that we may not be able to fully recover the carrying amount of the leased offices due to how the offices are being used, a significant decrease in the expected market price of the leased asset, and expected delays in subleasing the space based on the current real estate leasing market.
We determined that we may not be able to fully recover the carrying amount of the leased building and offices due to how they were being used, a significant decrease in the expected market price of the ROU assets and expected delays in subleasing the space based on the condition of the commercial real estate leasing market.
We account for uncertain tax positions in accordance with authoritative guidance related to income taxes. The calculation of our unrecognized tax benefits involves dealing with uncertainties in the application of complex tax regulations. As such, we are required to make many subjective assumptions and judgments regarding our income tax exposures.
The calculation of our unrecognized tax benefits involves dealing with uncertainties in the application of complex tax regulations. As such, we are required to make many subjective assumptions and judgments regarding our income tax exposures.
In addition, in the United States, any net operating losses or credits that were generated in prior years but not yet fully utilized in a year that is closed under the statute of limitations may also be subject to examination.
At December 31, 2024, our 2020 through 2024 tax years are generally open to examination. In the United States, any net operating losses or credits that were generated in prior years but not yet fully utilized in a year that is closed under the statute of limitations may also be subject to examination.
Stock-based Compensation Expense The following table sets forth our stock-based compensation (“SBC”) expense for the years ended December 31, 2023 and 2022 (in thousands): Year Ended December 31, 2023 2022 Cost of revenue, excluding depreciation and amortization of intangible assets $ 3,466 $ 2,906 Research and development 25,276 21,561 Selling, general and administrative 40,789 20,836 Total stock-based compensation $ 69,531 $ 45,303 Stock-based compensation include restricted stock units, employee stock options and purchases made under our employee stock purchase plan (“ESPP”).
Stock-based Compensation Expense The following table sets forth our stock-based compensation (“SBC”) expense for the years ended December 31, 2024 and 2023 (in thousands): Year Ended December 31, 2024 2023 Cost of revenue, excluding depreciation and amortization of intangible assets $ 3,216 $ 3,466 Research and development 20,634 25,276 Selling, general and administrative 36,691 40,789 Total stock-based compensation expense $ 60,541 $ 69,531 We recognized stock-based compensation expense from restricted stock units and purchases made under our employee stock purchase plan (“ESPP”).
Cash and cash equivalents were $154.4 million, including $12.3 million classified as held-for-sale in connection with the Divestiture, at December 31, 2023, a decrease of $5.7 million from $160.1 million at December 31, 2022.
Cash and cash equivalents were $130.6 million at December 31, 2024, a decrease of $23.8 million from $154.4 million, including $12.3 million classified as held for sale in connection with the AutoSense Divestiture, as of December 31, 2023.
The decrease was primarily due to certain intangible assets becoming fully amortized in 2023, which was partially offset by new amortization expense as a result of the Vewd Acquisition in July 2022. As a result of previous mergers and acquisitions, we anticipate that amortization expenses will continue to be a significant expense over the next several years.
The decrease was primarily due to certain intangible assets becoming fully amortized over the past 12 months. As a result of previous mergers and acquisitions, we anticipate that amortization expenses will continue to be a significant expense over the next several years.
For the year ended December 31, 2022, we recorded an income tax expense of $13.6 million on a pretax loss of $747.6 million, which resulted in an effective tax rate of (1.8)%.
For the year ended December 31, 2023, we recorded an income tax expense of $10.0 million on a pretax loss of $129.6 million, which resulted in an effective tax rate of (7.7)%.
We may, at any time and on any one or more occasions, prepay all or any portion of the outstanding principal amount, plus accrued and unpaid interest, if any, under the Promissory Note without premium or penalty. In addition, the Promissory Note has mandatory prepayment provisions upon certain change of control or asset sale events.
We may, at any time and on any one or more occasions, prepay all or any portion of the outstanding principal amount, plus accrued and unpaid interest, if any, under the Promissory Note without premium or penalty.
Release of the valuation allowance would result in the recognition of certain federal deferred tax assets and a decrease to income tax expense for the period the release is recorded. The exact timing and amount of the valuation allowance release depends on the level of profitability that we are able to achieve.
Release of the valuation allowance would result in the recognition of certain federal deferred tax assets and a decrease to income tax expense for the period the release is recorded.
If recovery is not likely on a more-likely-than-not basis, we must increase our provision for income taxes by recording a valuation allowance against our deferred tax assets. Should there be a change in our ability to recover our deferred tax assets, our provision for income taxes would fluctuate in the period of the change.
We must assess the likelihood that we will be able to recover our deferred tax assets. If recovery is not more-likely-than-not, we must increase our provision for income taxes by recording a valuation allowance against our deferred tax assets.
Divestiture In December 2023, we entered into a definitive agreement with Tobii AB, an eye tracking and attention computing company, pursuant to which we agreed to sell our AutoSense in-cabin safety business and related imaging solutions (the “Divestiture”). The Divestiture, which was completed in January 2024, is expected to further streamline our business and focus our investments on entertainment markets.
Divestitures In December 2023, we entered into a definitive agreement with Tobii AB (“Tobii”), an eye tracking and attention computing company, pursuant to which we agreed to sell our AutoSense in-cabin safety business and related imaging solutions (the “AutoSense Divestiture”).
Impairment of Long-Lived Assets As a result of optimizing our global real estate footprint and decisions to vacate and sublease an office building following the Spin-Off, we recorded non-cash impairment charges of $7.7 million to reduce the carrying amount of certain operating lease 54 right-of-use (“ROU”) assets and property and equipment, including leasehold improvements, during the year ended December 31, 2022.
Impairment of Long-Lived Assets As a result of optimizing our global real estate footprint and subleasing certain building and offices following the Spin-Off (as defined in Note 1— The Company and Description of Business ), we recorded non-cash impairment charges of $1.5 million and $1.7 million to reduce the carrying amount of certain operating lease right-of-use (“ROU”) assets and property and equipment, including related leasehold improvements, during 2024 and 2023, respectively.
All research, development and other related costs are expensed as incurred. 53 R&D expense for the year ended December 31, 2023 was $222.8 million as compared to $216.4 million for the year ended December 31, 2022, an increase of $6.4 million, or 3%.
Other than certain software development costs that are capitalized, all research and development costs are expensed as incurred. R&D expense for the year ended December 31, 2024 was $191.4 million as compared to $222.8 million for the year ended December 31, 2023, a decrease of $31.4 million, or 14%.
Cost of revenue, excluding depreciation and amortization of intangible assets, for the year ended December 31, 2023 was $118.6 million, as compared to $122.9 million for the year ended December 31, 2022, a decrease of $4.3 million, or 4%.
Cost of revenue, excluding depreciation and amortization of intangible assets, for the year ended December 31, 2024 was $113.8 million, as compared to $118.6 million for the year ended December 31, 2023, a decrease of $4.8 million, or 4%. This decrease was primarily attributable to lower costs incurred in connection with a decrease in advertising revenue.
We may supplement our short-term liquidity needs with access to capital markets, if necessary, and strategic cost savings initiatives.
Equity or debt financing may not be available when needed or, if available, equity or debt financing may not be on terms satisfactory to us. We may supplement our short-term liquidity needs with access to capital markets, if necessary, and strategic cost savings initiatives.
There can be no assurance that current expectations will be realized and plans are subject to change upon further review of our capital expenditure needs.
We expect capital expenditures in 2025 to be approximately $20.0 million. These expenditures are expected to be paid with existing cash and cash equivalents. There can be no assurance that current expectations will be realized, and plans are subject to change upon further review of our capital expenditure needs.
Provision for Income Taxes Year Ended December 31, 2023 2022 $ Change % Change (dollars in thousands) Provision for income taxes $ 10,042 $ 13,589 $ (3,547 ) (26 )% 55 For the year ended December 31, 2023, we recorded an income tax expense of $10.0 million on a pretax loss of $129.6 million, which resulted in an effective tax rate of (7.7)%.
Provision for Income Taxes Year Ended December 31, 2024 2023 $ Change % Change (dollars in thousands) Provision for income taxes $ 12,448 $ 10,042 $ 2,406 24 % For the year ended December 31, 2024, we recorded an income tax expense of $12.4 million on a pretax income of $11.6 million, which resulted in an effective tax rate of 107.5%.
Liquidity and Capital Resources The following table presents selected financial information related to our liquidity and significant sources and uses of cash and cash equivalents as of December 31, 2023 and 2022 and for the years ended December 31, 2023 and 2022: December 31, 2023 2022 (dollars in thousands) Cash and cash equivalents $ 142,085 (1) $ 160,127 Current ratio 1.9 2.2 (1) Excludes $12.3 million of cash and cash equivalents classified as held for sale at December 31, 2023.
The exact timing and amount of the valuation allowance release depends on the level of profitability that we are able to achieve. 54 Liquidity and Capital Resources The following table presents selected financial information related to our liquidity and significant sources and uses of cash and cash equivalents as of December 31, 2024 and 2023 and for the years ended December 31, 2024 and 2023: December 31, 2024 2023 (dollars in thousands) Cash and cash equivalents $ 130,564 $ 154,434 (1) Current ratio (2) 1.6 1.9 (1) Included $12.3 million of cash and cash equivalents classified as held for sale at December 31, 2023.
At this time, we are unable to reasonably estimate the timing of the long-term payments or the amount by which the liability will increase or decrease over time.
At this time, we are unable to reasonably estimate the timing of the long-term payments or the amount by which the liability will increase or decrease over time. Stock Repurchase Program In April 2024, our Board of Directors (the “Board”) authorized the repurchase of up to $100.0 million of our common stock (the “Program”).
Future interest payments associated with the debt total $4.5 million, with $3.0 million payable within 12 months. Purchase Obligations Our purchase obligations primarily consist of noncancelable obligations related to advertising, engineering services and internet and telecommunications services. As of December 31, 2023, we had purchase obligations of $143.2 million, with $44.2 million payable within 12 months.
Purchase Obligations Our purchase obligations primarily consist of noncancelable obligations related to advertising, engineering services and internet and telecommunications services. As of December 31, 2024, we had purchase obligations of $137.9 million, with $47.9 million payable within 12 months.
Depreciation Expense Depreciation expense was $16.6 million for the year ended December 31, 2023, as compared to $20.5 million for the year ended December 31, 2022, a decrease of $3.9 million, or 19%. The decrease was primarily due to certain fixed assets being fully depreciated during the fourth quarter of 2022 as well as during 2023.
Depreciation expense was $12.6 million for the year ended December 31, 2024, as compared to $16.6 million for the year ended December 31, 2023, a decrease of $4.0 million, or 24%. The decrease was primarily due to certain fixed assets becoming fully depreciated over the past 12 months.
Long-Term Debt As of December 31, 2023, we had outstanding long-term debt in an aggregate principal amount of $50.0 million, which is due on July 1, 2025. We may, at any time and on any one or more occasions, prepay all or any portion of the outstanding principal amount, plus accrued and unpaid interest, if any, without premium or penalty.
We may, at any time and on any one or more occasions, prepay all or any portion of the outstanding principal amount, plus accrued and unpaid interest, if any, without premium or penalty.
These purchase obligations represent commitments under enforceable and legally binding agreements, and do not represent the entire anticipated purchases in the future. See Note 11— Commitments and Contingencies of the Notes to Consolidated Financial Statements for additional information on our purchase obligations.
These purchase obligations represent commitments under enforceable and legally binding agreements, and do not represent the entire anticipated purchases in the future.
Year Ended December 31, 2023 2022 (in thousands) Net cash provided by (used in) operating activities $ 62 $ (28,445 ) Net cash used in investing activities $ (12,933 ) $ (64,846 ) Net cash provided by financing activities $ 7,052 $ 135,751 Our primary sources of liquidity and capital resources are our cash on hand including cash provided by the Former Parent prior to the Separation.
Year Ended December 31, 2024 2023 (in thousands) Net cash (used in) provided by operating activities $ (55,340 ) $ 62 Net cash provided by (used in) investing activities $ 50,820 $ (12,933 ) Net cash (used in) provided by financing activities $ (19,350 ) $ 7,052 Our primary liquidity and capital resources are our cash and cash equivalents on hand.
Leases We have lease arrangements for office and research facilities, data centers and office equipment. As of December 31, 2023, fixed lease payment obligations amounted to $49.9 million, with $16.8 million payable within 12 months. See Note 10— Leases of the Notes to Consolidated Financial Statements for additional information on lease obligations and maturities.
Our material cash requirements include the following contractual and other obligations. Leases We have lease arrangements for office and research facilities, data centers and office equipment. As of December 31, 2024, fixed lease payment obligations amounted to $38.5 million, with $16.9 million payable within 12 months.
Poor financial results, unanticipated expenses, unanticipated acquisitions of technologies or businesses or unanticipated strategic investments could give rise to additional financing requirements sooner than we expect.
As part of our liquidity strategy, we will continue to monitor our earnings and cash flow as well as our ability to access the capital markets as needed. Poor financial results, unanticipated expenses, unanticipated acquisitions of technologies or businesses or unanticipated strategic investments could give rise to additional financing requirements sooner than we expect.
Cash Flows from Investing Activities Net cash used in investing activities was $12.9 million for the year ended December 31, 2023, which was primarily related to capital expenditures.
Net cash used in investing activities was $12.9 million for the year ended December 31, 2023, which was primarily related to capital expenditures, including capitalized internal-use software. Capital Expenditures Our capital expenditures for property and equipment consist primarily of purchases of computer hardware and software, capitalized internal-use software, information systems, and production and test equipment.
These estimates and judgments are used in the calculation of tax credits, tax benefits and deductions, and in the calculation of tax assets and liabilities.
These estimates and judgments are used in the calculation of tax credits, tax benefits and deductions, and in the calculation of tax assets and liabilities. Significant changes to these estimates may result in an increase or decrease to our tax provision in a subsequent period.
Long-term Debt In connection with the Vewd acquisition on July 1, 2022, we issued a senior unsecured promissory note (the “Promissory Note”) to the sellers of Vewd in the principal amount of $50.0 million. Indebtedness outstanding under the Promissory Note bears an interest rate of 6.00% per annum, payable in cash on a quarterly basis.
Short-Term Debt In connection with the acquisition of Vewd Software Holdings Limited (“Vewd”) on July 1, 2022, we issued a senior unsecured promissory note (the “Promissory Note”) to the sellers of Vewd in the principal amount of $50.0 million, all of which was outstanding at December 31, 2024.
Income Tax Payable As of December 31, 2023, we had accrued $9.6 million of unrecognized tax benefits in long-term income taxes payable related to uncertain tax positions, which included $0.4 million of accrued interest and penalties.
See Note 11— Commitments and Contingencies of the Notes to Consolidated Financial Statements for additional information on our purchase obligations. 55 Income Tax Payable As of December 31, 2024, we had accrued $1.3 million of unrecognized tax benefits in long-term income taxes payable related to uncertain tax positions, which included $0.1 million of accrued interest and penalties.
This decrease resulted primarily from $12.7 million of capital expenditures, and $4.9 million in payment of withholding taxes on net share settlement of equity awards, partially offset by $11.9 million in proceeds received from the issuance of common stock under the ESPP. 56 Our material cash requirements include the following contractual and other obligations.
This decrease resulted primarily from cash used in operations of $55.3 million, $20.0 million in repurchases of common stock, $7.2 million in payments of withholding taxes on net share settlement of equity awards and $16.8 million of capital expenditures, including capitalized internal-use software costs, partially offset by $67.8 million in net proceeds received from divestitures, and $7.9 million in proceeds from the issuance of common stock under the ESPP.
The income tax expense of $13.6 million was primarily related to foreign withholding taxes of $10.2 million, state income taxes of $1.6 million, and foreign income tax expense of $7.2 million, partially offset by a tax benefit due to an impairment of goodwill of $5.0 million.
The income tax expense of $12.4 million was primarily related to foreign withholding taxes of $10.9 million and U.S. federal income taxes of $3.7 million, partially offset by a tax benefit of $1.3 million from the release of valuation allowance of a foreign subsidiary.
Amortization Expense Amortization expense for the year ended December 31, 2023 was $57.8 million, as compared to $62.2 million for the year ended December 31, 2022, a decrease of $4.4 million, or 7%.
Amortization Expense We recognized amortization expense for certain intangible assets we acquired in business combinations that are recognized separately from goodwill. Amortization expense for the year ended December 31, 2024 was $43.4 million, as compared to $57.8 million for the year ended December 31, 2023, a decrease of $14.4 million, or 25%.
Selling, general and administrative expenses for the year ended December 31, 2023 were $233.4 million as compared to $217.4 million for the year ended December 31, 2022, an increase of $16.0 million, or 7%. The increase was primarily due to increases in stock-based compensation expense and cloud computing expense.
Selling, general and administrative expenses for the year ended December 31, 2024 were $218.1 million as compared to $233.4 million for the year ended December 31, 2023, a decrease of $15.3 million, or 7%.
Operating Expenses Year Ended December 31, 2023 2022 $ Change % Change (dollars in thousands) Cost of revenue, excluding depreciation and amortization of intangible assets $ 118,628 $ 122,946 $ (4,318 ) (4 )% Research and development 222,833 216,355 6,478 3 % Selling, general and administrative 233,403 217,402 16,001 7 % Depreciation expense 16,645 20,501 (3,856 ) (19 )% Amortization expense 57,752 62,209 (4,457 ) (7 )% Goodwill impairment — 604,555 (604,555 ) (100 )% Impairment of long-lived assets 1,710 7,724 (6,014 ) (78 )% Total operating expenses $ 650,971 $ 1,251,692 $ (600,721 ) (48 )% Cost of Revenue, Excluding Depreciation and Amortization of Intangible Assets Cost of revenue, excluding depreciation and amortization of intangible assets, consists primarily of employee-related costs, royalties paid to third parties, hardware product-related costs, maintenance costs and an allocation of facilities costs, as well as service center and other expenses related to providing our offerings and non-recurring engineering (“NRE”) services.
Additionally, there was an increase of $15.0 million in Pay-TV revenue driven largely by higher MG revenue in core guide products and continued growth in IPTV Solutions revenue. 51 Operating Expenses Year Ended December 31, 2024 2023 $ Change % Change (dollars in thousands) Cost of revenue, excluding depreciation and amortization of intangible assets $ 113,756 $ 118,628 $ (4,872 ) (4 )% Research and development 191,352 222,833 (31,481 ) (14 )% Selling, general and administrative 218,106 233,403 (15,297 ) (7 )% Depreciation expense 12,638 16,645 (4,007 ) (24 )% Amortization expense 43,376 57,752 (14,376 ) (25 )% Impairment of long-lived assets 1,535 1,710 (175 ) (10 )% Total operating expenses $ 580,763 $ 650,971 $ (70,208 ) (11 )% Cost of Revenue, Excluding Depreciation and Amortization of Intangible Assets Cost of revenue, excluding depreciation and amortization of intangible assets, consists primarily of employee-related costs, royalties paid to third parties, hardware product-related costs, content and data costs, hosting fees, maintenance costs and an allocation of facilities costs, as well as service center and other expenses related to providing our offerings, and non-recurring engineering (“NRE”) services.
Net cash used in investing activities was $64.8 million for the year ended December 31, 2022, primarily related to net cash paid of $50.5 million for the Vewd Acquisition, and capital expenditures of $14.2 million.
Cash Flows from Investing Activities Net cash provided by investing activities was $50.8 million for the year ended December 31, 2024, primarily due to net proceeds from divestitures of $67.8 million, partially offset by capital expenditures of $16.8 million, including capitalized internal-use software.
Net cash used by operations was $28.4 million for the year ended December 31, 2022, primarily due to our net loss of $761.2 million and $6.0 million in changes in operating assets and liabilities being adjusted for non-cash items of depreciation of $20.5 million, amortization of intangible assets of $62.2 million, stock-based compensation of $45.3 million, goodwill impairment of $604.6 million and impairment of long-lived assets of $7.7 million.
Cash Flows Cash Flows from Operating Activities Net cash used in operations was $55.3 million for the year ended December 31, 2024, primarily due to our net loss of $0.9 million being further adjusted by $71.8 million of changes in operating assets and liabilities driven principally by an increase of $46.3 million in unbilled contracts receivable, and $100.8 million of a non-cash gain recognized from the AutoSense Divestiture and the Perceive Transaction.
Our current cash and cash equivalents balance is expected to be sufficient to support our operations, capital expenditures and income tax payments, in addition to any investments and other capital allocation needs, for at least the next 12 months from the issuance date of these financial statements.
Liquidity We believe our current cash and cash equivalents will be sufficient to meet our needs for at least the next 12 months from the issuance date of the Consolidated Financial Statements included in this Form 10-K. As we assess growth strategies, we may need to supplement our cash and cash equivalents with outside sources.
The following table sets forth our revenue by year: Year Ended December 31, 2023 2022 $ Change % Change (dollars in thousands) Revenue $ 521,334 $ 502,260 $ 19,074 4 % The $19.1 million or 4% increase in revenue for the year ended December 31, 2023, compared to the prior year, was primarily attributable to an increase of $10.7 million in Connected Car revenue as the result of growth from the DTS AutoSense and DTS AutoStage solutions and HD Radio, an increase of $9.2 million in Media Platform revenue driven principally by contribution from Vewd, which was acquired in July 2022, as well as an increase of $4.0 million in Consumer Electronics revenue due largely to growth in royalty and minimum guarantee contracts revenue in Home and Audio.
The following table sets forth our revenue by year: Year Ended December 31, 2024 2023 $ Change % Change (dollars in thousands) Revenue $ 493,688 $ 521,334 $ (27,646 ) (5 )% The $27.6 million or 5% decrease in revenue for the year ended December 31, 2024, compared to the prior year, was primarily attributable to a decline of $50.4 million in Consumer Electronics due to the AutoSense Divestiture, revenue related to minimum guarantee (“MG”) contracts from prior year where revenue is taken at the time of contract execution, and market-based softness of certain end products.