Biggest changeInterest Income (Expense), net The composition of our Interest income (expense), net, including as a percentage of revenue, is presented in the following table: Year Ended December 30, December 31, January 1, % Change in (In thousands) 2023 2022 2022 2023 2022 Interest income (expense), net $ 2,041 $ (4,146 ) $ (2,738 ) (149.2 )% 51.4 % Percentage of revenue 0.3 % (0.6 )% (0.5 )% The change in Interest income (expense) for fiscal 2023 compared to fiscal 2022 was driven by increased interest income, coupled with lower interest expense as we paid off the outstanding balance of our long-term debt during the third quarter of fiscal 2023.
Biggest changeInterest Income (Expense), net The composition of our Interest income (expense), net, including as a percentage of revenue, is presented in the following table: Year Ended December 28, December 30, December 31, % Change in (In thousands) 2024 2023 2022 2024 2023 Interest income (expense), net $ 3,948 $ 2,041 $ (4,146 ) 93.4 % (149.2 )% Percentage of revenue 0.8 % 0.3 % (0.6 )% The change in Interest income (expense) for fiscal 2024 compared to fiscal 2023 was driven by increased interest income, coupled with lower interest expense as we paid off the outstanding balance of our long-term debt during the third quarter of fiscal 2023. 32 Table of Contents Other Income (Expense), net The composition of our Other income (expense), net, including as a percentage of revenue, is presented in the following table: Year Ended December 28, December 30, December 31, % Change in (In thousands) 2024 2023 2022 2024 2023 Other income (expense), net $ (2,176 ) $ 545 $ (1,109 ) 100+% (149.1 )% Percentage of revenue (0.4 )% 0.1 % (0.2 )% For fiscal 2024 compared to fiscal 2023, the change in Other income (expense), net was primarily due to a $2.0 million write-off of a non-recoverable cost-method investment, and to foreign currency effects.
The revenue recognized based on estimated price adjustments and stock rotation reserves may be materially different from the actual consideration received if the actual distributor price adjustments and stock rotation returns differ significantly from the historical trends used in the estimates. 26 Table of Contents Inventories and Cost of Revenue Inventories are stated at the lower of actual cost (determined using the first-in, first-out method) or net realizable value.
The revenue recognized based on estimated price adjustments and stock rotation reserves may be materially different from the actual consideration received if the actual distributor price adjustments and stock rotation returns differ significantly from the historical trends used in the estimates. 27 Table of Contents Inventories and Cost of Revenue Inventories are stated at the lower of actual cost (determined using the first-in, first-out method) or net realizable value.
The end market data we use is derived from data provided to us by our customers. With a diverse base of customers who may manufacture end products spanning multiple end markets, the assignment of revenue to a specific end market requires the use of judgment.
The end market data we use is derived from data provided to us by our distributors and end customers. With a diverse base of customers who may manufacture end products spanning multiple end markets, the assignment of revenue to a specific end market requires the use of judgment.
The income tax benefit from the release of a portion of the valuation allowance was partially offset by an increase in expense in fiscal 2023 as compared to fiscal 2022 primarily due to increased worldwide income and U.S. tax on foreign operations. We updated our evaluation of the valuation allowance position in the United States through December 30, 2023.
The income tax benefit from the release of a portion of the valuation allowance was partially offset by an increase in expense in fiscal 2023 as compared to fiscal 2022 primarily due to increased worldwide income and U.S. tax on foreign operations. We updated our evaluation of the valuation allowance position in the United States through December 28, 2024.
We calculate Days of inventory on hand on the basis of a 365-day year as Inventories at the end of the quarter divided by Cost of sales during the quarter annualized and then multiplied by 365 . Credit Arrangements On September 1, 2022, we entered into our 2022 Credit Agreement.
We calculate Days of inventory on hand on the basis of a 365-day year as Inventories at the end of the quarter divided by Cost of sales during the quarter annualized and then multiplied by 365 . 35 Table of Contents Credit Arrangements On September 1, 2022, we entered into our 2022 Credit Agreement.
New Accounting Pronouncements The information contained under the heading "New Accounting Pronouncements" in Note 1 - Nature of Operations and Significant Accounting Policies to our Consolidated Financial Statements in Part II, Item 8 of this report is incorporated by reference into this Part II, Item 7. 34 Table of Contents
New Accounting Pronouncements The information contained under the heading "New Accounting Pronouncements" in Note 1 - Nature of Operations and Significant Accounting Policies to our Consolidated Financial Statements in Part II, Item 8 of this report is incorporated by reference into this Part II, Item 7.
The details of this arrangement are described in Note 7 - Long-Term Debt to our Consolidated Financial Statements in Part II, Item 8 of this report. As of December 30, 2023, we had no used or unused credit arrangements beyond the secured revolving loan facility described in the 2022 Credit Agreement.
The details of this arrangement are described in Note 7 - Long-Term Debt to our Consolidated Financial Statements in Part II, Item 8 of this report. As of December 28, 2024, we had no used or unused credit arrangements beyond the secured revolving loan facility described in the 2022 Credit Agreement.
On September 1, 2022, we entered into our 2022 Credit Agreement, as described in Note 7 - Long-Term Debt to our Consolidated Financial Statements in Part II, Item 8 of this report. As of December 30, 2023, we did not have significant long-term commitments for capital expenditures.
On September 1, 2022, we entered into our 2022 Credit Agreement, as described in Note 7 - Long-Term Debt to our Consolidated Financial Statements in Part II, Item 8 of this report. As of December 28, 2024, we did not have significant long-term commitments for capital expenditures.
Impact of Global Economic Activity on our Business Increased financial market volatility, inflationary pressure, rising interest rates, recessionary concerns, uncertainty in the financial and banking industry, and geopolitical tension continue to impact business globally and may impact our operations by causing disruption to our labor markets and supply chains.
Impact of Global Economic Activity on our Business Increased financial market volatility, inflationary pressure, interest rate changes, recessionary concerns, uncertainty in the financial and banking industry, and geopolitical tension continue to impact business globally and may impact our operations by causing disruption to our labor markets and supply chains.
There continues to be uncertainty around the extent of market volatility, inflationary pressures, rising interest rates, recessionary concerns, uncertainty in the financial and banking industry, and geopolitical tension, which may impact our liquidity and working capital needs in future periods.
There continues to be uncertainty around the extent of market volatility, inflationary pressures, interest rate changes, recessionary concerns, uncertainty in the financial and banking industry, and geopolitical tension, which may impact our liquidity and working capital needs in future periods.
This should not result in our recording significant additional tax expense as we have accrued expense based on current withholding rates. As of December 30, 2023, we could access all cash held by our foreign subsidiaries without incurring significant additional expense.
This should not result in our recording significant additional tax expense as we have accrued expense based on current withholding rates. As of December 28, 2024, we could access all cash held by our foreign subsidiaries without incurring significant additional expense.
Financing activities — Financing cash flows consist primarily of activity on our long-term debt, repurchases of common stock, tax payments related to the net share settlement of restricted stock units, and proceeds from the exercise of options to acquire common stock. Net cash used by financing activities in fiscal 2023 was $253.7 million compared to $188.1 million in fiscal 2022.
Financing activities — Financing cash flows consist primarily of activity on our long-term debt, repurchases of common stock, tax payments related to the net share settlement of restricted stock units, and proceeds from the exercise of options to acquire common stock. Net cash used by financing activities in fiscal 2024 was $94.5 million compared to $253.7 million in fiscal 2023.
Discussions of results for prior periods (fiscal 2022 compared to fiscal 2021) are incorporated by reference from our Annual Report on Form 10-K for the year ended December 31, 2022 .
Discussions of results for prior periods (fiscal 2023 compared to fiscal 2022) are incorporated by reference from our Annual Report on Form 10-K for the year ended December 30, 2023 .
Restructuring The composition of our Restructuring activity, including as a percentage of revenue, is presented in the following table: Year Ended December 30, December 31, January 1, % Change in (In thousands) 2023 2022 2022 2023 2022 Restructuring $ 1,908 $ 2,551 $ 940 (25.2 )% 171.4 % Percentage of revenue 0.3 % 0.4 % 0.2 % Restructuring activity is generally comprised of expenses resulting from workforce reductions, cancellation of contracts, and consolidation of our facilities.
Restructuring The composition of our Restructuring activity, including as a percentage of revenue, is presented in the following table: Year Ended December 28, December 30, December 31, % Change in (In thousands) 2024 2023 2022 2024 2023 Restructuring $ 12,291 $ 1,908 $ 2,551 100+% (25.2 )% Percentage of revenue 2.4 % 0.3 % 0.4 % Restructuring activity is generally comprised of expenses resulting from workforce reductions, cancellation of contracts, and consolidation of our facilities.
Within these end markets, there are multiple drivers, including: • Communications and Computing: data center servers and networking equipment, client computing platforms, and wireless and wireline communications infrastructure deployments, • Industrial and Automotive: factory automation, robotics, automotive electronics, and industrial IoT, • Consumer: smart home, prosumer, and other applications.
We also provide IP licensing and services to these end markets. Within these end markets, there are multiple drivers, including: • Communications and Computing: data center servers and networking equipment, client computing platforms, and wireless and wireline communications infrastructure deployments, • Industrial and Automotive: factory automation, robotics, automotive electronics, and industrial IoT, • Consumer: smart home, prosumer, and other applications.
We repurchased approximately 1.2 million shares of common stock for $80.0 million in fiscal 2023 compared to repurchases of approximately 2.0 million shares of common stock for $110.1 million in fiscal 2022.
We repurchased approximately 1.1 million shares of common stock for $67.0 million in fiscal 2024 compared to repurchases of approximately 1.2 million shares of common stock for $80.0 million in fiscal 2023.
The composition of our revenue by customer is presented in the following table: % of Total Revenue Year Ended December 30, December 31, January 1, 2023 2022 2022 Arrow 31.6 % 28.5 % 27.1 % Weikeng 20.5 30.3 37.2 Future 12.6 8.3 6.5 Macnica 10.8 9.7 6.6 Other distributors 11.9 12.7 9.9 All distributors 87.4 89.5 87.3 Direct customers 12.6 10.5 12.7 Total revenue 100.0 % 100.0 % 100.0 % Gross margin The composition of our gross margin, including as a percentage of revenue, is presented in the following table: Year Ended December 30, December 31, January 1, (In thousands) 2023 2022 2022 Gross margin $ 514,670 $ 452,050 $ 321,675 Gross margin percentage 69.8 % 68.5 % 62.4 % Gross margin percentage increased 130 basis points from fiscal 2022 to fiscal 2023.
The composition of our revenue by customer is presented in the following table: % of Total Revenue Year Ended December 28, December 30, December 31, 2024 2023 2022 Arrow 33.3 % 31.6 % 28.5 % Weikeng 31.2 20.5 30.3 Macnica 11.2 10.8 9.7 Future 3.5 12.6 8.3 Other distributors 10.2 11.9 12.7 All distributors 89.4 87.4 89.5 Direct customers 10.6 12.6 10.5 Total revenue 100.0 % 100.0 % 100.0 % 30 Table of Contents Gross margin The composition of our gross margin, including as a percentage of revenue, is presented in the following table: Year Ended December 28, December 30, December 31, (In thousands) 2024 2023 2022 Gross margin $ 340,400 $ 514,670 $ 452,050 Gross margin percentage 66.8 % 69.8 % 68.5 % Gross margin percentage decreased 300 basis points from fiscal 2023 to fiscal 2024.
Revenue from Asia decreased in fiscal 2023 compared to fiscal 2022 primarily due to the macroeconomic environment in the region, while revenue from the Americas and Europe increased due to increased demand in these regions driven by our Industrial and Automotive end market.
Revenue from Asia decreased in fiscal 2024 compared to fiscal 2023 primarily due to the macroeconomic environment in the region, while revenue from the Americas and Europe decreased due to reduced demand in these regions for our products in the Industrial and Automotive end market.
We do not maintain a valuation allowance in any foreign jurisdictions as we have concluded that it is more likely than not that we will realize those net deferred tax assets in the future periods.
We do not maintain a valuation allowance on a significant portion of our U.S. Federal deferred tax assets or in any foreign jurisdictions as we have concluded that it is more likely than not that we will realize those net deferred tax assets in the future periods.
The net decrease in Cash and cash equivalents of $17.4 million between December 30, 2023 and December 31, 2022 was primarily driven by cash flows from the following activities: Operating activities — Cash provided by operating activities results from net income adjusted for certain non-cash items and changes in assets and liabilities.
The net increase in Cash and cash equivalents of $8.0 million between December 30, 2023 and December 28, 2024 was primarily driven by cash flows from the following activities: Operating activities — Cash provided by operating activities results from net income adjusted for certain non-cash items and changes in assets and liabilities.
The Days of inventory on hand ratio compares the inventory balance at the end of a quarter to the cost of sales in that quarter.
Days of inventory on hand increased over the period due to lower revenue. The Days of inventory on hand ratio compares the inventory balance at the end of a quarter to the cost of sales in that quarter.
Item 7. Management's Discussion and Analysis of Financial Condition and Results of Operations Overview Lattice Semiconductor Corporation and its subsidiaries (“Lattice,” the “Company,” “we,” “us,” or “our”) develop technologies that we monetize through differentiated programmable logic semiconductor products, silicon-enabling products, system solutions, design services, and licenses. Lattice is the low power programmable leader.
Item 7. Management's Discussion and Analysis of Financial Condition and Results of Operations Overview Lattice develops technologies that we monetize through differentiated programmable logic semiconductor products, silicon-enabling products, system solutions, design services, and licenses. Lattice is the low power programmable leader.
We will continue to evaluate both positive and negative evidence in future periods to determine if we will realize the deferred tax assets. The amount of the deferred tax asset considered realizable could be adjusted if sufficient positive evidence exists.
We continue to maintain a full valuation allowance against our state deferred tax assets due to insufficient income sources. We will continue to evaluate both positive and negative evidence in future periods to determine if we will realize the deferred tax assets. The amount of the deferred tax asset considered realizable could be adjusted if sufficient positive evidence exists.
The composition of our revenue by geography is presented in the following table: Year Ended December 30, December 31, January 1, % Change in (In thousands) 2023 2022 2022 2023 2022 Asia $ 443,765 60.2 % $ 464,904 70.5 % $ 384,568 74.6 % (4.5 )% 20.9 % Americas 145,839 19.8 100,260 15.2 80,870 15.7 45.5 24.0 Europe 147,550 20.0 95,192 14.3 49,889 9.7 55.0 90.8 Total revenue $ 737,154 100.0 % $ 660,356 100.0 % $ 515,327 100.0 % 11.6 % 28.1 % 29 Table of Contents Revenue from Customers We sell our products to independent distributors and directly to customers.
The composition of our revenue by geography is presented in the following table: Year Ended December 28, December 30, December 31, % Change in (In thousands) 2024 2023 2022 2024 2023 Asia $ 332,747 65.3 % $ 443,765 60.2 % $ 464,904 70.5 % (25.0 )% (4.5 )% Americas 101,217 19.9 145,839 19.8 100,260 15.2 (30.6 ) 45.5 Europe 75,437 14.8 147,550 20.0 95,192 14.3 (48.9 ) 55.0 Total revenue $ 509,401 100.0 % $ 737,154 100.0 % $ 660,356 100.0 % (30.9 )% 11.6 % Revenue from Customers We sell our products to independent distributors and directly to customers.
Operating Expenses Research and Development Expense The composition of our Research and development expense, including as a percentage of revenue, is presented in the following table: Year Ended December 30, December 31, January 1, % Change in (In thousands) 2023 2022 2022 2023 2022 Research and development $ 159,770 $ 135,767 $ 110,518 17.7 % 22.8 % Percentage of revenue 21.7 % 20.6 % 21.4 % Research and development expense includes costs for compensation and benefits, stock-based compensation, engineering wafers, depreciation and amortization, licenses, and outside engineering services.
Operating Expenses Research and Development Expense The composition of our Research and development expense, including as a percentage of revenue, is presented in the following table: Year Ended December 28, December 30, December 31, % Change in (In thousands) 2024 2023 2022 2024 2023 Research and development $ 159,302 $ 159,770 $ 135,767 (0.3 )% 17.7 % Percentage of revenue 31.3 % 21.7 % 20.6 % Research and development expense includes headcount-related costs, including cash- and stock-based compensation and benefits, R&D equipment expenses, engineering wafers, licenses, and outside engineering services.
Investing activities — Investing cash flows consist primarily of transactions related to capital expenditures and payments for software and intellectual property licenses . Net cash used by investing activities in fiscal 2023 was $33.3 million compared to $34.9 million in fiscal 2022. This $1.6 million decrease was primarily a result of decreased capital expenditures.
Investing activities — Investing cash flows consist primarily of transactions related to capital expenditures and payments for software and intellectual property licenses . Net cash used by investing activities in fiscal 2024 was $37.7 million compared to $33.3 million in fiscal 2023.
The extent to which increased financial market volatility, inflationary pressures, global pandemics, and related uncertainty will impact our business activities will depend on future developments that are highly uncertain and cannot be predicted at this time.
The extent to which increased financial market volatility, inflationary pressures, global pandemics, and related uncertainty will impact our business activities will depend on future developments that are highly uncertain and cannot be predicted at this time. Additionally, our business is impacted by the cyclic correction affecting the broader semiconductor industry, which has seen softened demand across our end markets.
We recognize the tax impact of including certain foreign earnings in U.S. taxable income as a period cost. 27 Table of Contents Results of Operations Key elements of our Consolidated Statements of Operations, including as a percentage of revenue, are presented in the following table: Year Ended December 30, December 31, January 1, (In thousands) 2023 2022 2022 Revenue $ 737,154 100.0 % $ 660,356 100.0 % $ 515,327 100.0 % Gross margin 514,670 69.8 452,050 68.5 321,675 62.4 Research and development 159,770 21.7 135,767 20.6 110,518 21.4 Selling, general and, administrative 137,244 18.6 122,076 18.5 105,617 20.5 Amortization of acquired intangible assets 3,478 0.5 3,778 0.6 2,613 0.5 Restructuring 1,908 0.3 2,551 0.4 940 0.2 Acquisition related — — 511 0.1 1,171 0.2 Income from operations $ 212,270 28.8 % $ 187,367 28.4 % $ 100,816 19.6 % Revenue Year Ended December 30, December 31, January 1, % Change in (In thousands) 2023 2022 2022 2023 2022 Revenue $ 737,154 $ 660,356 $ 515,327 11.6 % 28.1 % Revenue increased $76.8 million, or 11.6%, in fiscal 2023 compared to fiscal 2022, primarily from increased demand for our products used in industrial automation, robotics applications, and data center servers, partially offset by lower demand for our products used in wireless infrastructure and consumer applications.
We recognize the tax impact of including certain foreign earnings in U.S. taxable income as a period cost. 28 Table of Contents Results of Operations Key elements of our Consolidated Statements of Operations, including as a percentage of revenue, are presented in the following table: Year Ended December 28, December 30, December 31, (In thousands) 2024 2023 2022 Revenue $ 509,401 100.0 % $ 737,154 100.0 % $ 660,356 100.0 % Gross margin 340,400 66.8 514,670 69.8 452,050 68.5 Research and development 159,302 31.3 159,770 21.7 135,767 20.6 Selling, general and, administrative 116,942 23.0 137,244 18.6 122,076 18.5 Amortization of acquired intangible assets 3,479 0.7 3,478 0.5 3,778 0.6 Restructuring 12,291 2.4 1,908 0.3 2,551 0.4 Impairment of acquired intangible assets 13,929 2.7 — — — 0.0 Acquisition related — — — — 511 0.1 Income from operations $ 34,457 6.8 % $ 212,270 28.8 % $ 187,367 28.4 % Revenue Year Ended December 28, December 30, December 31, % Change in (In thousands) 2024 2023 2022 2024 2023 Revenue $ 509,401 $ 737,154 $ 660,356 (30.9 )% 11.6 % Revenue decreased $227.8 million, or 31%, in fiscal 2024 compared to fiscal 2023, primarily due to softer demand in industrial and automotive applications, telecommunications infrastructure deployments, and from continued inventory normalization by customers.
We calculate Days sales outstanding on the basis of a 365-day year as Accounts receivable, net at the end of the quarter divided by sales during the quarter annualized and then multiplied by 365.
This decrease was due to lower revenue shipments as well as the timing of when our customers want our products. We calculate Days sales outstanding on the basis of a 365-day year as Accounts receivable, net at the end of the quarter divided by sales during the quarter annualized and then multiplied by 365.
We believe that investing in research and development is important to delivering innovative products to our customers and, therefore, we expect to continue to increase our investment in research and development. 30 Table of Contents Selling, General, and Administrative Expense The composition of our Selling, general, and administrative expense, including as a percentage of revenue, is presented in the following table: Year Ended December 30, December 31, January 1, % Change in (In thousands) 2023 2022 2022 2023 2022 Selling, general, and administrative $ 137,244 $ 122,076 $ 105,617 12.4 % 15.6 % Percentage of revenue 18.6 % 18.5 % 20.5 % Selling, general, and administrative expense includes costs for compensation and benefits related to selling, general, and administrative employees, commissions, depreciation, professional and outside services, trade show, and travel expenses.
Selling, General, and Administrative Expense The composition of our Selling, general, and administrative expense, including as a percentage of revenue, is presented in the following table: Year Ended December 28, December 30, December 31, % Change in (In thousands) 2024 2023 2022 2024 2023 Selling, general, and administrative $ 116,942 $ 137,244 $ 122,076 (14.8 )% 12.4 % Percentage of revenue 23.0 % 18.6 % 18.5 % Selling, general, and administrative expense includes costs for compensation and benefits related to selling, general, and administrative employees, commissions, depreciation, professional and outside services, trade show, and travel expenses.
Revenue from the Consumer end market decreased by 21% in fiscal 2023 compared to fiscal 2022 primarily due to macroeconomic weakness in Consumer. While we do not consider AI applications as a distinct end market, we expect AI-related revenue to grow over the next few years based on the growing pipeline of AI-related design wins.
While we do not consider AI applications as a distinct end market, we expect AI-related revenue to grow over the next few years based on the growing pipeline of AI-related design wins. Our AI revenue is derived from applications across all three of our end market segments.
We assign this revenue first to a specific end market using historical and anticipated usage of the specific products, if possible, and allocate the remainder to the end markets based on either historical usage for each product family or industry application data for certain product types. 28 Table of Contents The following are examples of end market applications for the fiscal years presented: Communications and Computing Industrial and Automotive Consumer Wireless Security and Surveillance Cameras Wireline Machine Vision Displays Data Backhaul Industrial Automation Wearables Server Computing Robotics Televisions Client Computing Automotive Home Theater Data Storage Drones The composition of our revenue by end market is presented in the following table: Year Ended December 30, December 31, January 1, % Change in (In thousands) 2023 2022 2022 2023 2022 Communications and Computing $ 257,536 34.9 % $ 282,913 42.8 % $ 227,911 44.2 % (9.0 )% 24.1 % Industrial and Automotive 433,482 58.8 319,398 48.4 226,260 43.9 35.7 41.2 Consumer 46,136 6.3 58,045 8.8 61,156 11.9 (20.5 ) (5.1 ) Total revenue $ 737,154 100.0 % $ 660,356 100.0 % $ 515,327 100.0 % 11.6 % 28.1 % Revenue from the Communications and Computing end market decreased by 9% in fiscal 2023 compared to fiscal 2022 primarily due to softer end market demand in both wireless and wireline communications infrastructure, partially offset by strong demand in data center applications.
The following are examples of end market applications for the fiscal years presented: Communications and Computing Industrial and Automotive Consumer Wireless Security and Surveillance Cameras Wireline Machine Vision Displays Data Networking Industrial Automation Wearables Server Computing Robotics Televisions Client Computing Automotive Home Theater Data Storage Drones Sound Systems Cloud Factory Automation Hyperscalers 29 Table of Contents The composition of our revenue by end market is presented in the following table: Year Ended December 28, December 30, December 31, % Change in (In thousands) 2024 2023 2022 2024 2023 Communications and Computing $ 228,145 44.8 % $ 257,536 34.9 % $ 282,913 42.8 % (11.4 )% (9.0 )% Industrial and Automotive 236,949 46.5 433,482 58.8 319,398 48.4 (45.3 ) 35.7 Consumer 44,307 8.7 46,136 6.3 58,045 8.8 (4.0 ) (20.5 ) Total revenue $ 509,401 100.0 % $ 737,154 100.0 % $ 660,356 100.0 % (30.9 )% 11.6 % Revenue from the Communications and Computing end market decreased by 11% in fiscal 2024 compared to fiscal 2023 primarily due to softer end market demand in telecommunications infrastructure deployments and from continued inventory normalization by customers, partially offset by stronger demand in data center applications.
This $65.6 million increase was due to the following activities. During fiscal 2023, we made discretionary payments totaling $130.0 million on our revolving loans under the 2022 Credit Agreement, an increase of $99.8 million from the $30.2 million of net payment and refinancing activity on our long-term debt in fiscal 2022.
This $159.2 million decrease was due to the following activities. During fiscal 2024, we had no balance outstanding on our long-term debt, while during fiscal 2023 we made discretionary payments totaling $130.0 million on revolving loans under the 2022 Credit Agreement.
Across our end markets, our products are increasingly used for Artificial Intelligence ("AI")-related applications, including device usage in AI-optimized servers in data centers, AI-enabled PCs, and AI-enabled robotics and ADAS systems, among others. We also provide IP licensing and services to our end markets.
Revenue by End Market We sell our products globally to a broad base of customers in three primary end market groups: Communications and Computing, Industrial and Automotive, and Consumer. Across our end markets, our products are increasingly used for AI-related applications, including device usage in AI-optimized servers in data centers, AI-enabled PCs, and AI-enabled robotics and ADAS systems, among others.
Details of our deferred tax assets and valuation allowance are discussed in Note 12 - Income Taxes to our Consolidated Financial Statements in Part II, Item 8 of this report. 32 Table of Contents Liquidity and Capital Resources The following sections discuss material changes in our financial condition from the end of fiscal 2022, including the effects of changes in our Consolidated Balance Sheets, and the effects of our credit arrangements and contractual obligations on our liquidity and capital resources.
Liquidity and Capital Resources The following sections discuss material changes in our financial condition from the end of fiscal 2023, including the effects of changes in our Consolidated Balance Sheets, and the effects of our credit arrangements and contractual obligations on our liquidity and capital resources.
Income Taxes The composition of our Income tax (benefit) expense is presented in the following table: Year Ended December 30, December 31, January 1, % Change in (In thousands) 2023 2022 2022 2023 2022 Income tax (benefit) expense $ (44,205 ) $ 3,230 $ 1,704 (100+)% 89.6 % Our Income tax (benefit) expense includes taxes on foreign income and withholding taxes, partially offset by benefits resulting from excess tax benefits from stock-based compensation.
Income Taxes The composition of our Income tax (benefit) expense is presented in the following table: Year Ended December 28, December 30, December 31, % Change in (In thousands) 2024 2023 2022 2024 2023 Income tax (benefit) expense $ (24,902 ) $ (44,205 ) $ 3,230 (43.7 )% (100+)% Our Income tax (benefit) expense on worldwide income for fiscal 2024 includes $27.7 million of income tax benefits due to the expiration of statutes of limitations that reduced our uncertain tax positions, as well as federal tax credits, and stock-based compensation.
We may also seek to obtain equity or additional debt financing if we experience downturns or cyclical fluctuations in our business that are more severe or longer than we anticipated when determining our current working capital needs.
We may also seek to obtain equity or additional debt financing if we experience downturns or cyclical fluctuations in our business that are more severe or longer than we anticipated when determining our current working capital needs. 34 Table of Contents Liquidity Cash and cash equivalents (In thousands) December 28, 2024 December 30, 2023 $ Change % Change Cash and cash equivalents $ 136,291 $ 128,317 $ 7,974 6.2 % As of December 28, 2024, we had Cash and cash equivalents of $136.3 million, of which approximately $71.2 million in Cash and cash equivalents was held by our foreign subsidiaries.
Amortization of Acquired Intangible Assets The composition of our Amortization of acquired intangible assets, including as a percentage of revenue, is presented in the following table: Year Ended December 30, December 31, January 1, % Change in (In thousands) 2023 2022 2022 2023 2022 Amortization of acquired intangible assets $ 3,478 $ 3,778 $ 2,613 (7.9 )% 44.6 % Percentage of revenue 0.5 % 0.6 % 0.5 % The decrease in Amortization of acquired intangible assets for fiscal 2023 compared to fiscal 2022 was due to the end of the amortization period during the first quarter of fiscal 2022 for acquired intangible assets from previous acquisitions.
The decrease in Selling, general, and administrative expense for fiscal 2024 compared to fiscal 2023 was due primarily to a reduction in stock compensation expense from the forfeiture of equity awards by departing executives and reduced headcount-related costs as we aligned resources to the lower level of business, partially offset by other costs such as outside services and legal expenses. 31 Table of Contents Amortization of Acquired Intangible Assets The composition of our Amortization of acquired intangible assets, including as a percentage of revenue, is presented in the following table: Year Ended December 28, December 30, December 31, % Change in (In thousands) 2024 2023 2022 2024 2023 Amortization of acquired intangible assets $ 3,479 $ 3,478 $ 3,778 0.0 % (7.9 )% Percentage of revenue 0.7 % 0.5 % 0.6 % Amortization of acquired intangible assets was flat for fiscal 2024 compared to fiscal 2023.
Inventories (In thousands) December 30, 2023 December 31, 2022 $ Change % Change Inventories $ 98,826 $ 110,375 $ (11,549 ) (10.5 )% Days of inventory on hand 175 187 (12 ) Inventories as of December 30, 2023 decreased $11.5 million, or approximately 11%, compared to December 31, 2022 primarily as a result of increased product shipments to meet customer demand.
Inventories (In thousands) December 28, 2024 December 30, 2023 $ Change % Change Inventories $ 103,410 $ 98,826 $ 4,584 4.6 % Days of inventory on hand 207 175 32 Inventories as of December 28, 2024 increased $4.6 million, or approximately 5%, compared to December 30, 2023 primarily as a result of product buildup ahead of new product ramps and from softer demand as customers continue to normalize their own inventories.
Payments for tax withholdings on vesting of RSUs partially offset by employee exercises of stock options used net cash flows of $43.7 million in fiscal 2023, a decrease of approximately $4.1 million from the net $47.8 million used in fiscal 2022. 33 Table of Contents Accounts receivable, net (In thousands) December 30, 2023 December 31, 2022 $ Change % Change Accounts receivable, net $ 104,373 $ 94,018 $ 10,355 11.0 % Days sales outstanding - Overall 56 49 7 Accounts receivable, net as of December 30, 2023 increased by approximately $10.4 million, or approximately 11%, compared to December 31, 2022.
Payments for tax withholdings on vesting of RSUs partially offset by employee exercises of stock options used net cash flows of $27.5 million in fiscal 2024, a decrease of approximately $16.2 million from the net $43.7 million used in fiscal 2023.
This increase of $30.8 million was primarily driven by an increase of $40.1 million provided by improved operating performance, partially offset by $9.3 million of changes in working capital, primarily from cash used by accrued liabilities, payroll obligations, and accounts payable, net of cash provided by inventories.
Cash provided by operating activities was $140.9 million in fiscal 2024 compared to $269.6 million in fiscal 2023. This decrease of $128.7 million was primarily driven by a decrease of $159.8 million provided by operating activities, partially offset by $31.1 million of net changes in working capital, primarily in Accounts receivable and Inventories.
In the fourth quarter of fiscal 2023, we reduced the valuation allowance against a significant portion of our U.S. deferred tax assets resulting in the inclusion of $56.9 million of U.S. Federal deferred tax assets on our Consolidated Balance Sheets.
The lower income tax benefit in fiscal 2024 was primarily due to the reduction in valuation allowance over the $56.9 million of U.S. Federal deferred tax assets in 2023.
These expenditures are for the design of new products, IP cores, processes, packaging, and software solutions.
These expenditures are for the design of new products, IP cores, processes, packaging, and software solutions. The decrease in Research and development expense for fiscal 2024 compared to fiscal 2023 was due primari ly to lower costs for outside services and R&D equipment expenses, partially offset by increased headcount-related costs and rent expense.