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Amount Non-PEO NEO Average Compensation Actually Paid Amount Repurchased shares under authorization (in shares) Treasury Stock, Shares, Acquired 2028 Intangible Asset, Finite-Lived, Estimated Amortization Expense, Year One PEO Name PEO Name Threshold percentage of stock price trigger Debt Instrument, Convertible, Threshold Percentage of Stock Price Trigger Accrued expenses and other liabilities Accrued Liabilities and Other Liabilities Deferred revenue Contract with Customer, Liability Property, Plant and Equipment, Type [Axis] Long-Lived Asset, Class [Axis] Stock Price or TSR Estimation Method Stock Price or TSR Estimation Method [Text Block] Entity Tax Identification Number Entity Tax Identification Number Total interest expense Interest Expense, Debt Income tax benefit Share-Based Payment Arrangement, Expense, Tax Benefit Maximum Conversion Rate Debt Instrument, Convertible, Conversion Ratio Maximum Conversion Rate, Adjusted For Paid Dividends Debt Instrument, Convertible, Conversion Ratio Maximum Conversion Rate, Adjusted For Paid Dividends Cash and cash equivalents, at beginning of period Cash and cash equivalents, at end of period Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Dividends on Series A Preferred Stock Preferred Stock Dividends, Income Statement Impact Intangible Asset, Finite-Lived [Table] Intangible Asset, Finite-Lived [Table] Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Steve Sanghi [Member] Steve Sanghi Aggregate Erroneous Compensation Not Yet Determined Aggregate Erroneous Compensation Not Yet Determined [Text Block] Semiconductor products Semiconductor products Semiconductor Products Reporting Unit Semiconductor Products [Member] Information on the semiconductor products segment. Material Terms of Trading Arrangement Material Terms of Trading Arrangement [Text Block] Non-NEOs Non-NEOs [Member] Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year [Member] Basis of Presentation Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] Debt Instrument [Axis] Debt Instrument [Axis] Reporting Unit [Domain] Reporting Unit [Domain] Share-based compensation expense related to equity incentive plans Share-Based Payment Arrangement, Noncash Expense 2029 Intangible Asset, Finite-Lived, Estimated Amortization Expense, Year Two Thereafter Purchase Obligation, to be Paid, after Year Four Purchase Obligation, to be Paid, after Year Four Income Tax Authority, Name [Domain] Income Tax Authority, Name [Domain] Debt instrument, convertible, conversion price (in dollars per share) Debt Instrument, Convertible Debt, Conversion Price Debt Instrument, Convertible Debt, Conversion Price Schedule of Debt Instruments Schedule of Debt [Table Text Block] 4.900% 2028 Notes Senior Unsecured Notes, 2028 [Member] Senior Unsecured Notes, 2028 Summary of Inventory Schedule of Inventory, Current [Table Text Block] 2028 Long-Term Debt, Maturity, Year One Long-term Debt, Type [Domain] Long-Term Debt, Type [Domain] Basic net income (loss) per common share (in dollars per share) Earnings Per Share, Basic Deferred revenue, to be recognized within next 12 months Contract with Customer, Liability, Current Total current assets Assets, Current Statistical Measurement [Axis] Statistical Measurement [Axis] Insider Trading Arrangements [Line Items] 2026 Senior Convertible Debt 2026 Senior Subordinated Convertible Debt [Member] 2026 Senior Subordinated Convertible Debt Long-term debt Net long-term debt Long-Term Debt, Excluding Current Maturities Cost of sales Cost of sales Cost of Revenue Award Type Award Type [Axis] Named Executive Officers, Footnote Named Executive Officers, Footnote [Text Block] Accounts receivable, net Total accounts receivable, net Accounts Receivable, after Allowance for Credit Loss, Current Retained earnings Retained Earnings (Accumulated Deficit) Repayments of Commercial Paper Repayments of Commercial Paper Product and Service [Axis] Product and Service [Axis] Threshold trading days Debt Instrument, Convertible, Threshold Trading Days Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table [Member] Number of reporting units Goodwill, Reporting Unit, Number Awards Close in Time to MNPI Disclosures Awards Close in Time to MNPI Disclosures [Table] Common Stock Common Stock Par Value Common Stock [Member] Senior Indebtedness Senior Indebtedness [Member] Senior Indebtedness Income Tax Authority, Name [Axis] Income Tax Authority, Name [Axis] Fair Value Measurement [Domain] Fair Value Measurement [Domain] Compensation Actually Paid vs. Company Selected Measure Compensation Actually Paid vs. Company Selected Measure [Text Block] Cover [Abstract] Cover [Abstract] 2015 Senior Convertible Debt 2015 Senior Subordinated Convertible Debt [Member] 2015 Senior Subordinated Convertible Debt [Member] Incremental Share Factor Debt Instrument, Convertible, Conversion Ratio Incremental Share Factor, Adjusted for Dividends The Incremental Share Factor, adjusted for dividends, as defined in the respective Convertible Debt indentures. If at the time of conversion the applicable price of the Company's common stock exceeds the applicable conversion price at such time, the applicable conversion rate will be increased by up to an additional maximum incremental shares rate, as determined pursuant to a formula specified in the indenture for the applicable series of Convertible Debt, and as adjusted for cash dividends paid since the issuance of such series of Convertible Debt. Amortization Expense Intangible Asset, Finite-Lived, after Accumulated Amortization, Estimated Amortization Expense, Fiscal Year Maturity [Abstract] Interest expense Interest Expense, Debt, Excluding Amortization Equity Awards Adjustments Equity Awards Adjustments [Member] 2027 Purchase Obligation, to be Paid, Remainder of Fiscal Year Schedule of Convertible Debt Convertible Debt [Table Text Block] Total liabilities and stockholders' equity Liabilities and Equity Employee Stock Option Share-Based Payment Arrangement, Option [Member] Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Segments [Axis] Segments [Axis] Additional 402(v) Disclosure Additional 402(v) Disclosure [Text Block] Summary of Accounts Receivable Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block] Income Tax Jurisdiction [Domain] Income Tax Jurisdiction [Domain] Analog Analog [Member] Analog Tabular List, Table Tabular List [Table Text Block] Schedule of Conversion Rate Per Share Schedule of Conversions of Stock [Table Text Block] Other income, net Other Nonoperating Income (Expense) 2030 Intangible Asset, Finite-Lived, Estimated Amortization Expense, Year Three 2027 Intangible Asset, Finite-Lived, Estimated Amortization Expense, Remainder of Fiscal Year Dilutive effect of Convertible Debt (in shares) Incremental Common Shares Attributable to Dilutive Effect of Conversion of Debt Securities Name Awards Close in Time to MNPI Disclosures, Individual Name Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested [Member] Property, Plant and Equipment, Type [Domain] Long-Lived Asset, Class [Domain] Preferred stock, shares authorized (in shares) Preferred Stock, Shares Authorized Property, Plant, and Equipment [Table] Property, Plant, and Equipment [Table] Preferred stock, $0.001 par value per share; authorized 5,000,000 shares; 7.50% Series A mandatory convertible preferred stock, 1,485,000 shares issued and outstanding at June 30, 2026 and March 31, 2026, with a liquidation preference of $1,000 per share, or $1,485.0 million in the aggregate Preferred Stock, Value, Issued Adjustment to Compensation: Adjustment to Compensation [Axis] Class of Stock [Domain] Class of Stock [Domain] Rule 10b5-1 Arrangement Terminated Rule 10b5-1 Arrangement Terminated [Flag] Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Amount Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Malaysian IRB Malaysian IRB [Member] Malaysian IRB In-process research and development In Process Research and Development [Member] Trade accounts receivable Trade Accounts Receivable [Member] Schedule of Changes in Each Class of Shares Schedule of Stock by Class [Table Text Block] Credit Facility [Axis] Credit Facility [Axis] Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Income Tax Jurisdiction [Axis] Income Tax Jurisdiction [Axis] Name Measure Name Proceeds from capital-related government incentives Proceeds from Capital-Related Government Incentives Proceeds from Capital-Related Government Incentives Amended and Restated Credit Agreement Amended and Restated Credit Agreement [Member] Amended and Restated Credit Agreement Income Taxes Income Tax Disclosure [Text Block] Accounts payable Accounts Payable, Current Pay vs Performance Disclosure [Line Items] Schedule of Convertible Debt Schedule Of Weighted Average Conversion Price Used In Calculating Dilutive Effect [Table Text Block] Schedule of Weighted Average Conversion Price Used in Calculating Dilutive Effect [Table Text Block] Debt Instrument [Line Items] Debt Instrument [Line Items] Pay vs Performance Disclosure Pay vs Performance Disclosure [Table] Additional Paid-in-Capital Additional Paid-in Capital [Member] Entity Filer Category Entity Filer Category Indefinite-lived Intangible Assets [Axis] Intangible Asset, Indefinite-Lived, Class [Axis] Distributors Sales Channel, Through Intermediary [Member] Name Trading Arrangement, Individual Name Cash and cash equivalents Cash and Cash Equivalent Raw materials Inventory, Raw Materials, Net of Reserves Fiscal year ending March 31, Long-Term Debt, Fiscal Year Maturity [Abstract] Company Selected Measure Amount Company Selected Measure Amount Other Other Receivables Member Amount due from sources not otherwise identified in the taxonomy. Depreciation and amortization Depreciation, Depletion and Amortization Common stock issued under employee equity incentive plans (shares) Shares Issued, Shares, Share-Based Payment Arrangement, after Forfeiture Stock, Class of Stock [Table] Stock, Class of Stock [Table] Accounts and Financing Receivables [Table] Accounts and Financing Receivables [Table] Contract with Customer, Sales Channel [Domain] Contract with Customer, Sales Channel [Domain] Non-PEO NEO Non-PEO NEO [Member] Senior indebtedness Senior Notes [Member] Entity Address, Address Line One Entity Address, Address Line One Income tax provision Income Tax Expense (Benefit) Total Purchase Obligation 5.050% 2030 Notes Senior Unsecured Notes, 2030 [Member] Senior Unsecured Notes, 2030 Award Timing Method Award Timing Method [Text Block] Loss Contingency, Nature [Domain] Loss Contingency, Nature [Domain] Net increase (decrease) in cash and cash equivalents Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation Forecast Forecast [Member] Forgone Recovery, Explanation of Impracticability Forgone Recovery, Explanation of Impracticability [Text Block] Recently Issued Accounting Pronouncements and Other Developments Accounting Standards Update and Change in Accounting Principle [Text Block] Net income (loss) Net income (loss) Net income (loss) Net income (loss) Net Income (Loss) Attributable to Parent Treasury stock used for new issuances (shares) Stock Issued During Period, Treasury Stock Shares, Employee Equity Incentive Plan Stock Issued During Period, Treasury Stock Shares, Employee Equity Incentive Plan Long-term Debt, Type [Axis] Long-Term Debt, Type [Axis] Erroneous Compensation Analysis Erroneous Compensation Analysis [Text Block] Statement [Table] Statement [Table] Restatement Determination Date: Restatement Determination Date [Axis] Share-based Payment Arrangement, Expensed and Capitalized, Amount [Table] Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table] Interest income Investment Income, Interest Threshold consecutive trading days Debt Instrument, Convertible, Threshold Consecutive Trading Days Common shares from equity incentive plans Share-Based Payment Arrangement [Member] Maturity from the date of issue Long-Term Debt, Term Pension Benefits Adjustments, Footnote Pension Benefits Adjustments, Footnote [Text Block]