3.26.1 html 357 527 1 true 121 0 false 8 false false R1.htm 0000001 - Document - COVER PAGE 10-K Sheet http://www.microchip.com/role/COVERPAGE10K COVER PAGE 10-K Cover 1 false false R2.htm 0000002 - Document - Audit Information Sheet http://www.microchip.com/role/AuditInformation Audit Information Cover 2 false false R3.htm 9952151 - Statement - CONSOLIDATED BALANCE SHEETS Sheet http://www.microchip.com/role/CONSOLIDATEDBALANCESHEETS CONSOLIDATED BALANCE SHEETS Statements 3 false false R4.htm 9952152 - Statement - CONSOLIDATED BALANCE SHEETS (PARENTHETICAL) Sheet http://www.microchip.com/role/CONSOLIDATEDBALANCESHEETSPARENTHETICAL CONSOLIDATED BALANCE SHEETS (PARENTHETICAL) Statements 4 false false R5.htm 9952153 - Statement - CONSOLIDATED STATEMENTS OF OPERATIONS Sheet http://www.microchip.com/role/CONSOLIDATEDSTATEMENTSOFOPERATIONS CONSOLIDATED STATEMENTS OF OPERATIONS Statements 5 false false R6.htm 9952154 - Statement - CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME Sheet http://www.microchip.com/role/CONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME Statements 6 false false R7.htm 9952155 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS Sheet http://www.microchip.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWS CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS Statements 7 false false R8.htm 9952156 - Statement - CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY Sheet http://www.microchip.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINEQUITY CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY Statements 8 false false R9.htm 9952157 - Disclosure - Significant Accounting Policies Sheet http://www.microchip.com/role/SignificantAccountingPolicies Significant Accounting Policies Notes 9 false false R10.htm 9952158 - Disclosure - Net Sales Sheet http://www.microchip.com/role/NetSales Net Sales Notes 10 false false R11.htm 9952159 - Disclosure - Geographic and Segment Information Sheet http://www.microchip.com/role/GeographicandSegmentInformation Geographic and Segment Information Notes 11 false false R12.htm 9952160 - Disclosure - Net Income (Loss) Per Common Share Sheet http://www.microchip.com/role/NetIncomeLossPerCommonShare Net Income (Loss) Per Common Share Notes 12 false false R13.htm 9952161 - Disclosure - Special Charges (Income) and Other, Net Sheet http://www.microchip.com/role/SpecialChargesIncomeandOtherNet Special Charges (Income) and Other, Net Notes 13 false false R14.htm 9952162 - Disclosure - Debt Sheet http://www.microchip.com/role/Debt Debt Notes 14 false false R15.htm 9952163 - Disclosure - Fair Value of Financial Instruments Sheet http://www.microchip.com/role/FairValueofFinancialInstruments Fair Value of Financial Instruments Notes 15 false false R16.htm 9952164 - Disclosure - Intangible Assets and Goodwill Sheet http://www.microchip.com/role/IntangibleAssetsandGoodwill Intangible Assets and Goodwill Notes 16 false false R17.htm 9952165 - Disclosure - Other Financial Statement Details Sheet http://www.microchip.com/role/OtherFinancialStatementDetails Other Financial Statement Details Notes 17 false false R18.htm 9952166 - Disclosure - Leases Sheet http://www.microchip.com/role/Leases Leases Notes 18 false false R19.htm 9952167 - Disclosure - Commitments and Contingencies Sheet http://www.microchip.com/role/CommitmentsandContingencies Commitments and Contingencies Notes 19 false false R20.htm 9952168 - Disclosure - Income Taxes Sheet http://www.microchip.com/role/IncomeTaxes Income Taxes Notes 20 false false R21.htm 9952169 - Disclosure - Employee Benefit Plans Sheet http://www.microchip.com/role/EmployeeBenefitPlans Employee Benefit Plans Notes 21 false false R22.htm 9952170 - Disclosure - Share-Based Compensation Sheet http://www.microchip.com/role/ShareBasedCompensation Share-Based Compensation Notes 22 false false R23.htm 9952171 - Disclosure - Stockholders' Equity Sheet http://www.microchip.com/role/StockholdersEquity Stockholders' Equity Notes 23 false false R24.htm 995445 - Disclosure - Insider Trading Arrangements Sheet http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements Insider Trading Arrangements Notes 24 false false R25.htm 995447 - Disclosure - Insider Trading Policies and Procedures Sheet http://xbrl.sec.gov/ecd/role/InsiderTradingPoliciesProc Insider Trading Policies and Procedures Notes 25 false false R26.htm 995550 - Disclosure - Cybersecurity Risk Management and Strategy Disclosure Sheet http://xbrl.sec.gov/cyd/role/CybersecurityRiskManagementAndStrategyDisclosure Cybersecurity Risk Management and Strategy Disclosure Notes 26 false false R27.htm 9955511 - Disclosure - Significant Accounting Policies (Policies) Sheet http://www.microchip.com/role/SignificantAccountingPoliciesPolicies Significant Accounting Policies (Policies) Policies http://www.microchip.com/role/SignificantAccountingPolicies 27 false false R28.htm 9955512 - Disclosure - Net Sales (Tables) Sheet http://www.microchip.com/role/NetSalesTables Net Sales (Tables) Tables http://www.microchip.com/role/NetSales 28 false false R29.htm 9955513 - Disclosure - Geographic and Segment Information (Tables) Sheet http://www.microchip.com/role/GeographicandSegmentInformationTables Geographic and Segment Information (Tables) Tables http://www.microchip.com/role/GeographicandSegmentInformation 29 false false R30.htm 9955514 - Disclosure - Net Income (Loss) Per Common Share (Tables) Sheet http://www.microchip.com/role/NetIncomeLossPerCommonShareTables Net Income (Loss) Per Common Share (Tables) Tables http://www.microchip.com/role/NetIncomeLossPerCommonShare 30 false false R31.htm 9955515 - Disclosure - Special Charges (Income) and Other, Net (Tables) Sheet http://www.microchip.com/role/SpecialChargesIncomeandOtherNetTables Special Charges (Income) and Other, Net (Tables) Tables http://www.microchip.com/role/SpecialChargesIncomeandOtherNet 31 false false R32.htm 9955516 - Disclosure - Debt (Tables) Sheet http://www.microchip.com/role/DebtTables Debt (Tables) Tables http://www.microchip.com/role/Debt 32 false false R33.htm 9955517 - Disclosure - Fair Value of Financial Instruments (Tables) Sheet http://www.microchip.com/role/FairValueofFinancialInstrumentsTables Fair Value of Financial Instruments (Tables) Tables http://www.microchip.com/role/FairValueofFinancialInstruments 33 false false R34.htm 9955518 - Disclosure - Intangible Assets and Goodwill (Tables) Sheet http://www.microchip.com/role/IntangibleAssetsandGoodwillTables Intangible Assets and Goodwill (Tables) Tables http://www.microchip.com/role/IntangibleAssetsandGoodwill 34 false false R35.htm 9955519 - Disclosure - Other Financial Statement Details (Tables) Sheet http://www.microchip.com/role/OtherFinancialStatementDetailsTables Other Financial Statement Details (Tables) Tables http://www.microchip.com/role/OtherFinancialStatementDetails 35 false false R36.htm 9955520 - Disclosure - Leases (Tables) Sheet http://www.microchip.com/role/LeasesTables Leases (Tables) Tables http://www.microchip.com/role/Leases 36 false false R37.htm 9955521 - Disclosure - Commitment and Contingencies (Tables) Sheet http://www.microchip.com/role/CommitmentandContingenciesTables Commitment and Contingencies (Tables) Tables 37 false false R38.htm 9955522 - Disclosure - Income Taxes (Tables) Sheet http://www.microchip.com/role/IncomeTaxesTables Income Taxes (Tables) Tables http://www.microchip.com/role/IncomeTaxes 38 false false R39.htm 9955523 - Disclosure - Employee Benefit Plans (Tables) Sheet http://www.microchip.com/role/EmployeeBenefitPlansTables Employee Benefit Plans (Tables) Tables http://www.microchip.com/role/EmployeeBenefitPlans 39 false false R40.htm 9955524 - Disclosure - Share-Based Compensation (Tables) Sheet http://www.microchip.com/role/ShareBasedCompensationTables Share-Based Compensation (Tables) Tables http://www.microchip.com/role/ShareBasedCompensation 40 false false R41.htm 9955525 - Disclosure - Stockholders' Equity (Tables) Sheet http://www.microchip.com/role/StockholdersEquityTables Stockholders' Equity (Tables) Tables http://www.microchip.com/role/StockholdersEquity 41 false false R42.htm 9955526 - Disclosure - Significant Accounting Policies (Details) Sheet http://www.microchip.com/role/SignificantAccountingPoliciesDetails Significant Accounting Policies (Details) Details http://www.microchip.com/role/SignificantAccountingPoliciesPolicies 42 false false R43.htm 9955527 - Disclosure - Net Sales (Details) Sheet http://www.microchip.com/role/NetSalesDetails Net Sales (Details) Details http://www.microchip.com/role/NetSalesTables 43 false false R44.htm 9955528 - Disclosure - Geographic and Segment Information - Narrative (Details) Sheet http://www.microchip.com/role/GeographicandSegmentInformationNarrativeDetails Geographic and Segment Information - Narrative (Details) Details 44 false false R45.htm 9955529 - Disclosure - Geographic and Segment Information - Net Sales and Gross Profit (Details) Sheet http://www.microchip.com/role/GeographicandSegmentInformationNetSalesandGrossProfitDetails Geographic and Segment Information - Net Sales and Gross Profit (Details) Details 45 false false R46.htm 9955530 - Disclosure - Geographic and Segment Information - Long-Lived Assets and Concentration Risk (Details) Sheet http://www.microchip.com/role/GeographicandSegmentInformationLongLivedAssetsandConcentrationRiskDetails Geographic and Segment Information - Long-Lived Assets and Concentration Risk (Details) Details 46 false false R47.htm 9955531 - Disclosure - Net Income (Loss) Per Common Share (Details) Sheet http://www.microchip.com/role/NetIncomeLossPerCommonShareDetails Net Income (Loss) Per Common Share (Details) Details http://www.microchip.com/role/NetIncomeLossPerCommonShareTables 47 false false R48.htm 9955532 - Disclosure - Special Charges (Income) and Other, Net - Summary of Activity in Special Charges and Other, Net (Details) Sheet http://www.microchip.com/role/SpecialChargesIncomeandOtherNetSummaryofActivityinSpecialChargesandOtherNetDetails Special Charges (Income) and Other, Net - Summary of Activity in Special Charges and Other, Net (Details) Details http://www.microchip.com/role/SpecialChargesIncomeandOtherNetTables 48 false false R49.htm 9955533 - Disclosure - Special Charges (Income) and Other, Net - Narrative (Details) Sheet http://www.microchip.com/role/SpecialChargesIncomeandOtherNetNarrativeDetails Special Charges (Income) and Other, Net - Narrative (Details) Details http://www.microchip.com/role/SpecialChargesIncomeandOtherNetTables 49 false false R50.htm 9955534 - Disclosure - Special Charges (Income) and Other, Net - Roll Forward of Accrued Restructuring and Other Exit Cost Charges (Details) Sheet http://www.microchip.com/role/SpecialChargesIncomeandOtherNetRollForwardofAccruedRestructuringandOtherExitCostChargesDetails Special Charges (Income) and Other, Net - Roll Forward of Accrued Restructuring and Other Exit Cost Charges (Details) Details http://www.microchip.com/role/SpecialChargesIncomeandOtherNetTables 50 false false R51.htm 9955535 - Disclosure - Debt - Debt Obligations (Details) Sheet http://www.microchip.com/role/DebtDebtObligationsDetails Debt - Debt Obligations (Details) Details 51 false false R52.htm 9955536 - Disclosure - Debt - Unamortized Discount and Debt Issuance Costs (Details) Sheet http://www.microchip.com/role/DebtUnamortizedDiscountandDebtIssuanceCostsDetails Debt - Unamortized Discount and Debt Issuance Costs (Details) Details 52 false false R53.htm 9955537 - Disclosure - Debt - Maturities (Details) Sheet http://www.microchip.com/role/DebtMaturitiesDetails Debt - Maturities (Details) Details 53 false false R54.htm 9955538 - Disclosure - Debt - Summary of Conversion Features- Narrative (Details) Sheet http://www.microchip.com/role/DebtSummaryofConversionFeaturesNarrativeDetails Debt - Summary of Conversion Features- Narrative (Details) Details 54 false false R55.htm 9955539 - Disclosure - Debt - Convertible Debt (Details) Sheet http://www.microchip.com/role/DebtConvertibleDebtDetails Debt - Convertible Debt (Details) Details 55 false false R56.htm 9955540 - Disclosure - Debt - Interest Expense (Details) Sheet http://www.microchip.com/role/DebtInterestExpenseDetails Debt - Interest Expense (Details) Details 56 false false R57.htm 9955541 - Disclosure - Debt - Schedule of Debt Settlement Transaction (Details) Sheet http://www.microchip.com/role/DebtScheduleofDebtSettlementTransactionDetails Debt - Schedule of Debt Settlement Transaction (Details) Details 57 false false R58.htm 9955542 - Disclosure - Debt - Senior Credit Facilities (Details) Sheet http://www.microchip.com/role/DebtSeniorCreditFacilitiesDetails Debt - Senior Credit Facilities (Details) Details 58 false false R59.htm 9955543 - Disclosure - Debt - Commercial Paper Notes (Details) Notes http://www.microchip.com/role/DebtCommercialPaperNotesDetails Debt - Commercial Paper Notes (Details) Details 59 false false R60.htm 9955544 - Disclosure - Debt - Senior Notes (Details) Notes http://www.microchip.com/role/DebtSeniorNotesDetails Debt - Senior Notes (Details) Details 60 false false R61.htm 9955545 - Disclosure - Fair Value of Financial Instruments - Narrative (Details) Sheet http://www.microchip.com/role/FairValueofFinancialInstrumentsNarrativeDetails Fair Value of Financial Instruments - Narrative (Details) Details 61 false false R62.htm 9955546 - Disclosure - Fair Value of Financial Instruments - Carrying Amounts and Fair Values of Debt Obligations (Details) Sheet http://www.microchip.com/role/FairValueofFinancialInstrumentsCarryingAmountsandFairValuesofDebtObligationsDetails Fair Value of Financial Instruments - Carrying Amounts and Fair Values of Debt Obligations (Details) Details 62 false false R63.htm 9955547 - Disclosure - Intangible Assets and Goodwill - Intangible Assets, by Major Class (Details) Sheet http://www.microchip.com/role/IntangibleAssetsandGoodwillIntangibleAssetsbyMajorClassDetails Intangible Assets and Goodwill - Intangible Assets, by Major Class (Details) Details 63 false false R64.htm 9955548 - Disclosure - Intangible Assets and Goodwill - Amortization of Intangible Assets (Details) Sheet http://www.microchip.com/role/IntangibleAssetsandGoodwillAmortizationofIntangibleAssetsDetails Intangible Assets and Goodwill - Amortization of Intangible Assets (Details) Details 64 false false R65.htm 9955549 - Disclosure - Intangible Assets and Goodwill - Narrative (Details) Sheet http://www.microchip.com/role/IntangibleAssetsandGoodwillNarrativeDetails Intangible Assets and Goodwill - Narrative (Details) Details 65 false false R66.htm 9955550 - Disclosure - Intangible Assets and Goodwill - Goodwill by Reporting Segment (Details) Sheet http://www.microchip.com/role/IntangibleAssetsandGoodwillGoodwillbyReportingSegmentDetails Intangible Assets and Goodwill - Goodwill by Reporting Segment (Details) Details 66 false false R67.htm 9955551 - Disclosure - Other Financial Statement Details - Accounts Receivable (Details) Sheet http://www.microchip.com/role/OtherFinancialStatementDetailsAccountsReceivableDetails Other Financial Statement Details - Accounts Receivable (Details) Details 67 false false R68.htm 9955552 - Disclosure - Other Financial Statement Details - Inventories (Details) Sheet http://www.microchip.com/role/OtherFinancialStatementDetailsInventoriesDetails Other Financial Statement Details - Inventories (Details) Details 68 false false R69.htm 9955553 - Disclosure - Other Financial Statement Details - Property, Plant and Equipment (Details) Sheet http://www.microchip.com/role/OtherFinancialStatementDetailsPropertyPlantandEquipmentDetails Other Financial Statement Details - Property, Plant and Equipment (Details) Details 69 false false R70.htm 9955554 - Disclosure - Other Financial Statement Details - Accrued Liabilities (Details) Sheet http://www.microchip.com/role/OtherFinancialStatementDetailsAccruedLiabilitiesDetails Other Financial Statement Details - Accrued Liabilities (Details) Details 70 false false R71.htm 9955555 - Disclosure - Leases - Schedule of Lease Expense and Liabilities (Details) Sheet http://www.microchip.com/role/LeasesScheduleofLeaseExpenseandLiabilitiesDetails Leases - Schedule of Lease Expense and Liabilities (Details) Details 71 false false R72.htm 9955556 - Disclosure - Leases - Schedule of Operating Lease Maturities (Details) Sheet http://www.microchip.com/role/LeasesScheduleofOperatingLeaseMaturitiesDetails Leases - Schedule of Operating Lease Maturities (Details) Details 72 false false R73.htm 9955557 - Disclosure - Commitment and Contingencies - Total Purchase Commitments (Details) Sheet http://www.microchip.com/role/CommitmentandContingenciesTotalPurchaseCommitmentsDetails Commitment and Contingencies - Total Purchase Commitments (Details) Details 73 false false R74.htm 9955558 - Disclosure - Commitments and Contingencies - Narrative (Details) Sheet http://www.microchip.com/role/CommitmentsandContingenciesNarrativeDetails Commitments and Contingencies - Narrative (Details) Details 74 false false R75.htm 9955559 - Disclosure - Income Taxes - Income Tax (Benefit) Provision from Continuing Operations (Details) Sheet http://www.microchip.com/role/IncomeTaxesIncomeTaxBenefitProvisionfromContinuingOperationsDetails Income Taxes - Income Tax (Benefit) Provision from Continuing Operations (Details) Details 75 false false R76.htm 9955560 - Disclosure - Income Taxes - Reconciliation Prior to ASU 2023-09 (Details) Sheet http://www.microchip.com/role/IncomeTaxesReconciliationPriortoASU202309Details Income Taxes - Reconciliation Prior to ASU 2023-09 (Details) Details 76 false false R77.htm 9955561 - Disclosure - Income Taxes - Narrative (Details) Sheet http://www.microchip.com/role/IncomeTaxesNarrativeDetails Income Taxes - Narrative (Details) Details 77 false false R78.htm 9955562 - Disclosure - Income Taxes - Components of Deferred Tax Assets and Liabilities (Details) Sheet http://www.microchip.com/role/IncomeTaxesComponentsofDeferredTaxAssetsandLiabilitiesDetails Income Taxes - Components of Deferred Tax Assets and Liabilities (Details) Details 78 false false R79.htm 9955563 - Disclosure - Income Taxes - Deductions Related to Valuation Allowance (Details) Sheet http://www.microchip.com/role/IncomeTaxesDeductionsRelatedtoValuationAllowanceDetails Income Taxes - Deductions Related to Valuation Allowance (Details) Details 79 false false R80.htm 9955564 - Disclosure - Income Taxes - Unrecognized Tax Benefits (Details) Sheet http://www.microchip.com/role/IncomeTaxesUnrecognizedTaxBenefitsDetails Income Taxes - Unrecognized Tax Benefits (Details) Details 80 false false R81.htm 9955565 - Disclosure - Employee Benefit Plans - Narrative (Details) Sheet http://www.microchip.com/role/EmployeeBenefitPlansNarrativeDetails Employee Benefit Plans - Narrative (Details) Details 81 false false R82.htm 9955566 - Disclosure - Employee Benefit Plans - Future Estimated Benefit Payments (Details) Sheet http://www.microchip.com/role/EmployeeBenefitPlansFutureEstimatedBenefitPaymentsDetails Employee Benefit Plans - Future Estimated Benefit Payments (Details) Details 82 false false R83.htm 9955567 - Disclosure - Share-Based Compensation - Equity Incentive Plans, Stock Compensation Expense (Details) Sheet http://www.microchip.com/role/ShareBasedCompensationEquityIncentivePlansStockCompensationExpenseDetails Share-Based Compensation - Equity Incentive Plans, Stock Compensation Expense (Details) Details 83 false false R84.htm 9955568 - Disclosure - Share-Based Compensation - Narrative (Details) Sheet http://www.microchip.com/role/ShareBasedCompensationNarrativeDetails Share-Based Compensation - Narrative (Details) Details 84 false false R85.htm 9955569 - Disclosure - Share-Based Compensation - Equity Incentive Plans, RSU and PSU Activity (Details) Sheet http://www.microchip.com/role/ShareBasedCompensationEquityIncentivePlansRSUandPSUActivityDetails Share-Based Compensation - Equity Incentive Plans, RSU and PSU Activity (Details) Details 85 false false R86.htm 9955570 - Disclosure - Share-Based Compensation - Employee Stock Purchase Plan (Details) Sheet http://www.microchip.com/role/ShareBasedCompensationEmployeeStockPurchasePlanDetails Share-Based Compensation - Employee Stock Purchase Plan (Details) Details 86 false false R87.htm 9955571 - Disclosure - Shareholders' Equity - Changes in Class of Shares (Details) Sheet http://www.microchip.com/role/ShareholdersEquityChangesinClassofSharesDetails Shareholders' Equity - Changes in Class of Shares (Details) Details 87 false false R88.htm 9955572 - Disclosure - Stockholders' Equity - Narrative (Details) Sheet http://www.microchip.com/role/StockholdersEquityNarrativeDetails Stockholders' Equity - Narrative (Details) Details 88 false false R89.htm 9955573 - Disclosure - Stockholders' Equity - Conversion Rate Per Share (Details) Sheet http://www.microchip.com/role/StockholdersEquityConversionRatePerShareDetails Stockholders' Equity - Conversion Rate Per Share (Details) Details 89 false false All Reports Book All Reports mchp-20260331.htm mchp-20260331.xsd mchp-20260331_cal.xml mchp-20260331_def.xml mchp-20260331_lab.xml mchp-20260331_pre.xml mchp-20260331_g1.jpg mchp-20260331_g2.jpg http://fasb.org/srt/2025 http://fasb.org/us-gaap/2025 http://xbrl.sec.gov/cyd/2025 http://xbrl.sec.gov/dei/2025 http://xbrl.sec.gov/ecd/2025 true true