$SNPS
SYNOPSYS INC Stock $snps

$snps Overview Financials Valuation SEC Filings Company Website

2024 Q4 Form 10-K Financial Statement

#000088324124000024 Filed on December 19, 2024

Income Statement

Concept	2024 Q4	2024	2023
Revenue		$6.127B	$5.843B
YoY Change		4.87%	14.98%
Cost Of Revenue		$1.245B	$1.222B
YoY Change		1.89%	14.9%
Gross Profit		$4.882B	$4.620B
YoY Change		5.66%	15.0%
Gross Profit Margin		79.68%	79.08%
Selling, General & Admin		$1.428B	$1.299B
YoY Change		9.89%	14.62%
% of Gross Profit		29.25%	28.12%
Research & Development		$2.082B	$1.947B
YoY Change		6.96%	15.86%
% of Gross Profit		42.65%	42.13%
Depreciation & Amortization		$295.1M	$247.1M
YoY Change		19.4%	8.19%
% of Gross Profit		6.04%	5.35%
Operating Expenses		$3.526B	$3.351B
YoY Change		5.23%	17.84%
Operating Profit		$1.356B	$1.269B
YoY Change		6.81%	8.11%
Interest Expense			$1.178M
YoY Change			-30.62%
% of Operating Profit			0.09%
Other Income/Expense, Net		$158.1M	$32.52M
YoY Change		386.26%	-169.91%
Pretax Income		$1.514B	$1.302B
YoY Change		16.29%	16.7%
Income Tax		$99.72M	$83.66M
% Of Pretax Income		6.59%	6.43%
Net Earnings		$2.263B	$1.230B
YoY Change		84.03%	24.91%
Net Earnings / Revenue		36.94%	21.05%
Basic Earnings Per Share		$14.78	$8.08
Diluted Earnings Per Share		$14.51	$7.92
COMMON SHARES
Basic Shares Outstanding	154.6M shares	153.1M shares	152.1M shares
Diluted Shares Outstanding		155.9M shares	155.2M shares

Balance Sheet

Concept	2024 Q4	2023
SHORT-TERM ASSETS
Cash & Short-Term Investments		$1.591B
YoY Change		1.6%
Cash & Equivalents	$3.897B	$1.439B
Short-Term Investments		$151.6M
Other Short-Term Assets		$178.5M
YoY Change		-59.36%
Inventory	$361.8M	$325.6M
Prepaid Expenses
Receivables	$934.5M	$1.336B
Other Receivables		$0.00
Total Short-Term Assets	$6.470B	$3.431B
YoY Change	88.59%	13.87%
LONG-TERM ASSETS
Property, Plant & Equipment	$563.0M	$1.126B
YoY Change	1.03%	8.03%
Goodwill	$3.449B
YoY Change	-15.27%
Intangibles	$195.2M
YoY Change	-47.84%
Long-Term Investments
YoY Change
Other Assets	$583.7M	$1.332B
YoY Change	23.93%	17.41%
Total Long-Term Assets	$6.604B	$6.903B
YoY Change	-4.33%	7.76%
TOTAL ASSETS
Total Short-Term Assets	$6.470B	$3.431B
Total Long-Term Assets	$6.604B	$6.903B
Total Assets	$13.07B	$10.33B
YoY Change	26.52%	9.72%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$207.3M	$1.280B
YoY Change	33.0%	58.1%
Accrued Expenses		$826.8M
YoY Change		1423.38%
Deferred Revenue	$1.392B
YoY Change	-21.64%
Short-Term Debt		$0.00
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$2.650B	$2.985B
YoY Change	-11.23%	7.6%
LONG-TERM LIABILITIES
Long-Term Debt	$15.60M	$18.08M
YoY Change	-13.7%	-13.19%
Other Long-Term Liabilities	$469.7M	$1.145B
YoY Change	21.65%	7.68%
Total Long-Term Liabilities	$485.3M	$1.163B
YoY Change	20.07%	7.28%
TOTAL LIABILITIES
Total Short-Term Liabilities	$2.650B	$2.985B
Total Long-Term Liabilities	$485.3M	$1.163B
Total Liabilities	$4.050B	$4.186B
YoY Change	-2.37%	7.26%
SHAREHOLDERS EQUITY
Retained Earnings	$8.984B
YoY Change	33.26%
Common Stock	$1.541M
YoY Change	1.31%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$8.991B	$6.147B
YoY Change
Total Liabilities & Shareholders Equity	$13.07B	$10.33B
YoY Change	26.52%	9.72%

Cashflow Statement

Concept	2024	2023
OPERATING ACTIVITIES
Net Income	$2.263B	$1.230B
YoY Change	84.03%	24.91%
Depreciation, Depletion And Amortization	$295.1M	$247.1M
YoY Change	19.4%	8.19%
Cash From Operating Activities	$1.407B	$1.703B
YoY Change	-17.39%	-2.05%
INVESTING ACTIVITIES
Capital Expenditures	$123.2M	$189.6M
YoY Change	-35.05%	-133.77%
Acquisitions
YoY Change
Other Investing Activities	$0.00	$0.00
YoY Change		-100.0%
Cash From Investing Activities	$1.223B	-$482.1M
YoY Change	-353.68%	-15.81%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net	$0.00	$1.161B
YoY Change	-100.0%	-234.65%
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-$181.3M	-$1.197B
YoY Change	-84.85%	7.22%
NET CHANGE
Cash From Operating Activities	$1.407B	$1.703B
Cash From Investing Activities	$1.223B	-$482.1M
Cash From Financing Activities	-$181.3M	-$1.197B
Net Change In Cash	$2.458B	$21.32M
YoY Change	11425.31%	-57.33%
FREE CASH FLOW
Cash From Operating Activities	$1.407B	$1.703B
Capital Expenditures	$123.2M	$189.6M
Free Cash Flow	$1.284B	$1.514B
YoY Change	-15.18%	-34.2%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2024	dei	Document Period End Date DocumentPeriodEndDate	2024-10-31
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CY2024	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	2457542000	usd
CY2024	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2024	dei	Entity Central Index Key EntityCentralIndexKey	0000883241
CY2024	dei	Document Annual Report DocumentAnnualReport	true
CY2024	dei	Document Transition Report DocumentTransitionReport	false
CY2024	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	94085
CY2024	dei	Entity Address City Or Town EntityAddressCityOrTown	Sunnyvale
CY2024	dei	Entity Address State Or Province EntityAddressStateOrProvince	CA
CY2024	dei	City Area Code CityAreaCode	650
CY2024	dei	Local Phone Number LocalPhoneNumber	584-5000
CY2024	dei	Security12b Title Security12bTitle	Common Stock (par value of $0.01 per share)
CY2024	dei	Trading Symbol TradingSymbol	SNPS
CY2024	dei	Security Exchange Name SecurityExchangeName	NASDAQ
CY2024	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes
CY2024	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2024	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2024	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2024	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2024	dei	Entity Small Business EntitySmallBusiness	false
CY2024	dei	Document Type DocumentType	10-K
CY2023	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	2843000	usd
CY2022	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	14369000	usd
CY2024Q4	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	154578449	shares
CY2024	cyd	Cybersecurity Risk Management Processes Integrated Flag CybersecurityRiskManagementProcessesIntegratedFlag	true
CY2024	cyd	Cybersecurity Risk Management Third Party Engaged Flag CybersecurityRiskManagementThirdPartyEngagedFlag	true
CY2024	cyd	Cybersecurity Risk Third Party Oversight And Identification Processes Flag CybersecurityRiskThirdPartyOversightAndIdentificationProcessesFlag	true
CY2024	cyd	Cybersecurity Risk Materially Affected Or Reasonably Likely To Materially Affect Registrant Flag CybersecurityRiskMateriallyAffectedOrReasonablyLikelyToMateriallyAffectRegistrantFlag	false
CY2024	dei	Amendment Flag AmendmentFlag	false
CY2024	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2024
CY2024	us-gaap	Impairment Of Intangible Asset Finite Lived Statement Of Income Or Comprehensive Income Extensible Enumeration ImpairmentOfIntangibleAssetFiniteLivedStatementOfIncomeOrComprehensiveIncomeExtensibleEnumeration	http://fasb.org/us-gaap/2024#CostDepreciationAmortizationAndDepletion
CY2024	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--10-31
CY2024	dei	Entity File Number EntityFileNumber	0-19807
CY2024	dei	Entity Registrant Name EntityRegistrantName	SYNOPSYS, INC.
CY2024	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	DE
CY2024	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	56-1546236
CY2024	dei	Entity Address Address Line1 EntityAddressAddressLine1	675 Almanor Avenue
CY2024	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2024	dei	Icfr Auditor Attestation Flag IcfrAuditorAttestationFlag	true
CY2024	dei	Document Fin Stmt Error Correction Flag DocumentFinStmtErrorCorrectionFlag	false
CY2024	dei	Entity Shell Company EntityShellCompany	false
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CY2024	cyd	Cybersecurity Risk Management Processes Integrated Flag CybersecurityRiskManagementProcessesIntegratedFlag	true
CY2024	cyd	Cybersecurity Risk Management Third Party Engaged Flag CybersecurityRiskManagementThirdPartyEngagedFlag	true
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CY2024	cyd	Cybersecurity Risk Materially Affected Or Reasonably Likely To Materially Affect Registrant Flag CybersecurityRiskMateriallyAffectedOrReasonablyLikelyToMateriallyAffectRegistrantFlag	false
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CY2023Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	1433966000	usd
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CY2024Q4	us-gaap	Cash Cash Equivalents And Short Term Investments CashCashEquivalentsAndShortTermInvestments	4050401000	usd
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CY2024Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-180380000	usd
CY2023Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	6741699000	usd
CY2024Q4	us-gaap	Treasury Stock Common Shares TreasuryStockCommonShares	3148000	shares
CY2023Q4	us-gaap	Treasury Stock Common Shares TreasuryStockCommonShares	5207000	shares
CY2024Q4	us-gaap	Treasury Stock Common Value TreasuryStockCommonValue	1025770000	usd
CY2023Q4	us-gaap	Treasury Stock Common Value TreasuryStockCommonValue	1675650000	usd
CY2024Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-180380000	usd
CY2023Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-196414000	usd
CY2024Q4	us-gaap	Stockholders Equity StockholdersEquity	8990702000	usd
CY2023Q4	us-gaap	Stockholders Equity StockholdersEquity	6147308000	usd
CY2023Q4	us-gaap	Minority Interest MinorityInterest	5950000	usd
CY2024Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	8993206000	usd
CY2023Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	6153258000	usd
CY2024Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	13073561000	usd
CY2023Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	10333131000	usd
CY2022	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	4615714000	usd
CY2024	us-gaap	Cost Depreciation Amortization And Depletion CostDepreciationAmortizationAndDepletion	107996000	usd
CY2023	us-gaap	Cost Depreciation Amortization And Depletion CostDepreciationAmortizationAndDepletion	45281000	usd
CY2022	us-gaap	Cost Depreciation Amortization And Depletion CostDepreciationAmortizationAndDepletion	44674000	usd
CY2024	us-gaap	Cost Of Revenue CostOfRevenue	1245289000	usd
CY2023	us-gaap	Cost Of Revenue CostOfRevenue	1030843000	usd
CY2024	us-gaap	Gross Profit GrossProfit	4882147000	usd
CY2023	us-gaap	Gross Profit GrossProfit	4287171000	usd
CY2024	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	2082360000	usd
CY2023	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	1849935000	usd
CY2022	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	1589846000	usd
CY2024	us-gaap	Selling And Marketing Expense SellingAndMarketingExpense	859342000	usd
CY2023	us-gaap	Selling And Marketing Expense SellingAndMarketingExpense	724934000	usd
CY2022	us-gaap	Selling And Marketing Expense SellingAndMarketingExpense	642729000	usd
CY2024	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	568496000	usd
CY2023	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	376677000	usd
CY2022	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	313554000	usd
CY2024	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	16238000	usd
CY2023	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	9295000	usd
CY2023	us-gaap	Restructuring Charges RestructuringCharges	53091000	usd
CY2022	us-gaap	Restructuring Charges RestructuringCharges	11221000	usd
CY2024	us-gaap	Operating Expenses OperatingExpenses	3526436000	usd
CY2023	us-gaap	Operating Expenses OperatingExpenses	3013932000	usd
CY2022	us-gaap	Operating Expenses OperatingExpenses	2568987000	usd
CY2024	us-gaap	Operating Income Loss OperatingIncomeLoss	1355711000	usd
CY2023	us-gaap	Operating Income Loss OperatingIncomeLoss	1273239000	usd
CY2022	us-gaap	Operating Income Loss OperatingIncomeLoss	1148714000	usd
CY2024	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	158147000	usd
CY2023	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	32231000	usd
CY2022	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-45262000	usd
CY2024	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	1513858000	usd
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	1305470000	usd
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	1103452000	usd
CY2022	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	139385000	usd
CY2023	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	1215282000	usd
CY2022	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	964067000	usd
CY2024	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	821670000	usd
CY2023Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-196414000	usd
CY2024Q4	us-gaap	Stockholders Equity StockholdersEquity	8990702000	usd
CY2023Q4	us-gaap	Stockholders Equity StockholdersEquity	6147308000	usd
CY2024Q4	us-gaap	Minority Interest MinorityInterest	2504000	usd
CY2023Q4	us-gaap	Minority Interest MinorityInterest	5950000	usd
CY2023Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	6153258000	usd
CY2024Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	13073561000	usd
CY2023Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	10333131000	usd
CY2024	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	6127436000	usd
CY2023	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	5318014000	usd
CY2022	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	4615714000	usd
CY2024	us-gaap	Cost Depreciation Amortization And Depletion CostDepreciationAmortizationAndDepletion	107996000	usd
CY2023	us-gaap	Cost Depreciation Amortization And Depletion CostDepreciationAmortizationAndDepletion	45281000	usd
CY2022	us-gaap	Cost Depreciation Amortization And Depletion CostDepreciationAmortizationAndDepletion	44674000	usd
CY2024	us-gaap	Cost Of Revenue CostOfRevenue	1245289000	usd
CY2023	us-gaap	Cost Of Revenue CostOfRevenue	1030843000	usd
CY2022	us-gaap	Cost Of Revenue CostOfRevenue	898013000	usd
CY2024	us-gaap	Gross Profit GrossProfit	4882147000	usd
CY2023	us-gaap	Gross Profit GrossProfit	4287171000	usd
CY2022	us-gaap	Gross Profit GrossProfit	3717701000	usd
CY2024	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	2082360000	usd
CY2023	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	1849935000	usd
CY2022	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	1589846000	usd
CY2024	us-gaap	Selling And Marketing Expense SellingAndMarketingExpense	859342000	usd
CY2023	us-gaap	Selling And Marketing Expense SellingAndMarketingExpense	724934000	usd
CY2024	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	568496000	usd
CY2023	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	376677000	usd
CY2022	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	313554000	usd
CY2024	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	16238000	usd
CY2023	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	9295000	usd
CY2022	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	11637000	usd
CY2024	us-gaap	Restructuring Charges RestructuringCharges	0	usd
CY2022	us-gaap	Restructuring Charges RestructuringCharges	11221000	usd
CY2024	us-gaap	Operating Income Loss OperatingIncomeLoss	1355711000	usd
CY2023	us-gaap	Operating Income Loss OperatingIncomeLoss	1273239000	usd
CY2022	us-gaap	Operating Income Loss OperatingIncomeLoss	1148714000	usd
CY2024	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	158147000	usd
CY2023	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	32231000	usd
CY2022	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-45262000	usd
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	1305470000	usd
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	1103452000	usd
CY2024	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	99718000	usd
CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	90188000	usd
CY2024	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	1414140000	usd
CY2023	us-gaap	Profit Loss ProfitLoss	1218125000	usd
CY2022	us-gaap	Profit Loss ProfitLoss	978436000	usd
CY2024	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-27570000	usd
CY2023	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-11763000	usd
CY2023	us-gaap	Net Income Loss NetIncomeLoss	1229888000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	984594000	usd
CY2024	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	1441710000	usd
CY2023	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	1227045000	usd
CY2024	us-gaap	Profit Loss ProfitLoss	2235810000	usd
CY2023	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-11763000	usd
CY2022	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-6158000	usd
CY2024	us-gaap	Net Income Loss NetIncomeLoss	2263380000	usd
CY2024	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	1441710000	usd
CY2023	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	1227045000	usd
CY2022	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	970225000	usd
CY2024	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	821670000	usd
CY2023	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	2843000	usd
CY2022	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	14369000	usd
CY2024	us-gaap	Net Income Loss NetIncomeLoss	2263380000	usd
CY2023	us-gaap	Net Income Loss NetIncomeLoss	1229888000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	984594000	usd
CY2024	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	9.41
CY2023	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	8.06
CY2022	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	6.34
CY2024	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	5.37
CY2023	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0.02
CY2022	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0.10
CY2022	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	6.44
CY2024	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	9.25
CY2023	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	7.91
CY2022	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	6.20
CY2024	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	5.26
CY2023	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0.01
CY2022	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0.09
CY2024	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	14.51
CY2023	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	7.92
CY2022	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	6.29
CY2024	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	153138000	shares
CY2023	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	152146000	shares
CY2022	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	153002000	shares
CY2024	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	155944000	shares
CY2023	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	155195000	shares
CY2022	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	156485000	shares
CY2024	us-gaap	Profit Loss ProfitLoss	2235810000	usd
CY2023	us-gaap	Profit Loss ProfitLoss	1218125000	usd
CY2024	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	8150000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	0	usd
CY2023	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	0	usd
CY2024	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	1460000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	1513000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-2353000	usd
CY2024	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax	-3052000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax	-8940000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax	28416000	usd
CY2024	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax	9625000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax	24986000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax	-79069000	usd
CY2024	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax	-446000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax	-10053000	usd
CY2024	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax	3201000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax	-25276000	usd
CY2022	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	970225000	usd
CY2024	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	821670000	usd
CY2023	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	2843000	usd
CY2022	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	14369000	usd
CY2024	us-gaap	Net Income Loss NetIncomeLoss	2263380000	usd
CY2023	us-gaap	Net Income Loss NetIncomeLoss	1229888000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	984594000	usd
CY2024	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	9.41
CY2023	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	8.06
CY2022	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	6.34
CY2024	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	5.37
CY2023	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0.02
CY2022	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0.10
CY2024	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	14.78
CY2023	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	8.08
CY2022	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	6.44
CY2024	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	9.25
CY2022	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	6.20
CY2024	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	5.26
CY2023	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0.01
CY2022	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0.09
CY2024	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	14.51
CY2023	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	7.92
CY2022	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	6.29
CY2024	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	153138000	shares
CY2023	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	152146000	shares
CY2022	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	153002000	shares
CY2023	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	155195000	shares
CY2022	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	156485000	shares
CY2024	us-gaap	Profit Loss ProfitLoss	2235810000	usd
CY2023	us-gaap	Profit Loss ProfitLoss	1218125000	usd
CY2022	us-gaap	Profit Loss ProfitLoss	978436000	usd
CY2024	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	8150000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-13912000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-108145000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	0	usd
CY2024	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	0	usd
CY2024	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	1460000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	1513000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-2353000	usd
CY2024	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax	-3052000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax	-8940000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax	28416000	usd
CY2024	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax	9625000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax	24986000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax	-79069000	usd
CY2024	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax	-446000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax	-10053000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax	-1342000	usd
CY2024	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax	3201000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax	-25276000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax	-4894000	usd
CY2024	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	16034000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	37863000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax	-4894000	usd
CY2024	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	16034000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	37863000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-184673000	usd
CY2024	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	2251844000	usd
CY2023	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	1255988000	usd
CY2022	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	793763000	usd
CY2023	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-11763000	usd
CY2022	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-6158000	usd
CY2024	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	2279414000	usd
CY2023	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	1267751000	usd
CY2022	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	799921000	usd
CY2021Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	5298943000	usd
CY2022	snps	Net Income Loss Including Portion Attributable To Noncontrolling Interest Separately Stated NetIncomeLossIncludingPortionAttributableToNoncontrollingInterestSeparatelyStated	983288000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-184673000	usd
CY2022	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	1135000000	usd
CY2022	snps	Adjustments To Additional Paid In Capital Equity Forward Contract AdjustmentsToAdditionalPaidInCapitalEquityForwardContract	35000000	usd
CY2022	us-gaap	Stock Issued During Period Value Treasury Stock Reissued StockIssuedDuringPeriodValueTreasuryStockReissued	63939000	usd
CY2022	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	459029000	usd
CY2022Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	5520526000	usd
CY2023	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	1160724000	usd
CY2023	snps	Adjustments To Additional Paid In Capital Equity Forward Contract AdjustmentsToAdditionalPaidInCapitalEquityForwardContract	-45000000	usd
CY2023	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	563292000	usd
CY2023	us-gaap	Minority Interest Change In Redemption Value MinorityInterestChangeInRedemptionValue	-3388000	usd
CY2023	us-gaap	Minority Interest Decrease From Redemptions MinorityInterestDecreaseFromRedemptions	1175000	usd
CY2023Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	6153258000	usd
CY2024	snps	Net Income Loss Including Portion Attributable To Noncontrolling Interest Separately Stated NetIncomeLossIncludingPortionAttributableToNoncontrollingInterestSeparatelyStated	2257828000	usd
CY2024	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	16034000	usd
CY2024	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	45000000	usd
CY2024	snps	Adjustments To Additional Paid In Capital Equity Forward Contract AdjustmentsToAdditionalPaidInCapitalEquityForwardContract	45000000	usd
CY2024	us-gaap	Stock Issued During Period Value Treasury Stock Reissued StockIssuedDuringPeriodValueTreasuryStockReissued	-104309000	usd
CY2024	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	692316000	usd
CY2024	us-gaap	Minority Interest Change In Redemption Value MinorityInterestChangeInRedemptionValue	-20974000	usd
CY2024	us-gaap	Minority Interest Decrease From Redemptions MinorityInterestDecreaseFromRedemptions	947000	usd
CY2024Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	8993206000	usd
CY2023	us-gaap	Profit Loss ProfitLoss	1218125000	usd
CY2022	us-gaap	Profit Loss ProfitLoss	978436000	usd
CY2023	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	247120000	usd
CY2022	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	228405000	usd
CY2024	snps	Reductionof Operating Lease Rightof Use Assets ReductionofOperatingLeaseRightofUseAssets	97273000	usd
CY2024	snps	Amortization Of Capitalized Costs To Obtain Revenue Contracts AmortizationOfCapitalizedCostsToObtainRevenueContracts	73587000	usd
CY2023	snps	Amortization Of Capitalized Costs To Obtain Revenue Contracts AmortizationOfCapitalizedCostsToObtainRevenueContracts	82190000	usd
CY2022	snps	Amortization Of Capitalized Costs To Obtain Revenue Contracts AmortizationOfCapitalizedCostsToObtainRevenueContracts	73026000	usd
CY2024	us-gaap	Share Based Compensation ShareBasedCompensation	692316000	usd
CY2023	us-gaap	Share Based Compensation ShareBasedCompensation	563292000	usd
CY2022	us-gaap	Share Based Compensation ShareBasedCompensation	459029000	usd
CY2024	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	19724000	usd
CY2023	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	19932000	usd
CY2022	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	-3477000	usd
CY2024	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	55077000	usd
CY2023	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	0	usd
CY2022	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	0	usd
CY2022	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-184673000	usd
CY2024	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	2251844000	usd
CY2023	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	1255988000	usd
CY2022	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	793763000	usd
CY2024	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-27570000	usd
CY2023	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-11763000	usd
CY2022	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-6158000	usd
CY2024	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	2279414000	usd
CY2023	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	1267751000	usd
CY2022	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	799921000	usd
CY2021Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	5298943000	usd
CY2022	snps	Net Income Loss Including Portion Attributable To Noncontrolling Interest Separately Stated NetIncomeLossIncludingPortionAttributableToNoncontrollingInterestSeparatelyStated	983288000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-184673000	usd
CY2022	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	1135000000	usd
CY2022	snps	Adjustments To Additional Paid In Capital Equity Forward Contract AdjustmentsToAdditionalPaidInCapitalEquityForwardContract	35000000	usd
CY2022	us-gaap	Stock Issued During Period Value Treasury Stock Reissued StockIssuedDuringPeriodValueTreasuryStockReissued	63939000	usd
CY2022	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	459029000	usd
CY2022Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	5520526000	usd
CY2023	snps	Net Income Loss Including Portion Attributable To Noncontrolling Interest Separately Stated NetIncomeLossIncludingPortionAttributableToNoncontrollingInterestSeparatelyStated	1228127000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	37863000	usd
CY2023	us-gaap	Stock Issued During Period Value Treasury Stock Reissued StockIssuedDuringPeriodValueTreasuryStockReissued	13737000	usd
CY2023	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	563292000	usd
CY2023	us-gaap	Minority Interest Change In Redemption Value MinorityInterestChangeInRedemptionValue	-3388000	usd
CY2023	us-gaap	Minority Interest Decrease From Redemptions MinorityInterestDecreaseFromRedemptions	1175000	usd
CY2024	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	16034000	usd
CY2024	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	45000000	usd
CY2024	us-gaap	Stock Issued During Period Value Treasury Stock Reissued StockIssuedDuringPeriodValueTreasuryStockReissued	-104309000	usd
CY2024	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	692316000	usd
CY2024	us-gaap	Minority Interest Change In Redemption Value MinorityInterestChangeInRedemptionValue	-20974000	usd
CY2024	us-gaap	Minority Interest Decrease From Redemptions MinorityInterestDecreaseFromRedemptions	947000	usd
CY2024Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	8993206000	usd
CY2024	us-gaap	Profit Loss ProfitLoss	2235810000	usd
CY2023	us-gaap	Profit Loss ProfitLoss	1218125000	usd
CY2022	us-gaap	Profit Loss ProfitLoss	978436000	usd
CY2024	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	295065000	usd
CY2022	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	228405000	usd
CY2024	snps	Reductionof Operating Lease Rightof Use Assets ReductionofOperatingLeaseRightofUseAssets	97273000	usd
CY2023	snps	Reductionof Operating Lease Rightof Use Assets ReductionofOperatingLeaseRightofUseAssets	97705000	usd
CY2022	snps	Reductionof Operating Lease Rightof Use Assets ReductionofOperatingLeaseRightofUseAssets	89541000	usd
CY2024	snps	Amortization Of Capitalized Costs To Obtain Revenue Contracts AmortizationOfCapitalizedCostsToObtainRevenueContracts	73587000	usd
CY2023	snps	Amortization Of Capitalized Costs To Obtain Revenue Contracts AmortizationOfCapitalizedCostsToObtainRevenueContracts	82190000	usd
CY2022	snps	Amortization Of Capitalized Costs To Obtain Revenue Contracts AmortizationOfCapitalizedCostsToObtainRevenueContracts	73026000	usd
CY2024	us-gaap	Share Based Compensation ShareBasedCompensation	692316000	usd
CY2023	us-gaap	Share Based Compensation ShareBasedCompensation	563292000	usd
CY2022	us-gaap	Share Based Compensation ShareBasedCompensation	459029000	usd
CY2024	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	19724000	usd
CY2023	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	19932000	usd
CY2022	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	-3477000	usd
CY2024	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	55077000	usd
CY2023	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	0	usd
CY2022	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	0	usd
CY2024	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	868830000	usd
CY2024	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	868830000	usd
CY2023	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	0	usd
CY2022	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	0	usd
CY2024	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	33677000	usd
CY2023	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	0	usd
CY2024	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	-407649000	usd
CY2022	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	-36913000	usd
CY2024	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	1295000	usd
CY2024	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	103460000	usd
CY2023	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	178432000	usd
CY2022	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	251390000	usd
CY2024	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	51449000	usd
CY2023	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	123752000	usd
CY2022	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-1320000	usd
CY2024	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	410432000	usd
CY2023	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	106396000	usd
CY2024	us-gaap	Increase Decrease In Other Noncurrent Assets IncreaseDecreaseInOtherNoncurrentAssets	168255000	usd
CY2022	us-gaap	Increase Decrease In Other Noncurrent Assets IncreaseDecreaseInOtherNoncurrentAssets	15283000	usd
CY2024	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	187564000	usd
CY2024	snps	Increase Decreasein Operating Lease Liabilities IncreaseDecreaseinOperatingLeaseLiabilities	-96966000	usd
CY2023	snps	Increase Decreasein Operating Lease Liabilities IncreaseDecreaseinOperatingLeaseLiabilities	-73281000	usd
CY2022	snps	Increase Decreasein Operating Lease Liabilities IncreaseDecreaseinOperatingLeaseLiabilities	-85828000	usd
CY2024	us-gaap	Increase Decrease In Income Taxes IncreaseDecreaseInIncomeTaxes	-73215000	usd
CY2023	us-gaap	Increase Decrease In Income Taxes IncreaseDecreaseInIncomeTaxes	198078000	usd
CY2022	us-gaap	Increase Decrease In Income Taxes IncreaseDecreaseInIncomeTaxes	1644000	usd
CY2024	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	8641000	usd
CY2023	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	-113435000	usd
CY2022	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	414251000	usd
CY2024	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	1407029000	usd
CY2023	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	1703274000	usd
CY2022	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	1738900000	usd
CY2024	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	138961000	usd
CY2023	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	130435000	usd
CY2022	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	93696000	usd
CY2024	us-gaap	Payments To Acquire Short Term Investments PaymentsToAcquireShortTermInvestments	136821000	usd
CY2023	us-gaap	Payments To Acquire Short Term Investments PaymentsToAcquireShortTermInvestments	131079000	usd
CY2022	us-gaap	Payments To Acquire Short Term Investments PaymentsToAcquireShortTermInvestments	97245000	usd
CY2024	us-gaap	Proceeds From Sale And Maturity Of Other Investments ProceedsFromSaleAndMaturityOfOtherInvestments	55696000	usd
CY2023	us-gaap	Proceeds From Sale And Maturity Of Other Investments ProceedsFromSaleAndMaturityOfOtherInvestments	8492000	usd
CY2022	us-gaap	Proceeds From Sale And Maturity Of Other Investments ProceedsFromSaleAndMaturityOfOtherInvestments	582000	usd
CY2024	us-gaap	Payments To Acquire Other Investments PaymentsToAcquireOtherInvestments	1293000	usd
CY2023	us-gaap	Payments To Acquire Other Investments PaymentsToAcquireOtherInvestments	435000	usd
CY2022	us-gaap	Payments To Acquire Other Investments PaymentsToAcquireOtherInvestments	7000000	usd
CY2024	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	123161000	usd
CY2023	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	189618000	usd
CY2022	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	136589000	usd
CY2024	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	156947000	usd
CY2023	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	297692000	usd
CY2022	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	422374000	usd
CY2024	us-gaap	Proceeds From Divestiture Of Businesses Net Of Cash Divested ProceedsFromDivestitureOfBusinessesNetOfCashDivested	1446578000	usd
CY2023	us-gaap	Proceeds From Divestiture Of Businesses Net Of Cash Divested ProceedsFromDivestitureOfBusinessesNetOfCashDivested	0	usd
CY2022	us-gaap	Proceeds From Divestiture Of Businesses Net Of Cash Divested ProceedsFromDivestitureOfBusinessesNetOfCashDivested	0	usd
CY2024	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	0	usd
CY2022	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	0	usd
CY2024	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	33677000	usd
CY2023	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	0	usd
CY2022	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	0	usd
CY2024	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	-407649000	usd
CY2023	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	-211045000	usd
CY2022	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	-36913000	usd
CY2024	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	1295000	usd
CY2023	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-13295000	usd
CY2022	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-10188000	usd
CY2024	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	103460000	usd
CY2023	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	123752000	usd
CY2022	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-1320000	usd
CY2024	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	410432000	usd
CY2023	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	106396000	usd
CY2022	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	89983000	usd
CY2024	us-gaap	Increase Decrease In Other Noncurrent Assets IncreaseDecreaseInOtherNoncurrentAssets	168255000	usd
CY2023	us-gaap	Increase Decrease In Other Noncurrent Assets IncreaseDecreaseInOtherNoncurrentAssets	100618000	usd
CY2022	us-gaap	Increase Decrease In Other Noncurrent Assets IncreaseDecreaseInOtherNoncurrentAssets	15283000	usd
CY2024	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	187564000	usd
CY2023	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	170496000	usd
CY2022	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-34066000	usd
CY2022	snps	Increase Decreasein Operating Lease Liabilities IncreaseDecreaseinOperatingLeaseLiabilities	-85828000	usd
CY2024	us-gaap	Increase Decrease In Income Taxes IncreaseDecreaseInIncomeTaxes	-73215000	usd
CY2022	us-gaap	Increase Decrease In Income Taxes IncreaseDecreaseInIncomeTaxes	1644000	usd
CY2024	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	8641000	usd
CY2023	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	-113435000	usd
CY2023	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	1703274000	usd
CY2024	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	138961000	usd
CY2023	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	130435000	usd
CY2024	us-gaap	Payments To Acquire Short Term Investments PaymentsToAcquireShortTermInvestments	136821000	usd
CY2023	us-gaap	Payments To Acquire Short Term Investments PaymentsToAcquireShortTermInvestments	131079000	usd
CY2022	us-gaap	Payments To Acquire Short Term Investments PaymentsToAcquireShortTermInvestments	97245000	usd
CY2024	us-gaap	Proceeds From Sale And Maturity Of Other Investments ProceedsFromSaleAndMaturityOfOtherInvestments	55696000	usd
CY2023	us-gaap	Proceeds From Sale And Maturity Of Other Investments ProceedsFromSaleAndMaturityOfOtherInvestments	8492000	usd
CY2022	us-gaap	Proceeds From Sale And Maturity Of Other Investments ProceedsFromSaleAndMaturityOfOtherInvestments	582000	usd
CY2024	us-gaap	Payments To Acquire Other Investments PaymentsToAcquireOtherInvestments	1293000	usd
CY2022	us-gaap	Payments To Acquire Other Investments PaymentsToAcquireOtherInvestments	7000000	usd
CY2024	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	123161000	usd
CY2022	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	136589000	usd
CY2022	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	422374000	usd
CY2024	us-gaap	Proceeds From Divestiture Of Businesses Net Of Cash Divested ProceedsFromDivestitureOfBusinessesNetOfCashDivested	1446578000	usd
CY2023	us-gaap	Proceeds From Divestiture Of Businesses Net Of Cash Divested ProceedsFromDivestitureOfBusinessesNetOfCashDivested	0	usd
CY2022	us-gaap	Proceeds From Divestiture Of Businesses Net Of Cash Divested ProceedsFromDivestitureOfBusinessesNetOfCashDivested	0	usd
CY2024	us-gaap	Payments To Acquire Other Productive Assets PaymentsToAcquireOtherProductiveAssets	0	usd
CY2023	us-gaap	Payments To Acquire Other Productive Assets PaymentsToAcquireOtherProductiveAssets	2204000	usd
CY2022	us-gaap	Payments To Acquire Other Productive Assets PaymentsToAcquireOtherProductiveAssets	2493000	usd
CY2024	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	0	usd
CY2023	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	0	usd
CY2022	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	1200000	usd
CY2024	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	1223013000	usd
CY2023	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-482101000	usd
CY2022	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-572623000	usd
CY2023	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	0	usd
CY2022	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	1200000	usd
CY2024	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	1223013000	usd
CY2023	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-482101000	usd
CY2024	us-gaap	Repayments Of Debt RepaymentsOfDebt	2607000	usd
CY2023	us-gaap	Repayments Of Debt RepaymentsOfDebt	2603000	usd
CY2024	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	72265000	usd
CY2023	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	0	usd
CY2022	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	0	usd
CY2024	us-gaap	Proceeds From Sale Of Treasury Stock ProceedsFromSaleOfTreasuryStock	232212000	usd
CY2023	us-gaap	Proceeds From Sale Of Treasury Stock ProceedsFromSaleOfTreasuryStock	252986000	usd
CY2022	us-gaap	Proceeds From Sale Of Treasury Stock ProceedsFromSaleOfTreasuryStock	237956000	usd
CY2024	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	337541000	usd
CY2023	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	241408000	usd
CY2022	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	174005000	usd
CY2024	us-gaap	Payments For Repurchase Of Other Equity PaymentsForRepurchaseOfOtherEquity	0	usd
CY2023	us-gaap	Payments For Repurchase Of Other Equity PaymentsForRepurchaseOfOtherEquity	45000000	usd
CY2022	us-gaap	Payments For Repurchase Of Other Equity PaymentsForRepurchaseOfOtherEquity	0	usd
CY2024	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	0	usd
CY2023	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	1160724000	usd
CY2022	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	1100000000	usd
CY2023	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-122000	usd
CY2023	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-1196871000	usd
CY2022	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	-65296000	usd
CY2023	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	21323000	usd
CY2022	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-15319000	usd
CY2023Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	1441187000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	1419864000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	1435183000	usd
CY2024Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	3898729000	usd
CY2023Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	1441187000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	1419864000	usd
CY2024Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Disposal Group Including Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsDisposalGroupIncludingDiscontinuedOperations	0	usd
CY2023Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Disposal Group Including Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsDisposalGroupIncludingDiscontinuedOperations	4947000	usd
CY2024Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	3898729000	usd
CY2023Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	1436240000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	1415595000	usd
CY2024	us-gaap	Income Taxes Paid IncomeTaxesPaid	680064000	usd
CY2023	us-gaap	Income Taxes Paid IncomeTaxesPaid	97956000	usd
CY2022	us-gaap	Income Taxes Paid IncomeTaxesPaid	167768000	usd
CY2024	us-gaap	Interest Paid Net InterestPaidNet	814000	usd
CY2023	us-gaap	Interest Paid Net InterestPaidNet	996000	usd
CY2022	us-gaap	Interest Paid Net InterestPaidNet	1258000	usd
CY2024	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	32014000	usd
CY2022	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	17857000	usd
CY2024	us-gaap	Debt Conversion Converted Instrument Amount1 DebtConversionConvertedInstrumentAmount1	0	usd
CY2023	us-gaap	Debt Conversion Converted Instrument Amount1 DebtConversionConvertedInstrumentAmount1	2000000	usd
CY2022	us-gaap	Debt Conversion Converted Instrument Amount1 DebtConversionConvertedInstrumentAmount1	14280000	usd
CY2024	us-gaap	Noncash Or Part Noncash Divestiture Amount Of Consideration Received1 NoncashOrPartNoncashDivestitureAmountOfConsiderationReceived1	22202000	usd
CY2023	us-gaap	Noncash Or Part Noncash Divestiture Amount Of Consideration Received1 NoncashOrPartNoncashDivestitureAmountOfConsiderationReceived1	0	usd
CY2022	us-gaap	Noncash Or Part Noncash Divestiture Amount Of Consideration Received1 NoncashOrPartNoncashDivestitureAmountOfConsiderationReceived1	0	usd
CY2024	us-gaap	Repayments Of Debt RepaymentsOfDebt	2607000	usd
CY2023	us-gaap	Repayments Of Debt RepaymentsOfDebt	2603000	usd
CY2022	us-gaap	Repayments Of Debt RepaymentsOfDebt	76838000	usd
CY2024	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	72265000	usd
CY2022	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	0	usd
CY2024	us-gaap	Proceeds From Sale Of Treasury Stock ProceedsFromSaleOfTreasuryStock	232212000	usd
CY2023	us-gaap	Proceeds From Sale Of Treasury Stock ProceedsFromSaleOfTreasuryStock	252986000	usd
CY2024	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	337541000	usd
CY2023	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	241408000	usd
CY2022	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	174005000	usd
CY2024	us-gaap	Payments For Repurchase Of Other Equity PaymentsForRepurchaseOfOtherEquity	0	usd
CY2024	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	0	usd
CY2023	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	1160724000	usd
CY2022	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	1100000000	usd
CY2024	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-1096000	usd
CY2023	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-122000	usd
CY2022	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-3413000	usd
CY2024	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-181297000	usd
CY2022	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-1116300000	usd
CY2024	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	8797000	usd
CY2022	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	-65296000	usd
CY2022	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-15319000	usd
CY2023Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	1441187000	usd
CY2024Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	3898729000	usd
CY2023Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	1441187000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	1419864000	usd
CY2023Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Disposal Group Including Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsDisposalGroupIncludingDiscontinuedOperations	4947000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Disposal Group Including Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsDisposalGroupIncludingDiscontinuedOperations	4269000	usd
CY2024Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	3898729000	usd
CY2023Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	1436240000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	1415595000	usd
CY2024	us-gaap	Income Taxes Paid IncomeTaxesPaid	680064000	usd
CY2023	us-gaap	Income Taxes Paid IncomeTaxesPaid	97956000	usd
CY2022	us-gaap	Interest Paid Net InterestPaidNet	1258000	usd
CY2023	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	21672000	usd
CY2022	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	17857000	usd
CY2024	us-gaap	Debt Conversion Converted Instrument Amount1 DebtConversionConvertedInstrumentAmount1	0	usd
CY2022	us-gaap	Debt Conversion Converted Instrument Amount1 DebtConversionConvertedInstrumentAmount1	14280000	usd
CY2024	us-gaap	Noncash Or Part Noncash Divestiture Amount Of Consideration Received1 NoncashOrPartNoncashDivestitureAmountOfConsiderationReceived1	22202000	usd
CY2023	us-gaap	Noncash Or Part Noncash Divestiture Amount Of Consideration Received1 NoncashOrPartNoncashDivestitureAmountOfConsiderationReceived1	0	usd
CY2022	us-gaap	Noncash Or Part Noncash Divestiture Amount Of Consideration Received1 NoncashOrPartNoncashDivestitureAmountOfConsiderationReceived1	0	usd
CY2024	us-gaap	Nature Of Operations NatureOfOperations	Description of Business<div><span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Synopsys, Inc. (Synopsys, we, our or us) delivers trusted and comprehensive silicon to systems design solutions, from electronic design automation (EDA), including system verification and validation solutions, to silicon intellectual property (IP). We partner closely with semiconductor and systems customers across a wide range of industries to maximize their engineering and research and development capacity. We are catalyzing the era of pervasive intelligence, powering innovation today that ignites the ingenuity of tomorrow. </span></div><div style="margin-bottom:8pt;margin-top:8pt"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%">We are a global leader in supplying the mission-critical EDA software that engineers use to design and test integrated circuits (ICs), also known as chips or silicon, and we are pioneering artificial intelligence (AI) driven chip design across the full-stack EDA suite to improve efficiency and accelerate the design, verification testing and manufacturing of advanced digital and analog chips. We provide software and hardware used to validate the electronic systems that incorporate chips and the software that runs on them, including cloud-based digital design flow to boost chip-design development productivity. We also provide technical services and support to help our customers develop advanced chips and electronic systems. These products and services are part of our Design Automation segment.</span></div><div><span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%">We also offer a broad and comprehensive portfolio of semiconductor IP solutions, which are pre-designed circuits that engineers use as components of larger chip designs to reduce integration risk and speed time to market. Our high quality, silicon-proven semiconductor IP includes logic libraries, embedded memories, analog IP, wired and wireless interface IP, security IP, embedded processors and subsystems. To accelerate IP integration and silicon bring-up, our IP Accelerated initiative provides architecture design expertise, hardening, and signal and power integrity analysis. These products and services are part of our Design IP segment.</span></div>
CY2024	us-gaap	Fiscal Period FiscalPeriod	<span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Historically, our fiscal years have been 52- or 53-week periods ending on the Saturday nearest to October 31. Fiscal 2024 was a 53-week year ending on November 2, 2024. Fiscal 2023 and 2022 were 52-week years and ended on October 28, 2023 and October 29, 2022, respectively. For presentation purposes, the consolidated financial statements and accompanying notes refer to the closest calendar month end. We have changed our fiscal year end from the Saturday nearest to October 31 and consisting of 52 or 53 fiscal weeks to a fiscal year end of October 31 each year. The fiscal year change becomes effective with our fiscal 2025, which began on November 3, 2024. Our fiscal quarters will end on January 31, April 30, July 31 and October 31 of each year.</span>
CY2024	us-gaap	Use Of Estimates UseOfEstimates	<div style="margin-bottom:8pt;margin-top:8pt"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%">Use of Estimates.</span><span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:120%"> </span><span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%">To prepare financial statements in conformity with U.S. GAAP, management must make estimates and assumptions that affect the amounts reported in the consolidated financial statements and accompanying notes. Actual results could differ from these estimates and could have a material impact on our operating results and financial position.</span></div>
CY2024Q1	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	3	segment
	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	2	segment
CY2024	us-gaap	Nature Of Operations NatureOfOperations	Description of Business<div><span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Synopsys, Inc. (Synopsys, we, our or us) delivers trusted and comprehensive silicon to systems design solutions, from electronic design automation (EDA), including system verification and validation solutions, to silicon intellectual property (IP). We partner closely with semiconductor and systems customers across a wide range of industries to maximize their engineering and research and development capacity. We are catalyzing the era of pervasive intelligence, powering innovation today that ignites the ingenuity of tomorrow. </span></div><div style="margin-bottom:8pt;margin-top:8pt"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%">We are a global leader in supplying the mission-critical EDA software that engineers use to design and test integrated circuits (ICs), also known as chips or silicon, and we are pioneering artificial intelligence (AI) driven chip design across the full-stack EDA suite to improve efficiency and accelerate the design, verification testing and manufacturing of advanced digital and analog chips. We provide software and hardware used to validate the electronic systems that incorporate chips and the software that runs on them, including cloud-based digital design flow to boost chip-design development productivity. We also provide technical services and support to help our customers develop advanced chips and electronic systems. These products and services are part of our Design Automation segment.</span></div><div><span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%">We also offer a broad and comprehensive portfolio of semiconductor IP solutions, which are pre-designed circuits that engineers use as components of larger chip designs to reduce integration risk and speed time to market. Our high quality, silicon-proven semiconductor IP includes logic libraries, embedded memories, analog IP, wired and wireless interface IP, security IP, embedded processors and subsystems. To accelerate IP integration and silicon bring-up, our IP Accelerated initiative provides architecture design expertise, hardening, and signal and power integrity analysis. These products and services are part of our Design IP segment.</span></div>
CY2024	us-gaap	Fiscal Period FiscalPeriod	<span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Historically, our fiscal years have been 52- or 53-week periods ending on the Saturday nearest to October 31. Fiscal 2024 was a 53-week year ending on November 2, 2024. Fiscal 2023 and 2022 were 52-week years and ended on October 28, 2023 and October 29, 2022, respectively. For presentation purposes, the consolidated financial statements and accompanying notes refer to the closest calendar month end. We have changed our fiscal year end from the Saturday nearest to October 31 and consisting of 52 or 53 fiscal weeks to a fiscal year end of October 31 each year. The fiscal year change becomes effective with our fiscal 2025, which began on November 3, 2024. Our fiscal quarters will end on January 31, April 30, July 31 and October 31 of each year.</span>
CY2024Q1	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	3	segment
	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	2	segment
CY2024	snps	Cash And Cash Equivalents Maximum Maturity Period CashAndCashEquivalentsMaximumMaturityPeriod	P3M
CY2024	snps	Debt Securities And Other Investments Minimum Short Term Maturity Period DebtSecuritiesAndOtherInvestmentsMinimumShortTermMaturityPeriod	P3M
CY2024	snps	Debt Securities And Other Investments Maximum Maturity Period DebtSecuritiesAndOtherInvestmentsMaximumMaturityPeriod	P3Y
CY2024	snps	Cash And Cash Equivalents Maximum Maturity Period CashAndCashEquivalentsMaximumMaturityPeriod	P3M
CY2024	snps	Debt Securities And Other Investments Minimum Short Term Maturity Period DebtSecuritiesAndOtherInvestmentsMinimumShortTermMaturityPeriod	P3M
CY2024	snps	Debt Securities And Other Investments Maximum Maturity Period DebtSecuritiesAndOtherInvestmentsMaximumMaturityPeriod	P3Y
CY2023Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	50366000	usd
CY2024	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	19286000	usd
CY2024	us-gaap	Financing Receivable Allowance For Credit Loss Writeoff After Recovery FinancingReceivableAllowanceForCreditLossWriteoffAfterRecovery	5609000	usd
CY2024Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	64043000	usd
CY2022Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	38586000	usd
CY2023	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	18345000	usd
CY2023	us-gaap	Financing Receivable Allowance For Credit Loss Writeoff After Recovery FinancingReceivableAllowanceForCreditLossWriteoffAfterRecovery	6565000	usd
CY2023Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	50366000	usd
CY2021Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	27034000	usd
CY2022	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	11486000	usd
CY2022	us-gaap	Financing Receivable Allowance For Credit Loss Writeoff After Recovery FinancingReceivableAllowanceForCreditLossWriteoffAfterRecovery	-66000	usd
CY2022Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	38586000	usd
CY2024Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	64043000	usd
CY2022Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	38586000	usd
CY2023	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	18345000	usd
CY2023	us-gaap	Financing Receivable Allowance For Credit Loss Writeoff After Recovery FinancingReceivableAllowanceForCreditLossWriteoffAfterRecovery	6565000	usd
CY2023Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	50366000	usd
CY2021Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	27034000	usd
CY2022	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	11486000	usd
CY2022	us-gaap	Financing Receivable Allowance For Credit Loss Writeoff After Recovery FinancingReceivableAllowanceForCreditLossWriteoffAfterRecovery	-66000	usd
CY2022Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	38586000	usd
CY2024	us-gaap	Concentration Risk Credit Risk ConcentrationRiskCreditRisk	<div style="margin-bottom:8pt;margin-top:8pt"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%">Concentration of Credit Risk.</span><span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"> Financial instruments that potentially subject us to significant concentrations of credit risk consist principally of cash equivalents, short-term investments, foreign currency contracts, and trade accounts receivable. We maintain cash equivalents primarily in highly rated taxable and tax-exempt money market funds located in the U.S. and in various overseas locations. Our short-term investments include a variety of financial instruments, such as corporate debt and municipal securities, U.S. Treasury and Government agency securities. By policy, we limit the amount of credit exposure with any one issue, issuer and type of instrument.</span></div><div style="margin-bottom:8pt;margin-top:8pt"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%">We sell our products worldwide primarily to customers in the global electronics market. We perform on-going credit evaluations of our customers’ financial condition and do not require collateral. We establish reserves for potential credit losses and such losses have been within management’s expectations and have not been material in any year presented.</span></div>
CY2024	us-gaap	Depreciation Depreciation	162900000	usd
CY2023	us-gaap	Depreciation Depreciation	141400000	usd
CY2024	us-gaap	Cost Of Property Repairs And Maintenance CostOfPropertyRepairsAndMaintenance	89400000	usd
CY2023	us-gaap	Cost Of Property Repairs And Maintenance CostOfPropertyRepairsAndMaintenance	74400000	usd
CY2022	us-gaap	Cost Of Property Repairs And Maintenance CostOfPropertyRepairsAndMaintenance	65200000	usd
CY2024	us-gaap	Concentration Risk Credit Risk ConcentrationRiskCreditRisk	<div style="margin-bottom:8pt;margin-top:8pt"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%">Concentration of Credit Risk.</span><span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"> Financial instruments that potentially subject us to significant concentrations of credit risk consist principally of cash equivalents, short-term investments, foreign currency contracts, and trade accounts receivable. We maintain cash equivalents primarily in highly rated taxable and tax-exempt money market funds located in the U.S. and in various overseas locations. Our short-term investments include a variety of financial instruments, such as corporate debt and municipal securities, U.S. Treasury and Government agency securities. By policy, we limit the amount of credit exposure with any one issue, issuer and type of instrument.</span></div><div style="margin-bottom:8pt;margin-top:8pt"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%">We sell our products worldwide primarily to customers in the global electronics market. We perform on-going credit evaluations of our customers’ financial condition and do not require collateral. We establish reserves for potential credit losses and such losses have been within management’s expectations and have not been material in any year presented.</span></div>
CY2024	us-gaap	Depreciation Depreciation	162900000	usd
CY2023	us-gaap	Depreciation Depreciation	141400000	usd
CY2022	us-gaap	Depreciation Depreciation	103900000	usd
CY2024	us-gaap	Cost Of Property Repairs And Maintenance CostOfPropertyRepairsAndMaintenance	89400000	usd
CY2023	us-gaap	Cost Of Property Repairs And Maintenance CostOfPropertyRepairsAndMaintenance	74400000	usd
CY2022	us-gaap	Cost Of Property Repairs And Maintenance CostOfPropertyRepairsAndMaintenance	65200000	usd
	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	2	segment
	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	2	segment
CY2024	us-gaap	Guarantees Indemnifications And Warranties Policies GuaranteesIndemnificationsAndWarrantiesPolicies	<div style="margin-bottom:8pt;margin-top:8pt"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%">Warranties and Indemnities</span></div><div style="margin-bottom:8pt;margin-top:8pt"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%">Warranties.</span><span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"> We generally warrant our products to be free from defects in media and to substantially conform to material specifications for a period of 90 days for our software products and for up to six months for our hardware products. </span></div><span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%">Indemnities. </span>In addition to such warranties, in certain cases, we provide our customers with limited indemnification with respect to claims that their use of our software products infringes on patents, copyrights, trademarks or trade secrets.
CY2024	snps	Standard Software Warranty StandardSoftwareWarranty	P90D
CY2024	us-gaap	Guarantees Indemnifications And Warranties Policies GuaranteesIndemnificationsAndWarrantiesPolicies	<div style="margin-bottom:8pt;margin-top:8pt"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%">Warranties and Indemnities</span></div><div style="margin-bottom:8pt;margin-top:8pt"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%">Warranties.</span><span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"> We generally warrant our products to be free from defects in media and to substantially conform to material specifications for a period of 90 days for our software products and for up to six months for our hardware products. </span></div><span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%">Indemnities. </span>In addition to such warranties, in certain cases, we provide our customers with limited indemnification with respect to claims that their use of our software products infringes on patents, copyrights, trademarks or trade secrets.
CY2024	snps	Standard Software Warranty StandardSoftwareWarranty	P90D
CY2024	us-gaap	Impairment Of Intangible Assets Finitelived ImpairmentOfIntangibleAssetsFinitelived	53500000	usd
CY2024	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	172600000	usd
CY2023Q4	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	375904000	usd
CY2024Q4	us-gaap	Unbilled Contracts Receivable UnbilledContractsReceivable	44166000	usd
CY2023Q4	us-gaap	Unbilled Contracts Receivable UnbilledContractsReceivable	60016000	usd
CY2024Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	1732568000	usd
CY2023Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	1710288000	usd
CY2024	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	1500000000	usd
CY2023	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	1500000000	usd
CY2024Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	8100000000	usd
CY2024Q4	snps	Revenue Remaining Performance Obligation Non Cancellable Amount RevenueRemainingPerformanceObligationNonCancellableAmount	1200000000	usd
CY2024Q4	us-gaap	Revenue Remaining Performance Obligation Percentage RevenueRemainingPerformanceObligationPercentage	0.41
CY2024Q4	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1	P12M
CY2024Q4	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1	P3Y
CY2023Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	8100000000	usd
CY2023Q4	snps	Revenue Remaining Performance Obligation Non Cancellable Amount RevenueRemainingPerformanceObligationNonCancellableAmount	1400000000	usd
CY2024Q4	us-gaap	Capitalized Contract Cost Net CapitalizedContractCostNet	72800000	usd
CY2022	us-gaap	Capitalized Contract Cost Amortization CapitalizedContractCostAmortization	49900000	usd
	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	2	segment
	us-gaap	Number Of Reporting Units NumberOfReportingUnits	2	reporting_unit
CY2023	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	usd
CY2022	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	usd
CY2024	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	usd
CY2024	us-gaap	Impairment Of Intangible Assets Finitelived ImpairmentOfIntangibleAssetsFinitelived	53500000	usd
CY2024	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	172600000	usd
CY2023	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	13800000	usd
CY2022	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	9400000	usd
CY2024Q4	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	757075000	usd
CY2023Q4	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	375904000	usd
CY2024Q4	us-gaap	Unbilled Contracts Receivable UnbilledContractsReceivable	44166000	usd
CY2023Q4	us-gaap	Unbilled Contracts Receivable UnbilledContractsReceivable	60016000	usd
CY2024Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	1732568000	usd
CY2023Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	1710288000	usd
CY2024	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	1500000000	usd
CY2023	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	1500000000	usd
CY2024Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	8100000000	usd
CY2024Q4	snps	Revenue Remaining Performance Obligation Non Cancellable Amount RevenueRemainingPerformanceObligationNonCancellableAmount	1200000000	usd
CY2024Q4	us-gaap	Revenue Remaining Performance Obligation Percentage RevenueRemainingPerformanceObligationPercentage	0.41
CY2024Q4	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1	P12M
CY2023Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	8100000000	usd
CY2023Q4	snps	Revenue Remaining Performance Obligation Non Cancellable Amount RevenueRemainingPerformanceObligationNonCancellableAmount	1400000000	usd
CY2024Q4	us-gaap	Capitalized Contract Cost Net CapitalizedContractCostNet	72800000	usd
CY2023Q4	us-gaap	Capitalized Contract Cost Net CapitalizedContractCostNet	67200000	usd
CY2024	us-gaap	Capitalized Contract Cost Amortization CapitalizedContractCostAmortization	48500000	usd
CY2023	us-gaap	Capitalized Contract Cost Amortization CapitalizedContractCostAmortization	52100000	usd
CY2022	us-gaap	Capitalized Contract Cost Amortization CapitalizedContractCostAmortization	49900000	usd
	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	2	segment
	us-gaap	Number Of Reporting Units NumberOfReportingUnits	2	reporting_unit
CY2023	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	usd
CY2022	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	usd
CY2024	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	usd
CY2022Q4	us-gaap	Goodwill Goodwill	3121071000	usd
CY2023	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	229351000	usd
CY2023	us-gaap	Goodwill Foreign Currency Translation Gain Loss GoodwillForeignCurrencyTranslationGainLoss	-4357000	usd
CY2024Q4	us-gaap	Impairment Of Intangible Assets Finitelived ImpairmentOfIntangibleAssetsFinitelived	53500000	usd
CY2022	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	0	usd
CY2023	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	0	usd
CY2024	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	0	usd
CY2024Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	1407794000	usd
CY2024Q4	snps	Finite Lived Intangible Assets Accumulated Amortization And Impairment FiniteLivedIntangibleAssetsAccumulatedAmortizationAndImpairment	1212630000	usd
CY2024Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	195164000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	1378798000	usd
CY2023Q4	snps	Finite Lived Intangible Assets Accumulated Amortization And Impairment FiniteLivedIntangibleAssetsAccumulatedAmortizationAndImpairment	1139221000	usd
CY2023Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	239577000	usd
CY2024	snps	Amortization Of Intangible Assets And Cost Amortization AmortizationOfIntangibleAssetsAndCostAmortization	124234000	usd
CY2023	snps	Amortization Of Intangible Assets And Cost Amortization AmortizationOfIntangibleAssetsAndCostAmortization	59346000	usd
CY2022	snps	Amortization Of Intangible Assets And Cost Amortization AmortizationOfIntangibleAssetsAndCostAmortization	58983000	usd
CY2024Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	46436000	usd
CY2024Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	36112000	usd
CY2024Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	31165000	usd
CY2024Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	25572000	usd
CY2024Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense After Year Five FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive	32841000	usd
CY2024Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	195164000	usd
CY2022Q4	us-gaap	Goodwill Goodwill	3121071000	usd
CY2023	us-gaap	Goodwill Foreign Currency Translation Gain Loss GoodwillForeignCurrencyTranslationGainLoss	-4357000	usd
CY2023Q4	us-gaap	Goodwill Goodwill	3346065000	usd
CY2024	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	96142000	usd
CY2024	us-gaap	Goodwill Purchase Accounting Adjustments GoodwillPurchaseAccountingAdjustments	170000	usd
CY2024	us-gaap	Goodwill Foreign Currency Translation Gain Loss GoodwillForeignCurrencyTranslationGainLoss	6473000	usd
CY2024Q4	us-gaap	Goodwill Goodwill	3448850000	usd
CY2024Q4	us-gaap	Impairment Of Intangible Assets Finitelived ImpairmentOfIntangibleAssetsFinitelived	53500000	usd
CY2023	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	0	usd
CY2024	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	0	usd
CY2024Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	195164000	usd
CY2023Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	239577000	usd
CY2023	snps	Amortization Of Intangible Assets And Cost Amortization AmortizationOfIntangibleAssetsAndCostAmortization	59346000	usd
CY2022	snps	Amortization Of Intangible Assets And Cost Amortization AmortizationOfIntangibleAssetsAndCostAmortization	58983000	usd
CY2024Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	46436000	usd
CY2024Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	36112000	usd
CY2024Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	25572000	usd
CY2024Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	23038000	usd
CY2024Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense After Year Five FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive	32841000	usd
CY2024Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	195164000	usd
CY2024Q4	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	941312000	usd
CY2023Q4	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	835327000	usd
CY2024Q4	snps	Accounts Receivable Including Unbilled Ar AccountsReceivableIncludingUnbilledAR	985478000	usd
CY2023Q4	snps	Accounts Receivable Including Unbilled Ar AccountsReceivableIncludingUnbilledAR	895343000	usd
CY2024Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	51008000	usd
CY2024Q4	us-gaap	Machinery And Equipment Gross MachineryAndEquipmentGross	1011712000	usd
CY2023Q4	us-gaap	Machinery And Equipment Gross MachineryAndEquipmentGross	973540000	usd
CY2024Q4	us-gaap	Buildings And Improvements Gross BuildingsAndImprovementsGross	103779000	usd
CY2023Q4	us-gaap	Buildings And Improvements Gross BuildingsAndImprovementsGross	135255000	usd
CY2024Q4	us-gaap	Furniture And Fixtures Gross FurnitureAndFixturesGross	87524000	usd
CY2024Q4	us-gaap	Land Land	18219000	usd
CY2023Q4	us-gaap	Land Land	21598000	usd
CY2024Q4	us-gaap	Leasehold Improvements Gross LeaseholdImprovementsGross	271753000	usd
CY2024Q4	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	941312000	usd
CY2024Q4	us-gaap	Unbilled Receivables Current UnbilledReceivablesCurrent	44166000	usd
CY2023Q4	us-gaap	Unbilled Receivables Current UnbilledReceivablesCurrent	60016000	usd
CY2024Q4	snps	Accounts Receivable Including Unbilled Ar AccountsReceivableIncludingUnbilledAR	985478000	usd
CY2023Q4	snps	Accounts Receivable Including Unbilled Ar AccountsReceivableIncludingUnbilledAR	895343000	usd
CY2024Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	51008000	usd
CY2023Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	38683000	usd
CY2024Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	934470000	usd
CY2023Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	856660000	usd
CY2024Q4	us-gaap	Machinery And Equipment Gross MachineryAndEquipmentGross	1011712000	usd
CY2023Q4	us-gaap	Machinery And Equipment Gross MachineryAndEquipmentGross	973540000	usd
CY2024Q4	us-gaap	Buildings And Improvements Gross BuildingsAndImprovementsGross	103779000	usd
CY2024Q4	us-gaap	Furniture And Fixtures Gross FurnitureAndFixturesGross	87524000	usd
CY2023Q4	us-gaap	Furniture And Fixtures Gross FurnitureAndFixturesGross	83649000	usd
CY2024Q4	us-gaap	Land Land	18219000	usd
CY2023Q4	us-gaap	Land Land	21598000	usd
CY2024Q4	us-gaap	Leasehold Improvements Gross LeaseholdImprovementsGross	271753000	usd
CY2023Q4	us-gaap	Leasehold Improvements Gross LeaseholdImprovementsGross	259241000	usd
CY2024Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	1492987000	usd
CY2023Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	1473283000	usd
CY2024Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	929981000	usd
CY2023Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	923446000	usd
CY2024Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	563006000	usd
CY2023Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	549837000	usd
CY2024Q4	us-gaap	Deferred Compensation Plan Assets DeferredCompensationPlanAssets	386757000	usd
CY2023Q4	us-gaap	Deferred Compensation Plan Assets DeferredCompensationPlanAssets	297180000	usd
CY2024Q4	snps	Capitalized Commission Noncurrent CapitalizedCommissionNoncurrent	72801000	usd
CY2023Q4	snps	Capitalized Commission Noncurrent CapitalizedCommissionNoncurrent	67240000	usd
CY2024Q4	us-gaap	Other Assets Miscellaneous Noncurrent OtherAssetsMiscellaneousNoncurrent	124142000	usd
CY2023Q4	us-gaap	Other Assets Miscellaneous Noncurrent OtherAssetsMiscellaneousNoncurrent	80400000	usd
CY2024Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	583700000	usd
CY2023Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	444820000	usd
CY2024Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	624823000	usd
CY2023Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	531848000	usd
CY2023Q4	us-gaap	Accrued Income Taxes Current AccruedIncomeTaxesCurrent	226762000	usd
CY2024Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	184321000	usd
CY2023Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	146696000	usd
CY2024Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	207333000	usd
CY2023Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	154608000	usd
CY2024Q4	us-gaap	Accounts Payable And Accrued Liabilities Current AccountsPayableAndAccruedLiabilitiesCurrent	1163592000	usd
CY2023Q4	us-gaap	Accounts Payable And Accrued Liabilities Current AccountsPayableAndAccruedLiabilitiesCurrent	1059914000	usd
CY2024Q4	us-gaap	Deferred Compensation Liability Classified Noncurrent DeferredCompensationLiabilityClassifiedNoncurrent	386757000	usd
CY2024Q4	us-gaap	Other Sundry Liabilities Noncurrent OtherSundryLiabilitiesNoncurrent	82981000	usd
CY2023Q4	us-gaap	Other Sundry Liabilities Noncurrent OtherSundryLiabilitiesNoncurrent	84351000	usd
CY2024Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	469738000	usd
CY2023Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	381531000	usd
CY2024Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	153496000	usd
CY2024Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	523000	usd
CY2024Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	128000	usd
CY2024Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	1492987000	usd
CY2023Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	1473283000	usd
CY2024Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	929981000	usd
CY2023Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	923446000	usd
CY2024Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	563006000	usd
CY2023Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	549837000	usd
CY2023Q4	us-gaap	Deferred Compensation Plan Assets DeferredCompensationPlanAssets	297180000	usd
CY2024Q4	snps	Capitalized Commission Noncurrent CapitalizedCommissionNoncurrent	72801000	usd
CY2023Q4	snps	Capitalized Commission Noncurrent CapitalizedCommissionNoncurrent	67240000	usd
CY2024Q4	us-gaap	Other Assets Miscellaneous Noncurrent OtherAssetsMiscellaneousNoncurrent	124142000	usd
CY2023Q4	us-gaap	Other Assets Miscellaneous Noncurrent OtherAssetsMiscellaneousNoncurrent	80400000	usd
CY2024Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	583700000	usd
CY2023Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	444820000	usd
CY2024Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	624823000	usd
CY2023Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	531848000	usd
CY2024Q4	us-gaap	Accrued Income Taxes Current AccruedIncomeTaxesCurrent	147115000	usd
CY2023Q4	us-gaap	Accrued Income Taxes Current AccruedIncomeTaxesCurrent	226762000	usd
CY2024Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	184321000	usd
CY2023Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	146696000	usd
CY2024Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	207333000	usd
CY2023Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	154608000	usd
CY2024Q4	us-gaap	Deferred Compensation Liability Classified Noncurrent DeferredCompensationLiabilityClassifiedNoncurrent	386757000	usd
CY2023Q4	us-gaap	Deferred Compensation Liability Classified Noncurrent DeferredCompensationLiabilityClassifiedNoncurrent	297180000	usd
CY2024Q4	us-gaap	Other Sundry Liabilities Noncurrent OtherSundryLiabilitiesNoncurrent	82981000	usd
CY2023Q4	us-gaap	Other Sundry Liabilities Noncurrent OtherSundryLiabilitiesNoncurrent	84351000	usd
CY2024Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	153496000	usd
CY2024Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	523000	usd
CY2024Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	128000	usd
CY2024Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	22000	usd
CY2024Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	153869000	usd
CY2024Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	57022000	usd
CY2024Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	57156000	usd
CY2024Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	92217000	usd
CY2024Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	92449000	usd
CY2024Q4	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	2518000	usd
CY2024Q4	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	2531000	usd
CY2024Q4	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost	1739000	usd
CY2024Q4	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue	1733000	usd
CY2024Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	153496000	usd
CY2024Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	153869000	usd
CY2023Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	152725000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	609000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	511000	usd
CY2023Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	151639000	usd
CY2024Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	22000	usd
CY2024Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	153869000	usd
CY2024Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	57022000	usd
CY2024Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	57156000	usd
CY2024Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	92217000	usd
CY2024Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	92449000	usd
CY2024Q4	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	2518000	usd
CY2024Q4	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	2531000	usd
CY2024Q4	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue	1733000	usd
CY2024Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	153496000	usd
CY2024Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	153869000	usd
CY2023Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	152725000	usd
CY2023Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	34000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	609000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	511000	usd
CY2023Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	151639000	usd
CY2024Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	3896532000	usd
CY2023Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	1433966000	usd
CY2024Q4	us-gaap	Restricted Cash Current RestrictedCashCurrent	1529000	usd
CY2023Q4	us-gaap	Restricted Cash Current RestrictedCashCurrent	1549000	usd
CY2024Q4	us-gaap	Restricted Cash Noncurrent RestrictedCashNoncurrent	668000	usd
CY2023Q4	us-gaap	Restricted Cash Noncurrent RestrictedCashNoncurrent	725000	usd
CY2024Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	3898729000	usd
CY2023Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	1436240000	usd
CY2023Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	1441187000	usd
CY2023Q4	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	55100000	usd
CY2022	us-gaap	Equity Securities Without Readily Determinable Fair Value Impairment Loss Annual Amount EquitySecuritiesWithoutReadilyDeterminableFairValueImpairmentLossAnnualAmount	0	usd
CY2023	us-gaap	Equity Securities Without Readily Determinable Fair Value Impairment Loss Annual Amount EquitySecuritiesWithoutReadilyDeterminableFairValueImpairmentLossAnnualAmount	0	usd
CY2024	snps	Derivative Maximum Shipment Period For Entry Into Foreign Currency Forward Contract DerivativeMaximumShipmentPeriodForEntryIntoForeignCurrencyForwardContract	P1M
CY2024	snps	Derivative Instruments Gain Loss Related To Discontinuing Of Cash Flow Hedge DerivativeInstrumentsGainLossRelatedToDiscontinuingOfCashFlowHedge	0	usd
CY2024Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	3896532000	usd
CY2023Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	1433966000	usd
CY2023Q4	us-gaap	Restricted Cash Current RestrictedCashCurrent	1549000	usd
CY2024Q4	us-gaap	Restricted Cash Noncurrent RestrictedCashNoncurrent	668000	usd
CY2023Q4	us-gaap	Restricted Cash Noncurrent RestrictedCashNoncurrent	725000	usd
CY2023Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	1436240000	usd
CY2024Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Disposal Group Including Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsDisposalGroupIncludingDiscontinuedOperations	0	usd
CY2023Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Disposal Group Including Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsDisposalGroupIncludingDiscontinuedOperations	4947000	usd
CY2024Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	3898729000	usd
CY2023Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	1441187000	usd
CY2023Q4	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	55100000	usd
CY2024	us-gaap	Equity Securities Without Readily Determinable Fair Value Impairment Loss Annual Amount EquitySecuritiesWithoutReadilyDeterminableFairValueImpairmentLossAnnualAmount	0	usd
CY2022	us-gaap	Equity Securities Without Readily Determinable Fair Value Impairment Loss Annual Amount EquitySecuritiesWithoutReadilyDeterminableFairValueImpairmentLossAnnualAmount	0	usd
CY2023	us-gaap	Equity Securities Without Readily Determinable Fair Value Impairment Loss Annual Amount EquitySecuritiesWithoutReadilyDeterminableFairValueImpairmentLossAnnualAmount	0	usd
CY2024	snps	Derivative Maximum Shipment Period For Entry Into Foreign Currency Forward Contract DerivativeMaximumShipmentPeriodForEntryIntoForeignCurrencyForwardContract	P1M
CY2024	snps	Derivative Instruments Gain Loss Related To Discontinuing Of Cash Flow Hedge DerivativeInstrumentsGainLossRelatedToDiscontinuingOfCashFlowHedge	0	usd
CY2022	snps	Derivative Instruments Gain Loss Related To Discontinuing Of Cash Flow Hedge DerivativeInstrumentsGainLossRelatedToDiscontinuingOfCashFlowHedge	0	usd
CY2023	snps	Derivative Instruments Gain Loss Related To Discontinuing Of Cash Flow Hedge DerivativeInstrumentsGainLossRelatedToDiscontinuingOfCashFlowHedge	0	usd
CY2024	us-gaap	Gain Loss On Foreign Currency Derivative Instruments Not Designated As Hedging Instruments GainLossOnForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstruments	-307000	usd
CY2023	us-gaap	Gain Loss On Foreign Currency Derivative Instruments Not Designated As Hedging Instruments GainLossOnForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstruments	-5899000	usd
CY2022	us-gaap	Gain Loss On Foreign Currency Derivative Instruments Not Designated As Hedging Instruments GainLossOnForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstruments	-15851000	usd
CY2024Q4	us-gaap	Derivative Notional Amount DerivativeNotionalAmount	1686341000	usd
CY2023Q4	us-gaap	Derivative Notional Amount DerivativeNotionalAmount	1666758000	usd
CY2024Q4	us-gaap	Derivative Fair Value Of Derivative Net DerivativeFairValueOfDerivativeNet	1819000	usd
CY2024Q4	us-gaap	Derivative Notional Amount DerivativeNotionalAmount	1686341000	usd
CY2023Q4	us-gaap	Derivative Notional Amount DerivativeNotionalAmount	1666758000	usd
CY2024Q4	us-gaap	Derivative Fair Value Of Derivative Net DerivativeFairValueOfDerivativeNet	1819000	usd
CY2023Q4	us-gaap	Derivative Fair Value Of Derivative Net DerivativeFairValueOfDerivativeNet	-2308000	usd
CY2024Q4	us-gaap	Lessee Operating Lease Renewal Term LesseeOperatingLeaseRenewalTerm	P10Y
CY2022	us-gaap	Operating Lease Cost OperatingLeaseCost	85631000	usd
CY2024	us-gaap	Variable Lease Cost VariableLeaseCost	23835000	usd
CY2023	us-gaap	Variable Lease Cost VariableLeaseCost	20395000	usd
CY2022	us-gaap	Variable Lease Cost VariableLeaseCost	11379000	usd
CY2024	us-gaap	Lease Cost LeaseCost	116057000	usd
CY2022	us-gaap	Operating Lease Payments OperatingLeasePayments	83858000	usd
CY2024Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P7Y7M2D
CY2023Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P8Y5M8D
CY2024Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0286
CY2023Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.025
CY2024Q4	us-gaap	Lessee Operating Lease Renewal Term LesseeOperatingLeaseRenewalTerm	P10Y
CY2024	us-gaap	Operating Lease Cost OperatingLeaseCost	92222000	usd
CY2023	us-gaap	Operating Lease Cost OperatingLeaseCost	90680000	usd
CY2022	us-gaap	Operating Lease Cost OperatingLeaseCost	85631000	usd
CY2024	us-gaap	Variable Lease Cost VariableLeaseCost	23835000	usd
CY2023	us-gaap	Variable Lease Cost VariableLeaseCost	20395000	usd
CY2022	us-gaap	Variable Lease Cost VariableLeaseCost	11379000	usd
CY2024	us-gaap	Lease Cost LeaseCost	116057000	usd
CY2023	us-gaap	Lease Cost LeaseCost	111075000	usd
CY2022	us-gaap	Lease Cost LeaseCost	97010000	usd
CY2024	us-gaap	Operating Lease Payments OperatingLeasePayments	99905000	usd
CY2023	us-gaap	Operating Lease Payments OperatingLeasePayments	88983000	usd
CY2024	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	100480000	usd
CY2023	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	101390000	usd
CY2022	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	168095000	usd
CY2024Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P7Y7M2D
CY2023Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P8Y5M8D
CY2024Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0286
CY2023Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.025
CY2024Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	111332000	usd
CY2024Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	112130000	usd
CY2024Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	109380000	usd
CY2024Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	86579000	usd
CY2024Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	233161000	usd
CY2024Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	746587000	usd
CY2024Q4	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	77731000	usd
CY2024Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	668856000	usd
CY2024Q4	us-gaap	Lessor Operating Lease Payments To Be Received Next Twelve Months LessorOperatingLeasePaymentsToBeReceivedNextTwelveMonths	24479000	usd
CY2024Q4	us-gaap	Lessor Operating Lease Payments To Be Received Two Years LessorOperatingLeasePaymentsToBeReceivedTwoYears	25333000	usd
CY2024Q4	us-gaap	Lessor Operating Lease Payments To Be Received Three Years LessorOperatingLeasePaymentsToBeReceivedThreeYears	26452000	usd
CY2024Q4	us-gaap	Lessor Operating Lease Payments To Be Received Four Years LessorOperatingLeasePaymentsToBeReceivedFourYears	27245000	usd
CY2024Q4	us-gaap	Lessor Operating Lease Payments To Be Received Five Years LessorOperatingLeasePaymentsToBeReceivedFiveYears	28063000	usd
CY2024Q4	us-gaap	Lessor Operating Lease Payments To Be Received Thereafter LessorOperatingLeasePaymentsToBeReceivedThereafter	28429000	usd
CY2024Q4	us-gaap	Lessor Operating Lease Payments To Be Received LessorOperatingLeasePaymentsToBeReceived	160001000	usd
CY2024Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-180380000	usd
CY2023Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-196414000	usd
CY2024Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	111332000	usd
CY2024Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	112130000	usd
CY2024Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	109380000	usd
CY2024Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	94005000	usd
CY2024Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	86579000	usd
CY2024Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	233161000	usd
CY2024Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	746587000	usd
CY2024Q4	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	77731000	usd
CY2024Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	668856000	usd
CY2024Q4	us-gaap	Lessor Operating Lease Payments To Be Received Next Twelve Months LessorOperatingLeasePaymentsToBeReceivedNextTwelveMonths	24479000	usd
CY2024Q4	us-gaap	Lessor Operating Lease Payments To Be Received Two Years LessorOperatingLeasePaymentsToBeReceivedTwoYears	25333000	usd
CY2024Q4	us-gaap	Lessor Operating Lease Payments To Be Received Three Years LessorOperatingLeasePaymentsToBeReceivedThreeYears	26452000	usd
CY2024Q4	us-gaap	Lessor Operating Lease Payments To Be Received Five Years LessorOperatingLeasePaymentsToBeReceivedFiveYears	28063000	usd
CY2024Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-180380000	usd
CY2023Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-196414000	usd
CY2022Q4	srt	Stock Repurchase Program Authorized Amount1 StockRepurchaseProgramAuthorizedAmount1	1500000000	usd
CY2024	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	608.91
CY2022	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	1135000000	usd
CY2022	us-gaap	Stock Issued During Period Shares Treasury Stock Reissued StockIssuedDuringPeriodSharesTreasuryStockReissued	2922000	shares
CY2024	snps	Employee Stock Purchase Plan Espp Weighted Average Purchase Priceof Shares Purchased EmployeeStockPurchasePlanESPPWeightedAveragePurchasePriceofSharesPurchased	315.24
CY2023	snps	Employee Stock Purchase Plan Espp Weighted Average Purchase Priceof Shares Purchased EmployeeStockPurchasePlanESPPWeightedAveragePurchasePriceofSharesPurchased	266.82
CY2022	snps	Employee Stock Purchase Plan Espp Weighted Average Purchase Priceof Shares Purchased EmployeeStockPurchasePlanESPPWeightedAveragePurchasePriceofSharesPurchased	195.48
CY2024Q4	snps	Share Of Common Stock Reserved For Future Issuance Under Espp ShareOfCommonStockReservedForFutureIssuanceUnderEspp	12900000	shares
CY2024Q4	us-gaap	Sale Of Stock Price Per Share SaleOfStockPricePerShare	518.40
CY2024	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	185663000	usd
CY2023	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	241385000	usd
CY2022	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	273524000	usd
CY2024	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	141.83
CY2022Q4	srt	Stock Repurchase Program Authorized Amount1 StockRepurchaseProgramAuthorizedAmount1	1500000000	usd
CY2024Q4	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	194300000	usd
CY2024	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	74000	shares
CY2023	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	2992000	shares
CY2022	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	3609000	shares
CY2024	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	608.91
CY2023	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	387.92
CY2022	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	314.51
CY2024	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	45000000	usd
CY2023	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	1160724000	usd
CY2022	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	1135000000	usd
CY2024	us-gaap	Stock Issued During Period Shares Treasury Stock Reissued StockIssuedDuringPeriodSharesTreasuryStockReissued	2133000	shares
CY2023	us-gaap	Stock Issued During Period Shares Treasury Stock Reissued StockIssuedDuringPeriodSharesTreasuryStockReissued	2670000	shares
CY2022	us-gaap	Stock Issued During Period Shares Treasury Stock Reissued StockIssuedDuringPeriodSharesTreasuryStockReissued	2922000	shares
CY2024	snps	Threshold For Granted Rights For Fair Value Of Employees Stock Purchases Under Employee Stock Purchase Plan ThresholdForGrantedRightsForFairValueOfEmployeesStockPurchasesUnderEmployeeStockPurchasePlan	0.85
CY2024	snps	Sharebased Compensation Employee Stock Purchase Plan Offering Period SharebasedCompensationEmployeeStockPurchasePlanOfferingPeriod	P2Y
CY2022Q2	snps	Annual Increase In Shares Under Espp AnnualIncreaseInSharesUnderEspp	2000000	shares
CY2024	us-gaap	Stock Issued During Period Shares Employee Stock Purchase Plans StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans	500000	shares
CY2023	us-gaap	Stock Issued During Period Shares Employee Stock Purchase Plans StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans	600000	shares
CY2022	us-gaap	Stock Issued During Period Shares Employee Stock Purchase Plans StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans	700000	shares
CY2024	snps	Employee Stock Purchase Plan Espp Weighted Average Purchase Priceof Shares Purchased EmployeeStockPurchasePlanESPPWeightedAveragePurchasePriceofSharesPurchased	315.24
CY2023	snps	Employee Stock Purchase Plan Espp Weighted Average Purchase Priceof Shares Purchased EmployeeStockPurchasePlanESPPWeightedAveragePurchasePriceofSharesPurchased	266.82
CY2022	snps	Employee Stock Purchase Plan Espp Weighted Average Purchase Priceof Shares Purchased EmployeeStockPurchasePlanESPPWeightedAveragePurchasePriceofSharesPurchased	195.48
CY2024Q4	snps	Share Of Common Stock Reserved For Future Issuance Under Espp ShareOfCommonStockReservedForFutureIssuanceUnderEspp	12900000	shares
CY2024Q4	us-gaap	Sale Of Stock Price Per Share SaleOfStockPricePerShare	518.40
CY2024	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	185663000	usd
CY2023	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	241385000	usd
CY2024	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	141.83
CY2023	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	109.83
CY2022	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	86.24
CY2023	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	109.83
CY2024	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	692316000	usd
CY2023	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	563292000	usd
CY2022	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	459029000	usd
CY2023	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	90915000	usd
CY2022	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	74271000	usd
CY2024	us-gaap	Allocated Share Based Compensation Expense Net Of Tax AllocatedShareBasedCompensationExpenseNetOfTax	577045000	usd
CY2024	snps	Deferred Percentage Of Variable Cash Compensation DeferredPercentageOfVariableCashCompensation	1
CY2024	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	692316000	usd
CY2023	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	563292000	usd
CY2022	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	459029000	usd
CY2024	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	115271000	usd
CY2023	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	90915000	usd
CY2022	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	74271000	usd
CY2024	us-gaap	Allocated Share Based Compensation Expense Net Of Tax AllocatedShareBasedCompensationExpenseNetOfTax	577045000	usd
CY2023	us-gaap	Allocated Share Based Compensation Expense Net Of Tax AllocatedShareBasedCompensationExpenseNetOfTax	472377000	usd
CY2022	us-gaap	Allocated Share Based Compensation Expense Net Of Tax AllocatedShareBasedCompensationExpenseNetOfTax	384758000	usd
CY2024	snps	Deferred Percentage Of Annual Cash Base Compensation DeferredPercentageOfAnnualCashBaseCompensation	0.50
CY2024	snps	Deferred Percentage Of Variable Cash Compensation DeferredPercentageOfVariableCashCompensation	1
CY2024Q4	us-gaap	Deferred Compensation Plan Assets DeferredCompensationPlanAssets	386757000	usd
CY2023Q4	us-gaap	Deferred Compensation Plan Assets DeferredCompensationPlanAssets	297180000	usd
CY2024Q4	us-gaap	Deferred Compensation Liability Current And Noncurrent DeferredCompensationLiabilityCurrentAndNoncurrent	386757000	usd
CY2023Q4	us-gaap	Deferred Compensation Liability Current And Noncurrent DeferredCompensationLiabilityCurrentAndNoncurrent	297180000	usd
CY2024	us-gaap	Deferred Compensation Arrangement With Individual Compensation Expense DeferredCompensationArrangementWithIndividualCompensationExpense	85446000	usd
CY2023	us-gaap	Deferred Compensation Arrangement With Individual Compensation Expense DeferredCompensationArrangementWithIndividualCompensationExpense	20196000	usd
CY2022	us-gaap	Deferred Compensation Arrangement With Individual Compensation Expense DeferredCompensationArrangementWithIndividualCompensationExpense	-67516000	usd
CY2024	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	85446000	usd
CY2023	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	20196000	usd
CY2022	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	-67516000	usd
CY2024	snps	Net Increase Decrease To Net Income NetIncreaseDecreaseToNetIncome	0	usd
CY2023	snps	Net Increase Decrease To Net Income NetIncreaseDecreaseToNetIncome	0	usd
CY2024	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	1441710000	usd
CY2023	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	1227045000	usd
CY2022	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	970225000	usd
CY2024	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	821670000	usd
CY2023	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	2843000	usd
CY2022	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	14369000	usd
CY2024	us-gaap	Net Income Loss NetIncomeLoss	2263380000	usd
CY2023	us-gaap	Net Income Loss NetIncomeLoss	1229888000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	984594000	usd
CY2024	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	153138000	shares
CY2023	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	152146000	shares
CY2022	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	153002000	shares
CY2024	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	2806000	shares
CY2022	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	3483000	shares
CY2024	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	155944000	shares
CY2023	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	155195000	shares
CY2022	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	156485000	shares
CY2024	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	9.41
CY2023	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	8.06
CY2022	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	6.34
CY2022	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0.10
CY2024	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	14.78
CY2023	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	8.08
CY2022	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	6.44
CY2024	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	9.25
CY2023	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	7.91
CY2022	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	6.20
CY2024Q4	us-gaap	Deferred Compensation Plan Assets DeferredCompensationPlanAssets	386757000	usd
CY2024	snps	Net Increase Decrease To Net Income NetIncreaseDecreaseToNetIncome	0	usd
CY2022	snps	Net Increase Decrease To Net Income NetIncreaseDecreaseToNetIncome	0	usd
CY2024	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	1441710000	usd
CY2023	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	1227045000	usd
CY2024	us-gaap	Net Income Loss NetIncomeLoss	2263380000	usd
CY2023	us-gaap	Net Income Loss NetIncomeLoss	1229888000	usd
CY2024	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	2806000	shares
CY2023	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	3049000	shares
CY2022	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	3483000	shares
CY2022	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	156485000	shares
CY2024	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	9.41
CY2023	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	8.06
CY2022	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	6.34
CY2024	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	5.37
CY2023	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0.02
CY2022	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0.10
CY2023	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	8.08
CY2022	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0.09
CY2024	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	14.51
CY2023	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	7.92
CY2022	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	6.29
CY2024	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	229000	shares
CY2023	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	475000	shares
CY2022	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	281000	shares
CY2024	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	1333132000	usd
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	1144410000	usd
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	1028829000	usd
CY2024	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	180726000	usd
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	161060000	usd
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	74623000	usd
CY2024	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	1513858000	usd
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	1305470000	usd
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	1103452000	usd
CY2023	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	252186000	usd
CY2022	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	109030000	usd
CY2024	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	5.26
CY2023	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0.01
CY2022	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0.09
CY2024	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	14.51
CY2023	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	7.92
CY2022	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	6.29
CY2024	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	229000	shares
CY2022	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	281000	shares
CY2024	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	1333132000	usd
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	1144410000	usd
CY2024	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	180726000	usd
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	161060000	usd
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	74623000	usd
CY2024	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	1513858000	usd
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	1305470000	usd
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	1103452000	usd
CY2024	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	345859000	usd
CY2023	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	252186000	usd
CY2022	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	109030000	usd
CY2023	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	23042000	usd
CY2022	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	23593000	usd
CY2024	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	110021000	usd
CY2023	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	22869000	usd
CY2022	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	43076000	usd
CY2023	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	298097000	usd
CY2022	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	175699000	usd
CY2024	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-312677000	usd
CY2023	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-191249000	usd
CY2022	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-38901000	usd
CY2024	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-39164000	usd
CY2023	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-16441000	usd
CY2022	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	3654000	usd
CY2023	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-207909000	usd
CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	90188000	usd
CY2024	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	19808000	usd
CY2023	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	23042000	usd
CY2022	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	23593000	usd
CY2022	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	43076000	usd
CY2024	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	475688000	usd
CY2023	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	298097000	usd
CY2022	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	175699000	usd
CY2024	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-312677000	usd
CY2023	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-191249000	usd
CY2022	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-38901000	usd
CY2024	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-39164000	usd
CY2023	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-219000	usd
CY2022	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-1067000	usd
CY2024	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-24129000	usd
CY2023	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-16441000	usd
CY2022	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	3654000	usd
CY2024	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-375970000	usd
CY2023	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-207909000	usd
CY2022	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-36314000	usd
CY2024	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	99718000	usd
CY2024	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	317912000	usd
CY2023	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	274149000	usd
CY2022	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	231723000	usd
CY2024	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	48393000	usd
CY2023	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	438000	usd
CY2022	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	-2870000	usd
CY2024	us-gaap	Income Tax Reconciliation Tax Credits IncomeTaxReconciliationTaxCredits	70119000	usd
CY2023	us-gaap	Income Tax Reconciliation Tax Credits IncomeTaxReconciliationTaxCredits	60500000	usd
CY2022	us-gaap	Income Tax Reconciliation Tax Credits IncomeTaxReconciliationTaxCredits	55708000	usd
CY2024	us-gaap	Effective Income Tax Rate Reconciliation Fdii Amount EffectiveIncomeTaxRateReconciliationFdiiAmount	104835000	usd
CY2023	us-gaap	Effective Income Tax Rate Reconciliation Fdii Amount EffectiveIncomeTaxRateReconciliationFdiiAmount	80034000	usd
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Fdii Amount EffectiveIncomeTaxRateReconciliationFdiiAmount	38816000	usd
CY2024	us-gaap	Income Tax Reconciliation Tax Settlements IncomeTaxReconciliationTaxSettlements	0	usd
CY2023	us-gaap	Income Tax Reconciliation Tax Settlements IncomeTaxReconciliationTaxSettlements	-23752000	usd
CY2022	us-gaap	Income Tax Reconciliation Tax Settlements IncomeTaxReconciliationTaxSettlements	0	usd
CY2024	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	-43419000	usd
CY2023	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	-39995000	usd
CY2022	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	-50469000	usd
CY2022	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	19794000	usd
CY2024	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	5841000	usd
CY2023	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	7822000	usd
CY2022	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	139385000	usd
CY2024	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	48393000	usd
CY2023	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	438000	usd
CY2024	us-gaap	Income Tax Reconciliation Tax Credits IncomeTaxReconciliationTaxCredits	70119000	usd
CY2023	us-gaap	Income Tax Reconciliation Tax Credits IncomeTaxReconciliationTaxCredits	60500000	usd
CY2022	us-gaap	Income Tax Reconciliation Tax Credits IncomeTaxReconciliationTaxCredits	55708000	usd
CY2024	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	3316000	usd
CY2023	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	-17571000	usd
CY2022	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	23709000	usd
CY2024	us-gaap	Effective Income Tax Rate Reconciliation Fdii Amount EffectiveIncomeTaxRateReconciliationFdiiAmount	104835000	usd
CY2023	us-gaap	Effective Income Tax Rate Reconciliation Fdii Amount EffectiveIncomeTaxRateReconciliationFdiiAmount	80034000	usd
CY2024	us-gaap	Income Tax Reconciliation Tax Settlements IncomeTaxReconciliationTaxSettlements	0	usd
CY2023	us-gaap	Income Tax Reconciliation Tax Settlements IncomeTaxReconciliationTaxSettlements	-23752000	usd
CY2023	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	-39995000	usd
CY2022	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	-50469000	usd
CY2024	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	-57371000	usd
CY2023	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	29631000	usd
CY2022	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	19794000	usd
CY2024	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	5841000	usd
CY2023	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	7822000	usd
CY2022	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	12022000	usd
CY2024	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	99718000	usd
CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	90188000	usd
CY2022	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	139385000	usd
CY2024Q4	us-gaap	Deferred Tax Assets Deferred Income DeferredTaxAssetsDeferredIncome	37849000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Deferred Income DeferredTaxAssetsDeferredIncome	37641000	usd
CY2024Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits	73869000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits	69824000	usd
CY2024Q4	snps	Deferred Tax Assets Capitalized Costs DeferredTaxAssetsCapitalizedCosts	65489000	usd
CY2023Q4	snps	Deferred Tax Assets Capitalized Costs DeferredTaxAssetsCapitalizedCosts	94299000	usd
CY2024Q4	snps	Deferred Tax Assets Capitalized Research And Development Costs DeferredTaxAssetsCapitalizedResearchAndDevelopmentCosts	978085000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	64326000	usd
CY2024Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	37787000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	36804000	usd
CY2024Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Foreign DeferredTaxAssetsTaxCreditCarryforwardsForeign	42534000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Foreign DeferredTaxAssetsTaxCreditCarryforwardsForeign	41584000	usd
CY2024Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Research DeferredTaxAssetsTaxCreditCarryforwardsResearch	107643000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Research DeferredTaxAssetsTaxCreditCarryforwardsResearch	178416000	usd
CY2023Q4	snps	Deferred Tax Assets Leasing Arrangements DeferredTaxAssetsLeasingArrangements	118679000	usd
CY2024Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Reserves DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsReserves	49935000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Reserves DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsReserves	27636000	usd
CY2024Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	1576360000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	1260826000	usd
CY2024Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	170672000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	221713000	usd
CY2024Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	1405688000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	1039113000	usd
CY2024Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets	80034000	usd
CY2023Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets	98305000	usd
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CY2022	us-gaap	Interest Income Other InterestIncomeOther	8545000	usd
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CY2023	us-gaap	Interest Expense Nonoperating InterestExpenseNonoperating	1178000	usd
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CY2024	snps	Gain Loss On Assets Related To Deferred Compensation Plan GainLossOnAssetsRelatedToDeferredCompensationPlan	85446000	usd
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CY2023	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-21932000	usd
CY2022	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	10713000	usd
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CY2024	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	6294000	usd
CY2024	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-20526000	usd
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CY2024	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	158147000	usd
CY2023	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	32231000	usd
CY2022	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-45262000	usd
	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	2	segment
CY2024	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	6127436000	usd
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CY2024	us-gaap	Operating Income Loss OperatingIncomeLoss	1355711000	usd
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CY2024Q4	us-gaap	Noncurrent Assets NoncurrentAssets	563006000	usd
CY2023Q4	us-gaap	Noncurrent Assets NoncurrentAssets	549837000	usd
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CY2024	dei	Auditor Name AuditorName	KPMG LLP
CY2024	dei	Auditor Location AuditorLocation	Santa Clara, CA
CY2024	dei	Auditor Firm AuditorFirmId	185
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CY2024Q4	us-gaap	Noncurrent Assets NoncurrentAssets	563006000	usd
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CY2024	dei	Auditor Firm AuditorFirmId	185
CY2024	ecd	Insider Trd Policies Proc Adopted Flag InsiderTrdPoliciesProcAdoptedFlag	true

Files In Submission

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2024 Q4 Form 10-K Financial Statement

#000088324124000024 Filed on December 19, 2024

Income Statement

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Facts In Submission

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$SNPS SYNOPSYS INC Stock $snps

2024 Q4 Form 10-K Financial Statement

#000088324124000024 Filed on December 19, 2024

Income Statement

Balance Sheet

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Facts In Submission

Files In Submission

$SNPS
SYNOPSYS INC Stock $snps