$KLAC
KLA CORP Stock $klac

$klac Overview Financials Valuation SEC Filings Company Website

2023 Q1 Form 10-Q Financial Statement

#000031920123000010 Filed on January 27, 2023

Income Statement

Concept	2023 Q1	2022 Q4
Revenue	$2.433B	$2.984B
YoY Change	6.29%	26.83%
Cost Of Revenue	$1.005B	$1.209B
YoY Change	12.7%	33.1%
Gross Profit	$1.427B	$1.775B
YoY Change	2.2%	22.89%
Gross Profit Margin	58.67%	59.49%
Selling, General & Admin	$238.4M	$243.1M
YoY Change	10.12%	13.87%
% of Gross Profit	16.7%	13.69%
Research & Development	$328.3M	$332.8M
YoY Change	15.11%	25.58%
% of Gross Profit	23.0%	18.75%
Depreciation & Amortization	$104.9M	$103.5M
YoY Change	13.81%	21.0%
% of Gross Profit	7.35%	5.83%
Operating Expenses	$566.7M	$575.9M
YoY Change	12.95%	20.36%
Operating Profit	$860.6M	$1.199B
YoY Change	-3.83%	24.14%
Interest Expense	$74.77M	$74.28M
YoY Change	87.04%	96.24%
% of Operating Profit	8.69%	6.19%
Other Income/Expense, Net	$14.86M	$18.07M
YoY Change	-271.96%	-1604.91%
Pretax Income	$800.7M	$1.143B
YoY Change	-5.39%	23.31%
Income Tax	$102.8M	$164.2M
% Of Pretax Income	12.84%	14.36%
Net Earnings	$697.8M	$978.8M
YoY Change	-4.48%	36.43%
Net Earnings / Revenue	28.69%	32.8%
Basic Earnings Per Share	$5.06	$6.93
Diluted Earnings Per Share	$5.03	$6.89
COMMON SHARES
Basic Shares Outstanding	138.5M shares	141.7M shares
Diluted Shares Outstanding	138.6M shares	142.0M shares

Balance Sheet

Concept	2023 Q1	2022 Q4
SHORT-TERM ASSETS
Cash & Short-Term Investments	$2.890B	$2.866B
YoY Change	12.12%	1.99%
Cash & Equivalents	$1.569B	$1.571B
Short-Term Investments	$1.322B	$1.295B
Other Short-Term Assets	$438.7M	$447.9M
YoY Change	8.69%	34.42%
Inventory	$2.750B	$2.535B
Prepaid Expenses	$113.2M	$130.6M
Receivables	$1.940B	$2.283B
Other Receivables	$0.00	$0.00
Total Short-Term Assets	$8.019B	$8.133B
YoY Change	21.82%	21.36%
LONG-TERM ASSETS
Property, Plant & Equipment	$984.3M	$964.8M
YoY Change	21.68%	34.53%
Goodwill	$2.279B	$2.279B
YoY Change	-1.54%	11.55%
Intangibles	$1.000B	$1.065B
YoY Change	-20.36%	-3.61%
Long-Term Investments
YoY Change
Other Assets	$617.9M	$522.7M
YoY Change	40.08%	15.92%
Total Long-Term Assets	$5.665B	$5.596B
YoY Change	4.23%	12.41%
TOTAL ASSETS
Total Short-Term Assets	$8.019B	$8.133B
Total Long-Term Assets	$5.665B	$5.596B
Total Assets	$13.68B	$13.73B
YoY Change	13.86%	17.54%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$410.9M	$530.4M
YoY Change	-3.12%	39.63%
Accrued Expenses	$1.221B	$1.190B
YoY Change	29.45%	15.85%
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00
YoY Change		-100.0%
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$3.419B	$3.483B
YoY Change	20.84%	25.45%
LONG-TERM LIABILITIES
Long-Term Debt	$5.890B	$6.114B
YoY Change	59.19%	78.55%
Other Long-Term Liabilities	$1.002B	$807.5M
YoY Change	56.03%	24.07%
Total Long-Term Liabilities	$1.002B	$807.5M
YoY Change	56.03%	24.07%
TOTAL LIABILITIES
Total Short-Term Liabilities	$3.419B	$3.483B
Total Long-Term Liabilities	$1.002B	$807.5M
Total Liabilities	$11.00B	$11.13B
YoY Change	38.56%	45.75%
SHAREHOLDERS EQUITY
Retained Earnings	$721.3M	$670.0M
YoY Change	-63.43%	-65.53%
Common Stock
YoY Change
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$2.683B	$2.603B
YoY Change
Total Liabilities & Shareholders Equity	$13.68B	$13.73B
YoY Change	13.86%	17.54%

Cashflow Statement

Concept	2023 Q1	2022 Q4
OPERATING ACTIVITIES
Net Income	$697.8M	$978.8M
YoY Change	-4.48%	36.43%
Depreciation, Depletion And Amortization	$104.9M	$103.5M
YoY Change	13.81%	21.0%
Cash From Operating Activities	$1.011B	$688.3M
YoY Change	23.44%	-15.11%
INVESTING ACTIVITIES
Capital Expenditures	$84.91M	-$93.64M
YoY Change	-184.66%	44.28%
Acquisitions
YoY Change
Other Investing Activities	-$28.29M	-$147.8M
YoY Change	-93.97%	257.23%
Cash From Investing Activities	-$113.2M	-$241.4M
YoY Change	-80.12%	127.17%
FINANCING ACTIVITIES
Cash Dividend Paid	$180.9M	$184.2M
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-902.7M	-710.5M
YoY Change	85.59%	27.37%
NET CHANGE
Cash From Operating Activities	1.011B	688.3M
Cash From Investing Activities	-113.2M	-241.4M
Cash From Financing Activities	-902.7M	-710.5M
Net Change In Cash	-5.073M	-263.6M
YoY Change	-97.86%	-279.72%
FREE CASH FLOW
Cash From Operating Activities	$1.011B	$688.3M
Capital Expenditures	$84.91M	-$93.64M
Free Cash Flow	$925.9M	$781.9M
YoY Change	0.74%	-10.71%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
	dei	Amendment Flag AmendmentFlag	false
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2023
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q2
	dei	Entity Central Index Key EntityCentralIndexKey	0000319201
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--06-30
CY2022Q2	us-gaap	Operating Lease Liability Current Statement Of Financial Position Extensible List OperatingLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2022#OtherLiabilitiesCurrent
CY2022Q4	us-gaap	Operating Lease Liability Current Statement Of Financial Position Extensible List OperatingLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2022#OtherLiabilitiesCurrent
CY2022Q4	us-gaap	Operating Lease Liability Noncurrent Statement Of Financial Position Extensible List OperatingLeaseLiabilityNoncurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2022#OtherLiabilitiesNoncurrent
CY2022Q2	us-gaap	Operating Lease Liability Noncurrent Statement Of Financial Position Extensible List OperatingLeaseLiabilityNoncurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2022#OtherLiabilitiesNoncurrent
CY2022Q4	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	2983887000	usd
CY2022Q4	klac	Cost Of Revenue And Operating Expense CostOfRevenueAndOperatingExpense	1784708000	usd
CY2022Q4	us-gaap	Interest Expense InterestExpense	74280000	usd
CY2022Q4	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	18074000	usd
CY2021Q4	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	2352630000	usd
CY2021Q4	klac	Cost Of Revenue And Operating Expense CostOfRevenueAndOperatingExpense	1386672000	usd
CY2021Q4	us-gaap	Interest Expense InterestExpense	37852000	usd
CY2021Q4	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-1201000	usd
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	5708311000	usd
	klac	Cost Of Revenue And Operating Expense CostOfRevenueAndOperatingExpense	3398429000	usd
	us-gaap	Interest Expense InterestExpense	148675000	usd
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	65080000	usd
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	4436468000	usd
	klac	Cost Of Revenue And Operating Expense CostOfRevenueAndOperatingExpense	2651710000	usd
	us-gaap	Interest Expense InterestExpense	76164000	usd
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-15341000	usd
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	us-gaap	Derivative Remaining Maturity1 DerivativeRemainingMaturity1	P12M
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CY2022Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	26912000	usd
CY2022Q4	us-gaap	Derivative Liability Not Offset Policy Election Deduction DerivativeLiabilityNotOffsetPolicyElectionDeduction	19474000	usd
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CY2022Q2	us-gaap	Derivative Asset Not Offset Policy Election Deduction DerivativeAssetNotOffsetPolicyElectionDeduction	12291000	usd
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CY2022Q2	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	34315000	usd
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CY2022Q2	us-gaap	Derivative Collateral Right To Reclaim Cash DerivativeCollateralRightToReclaimCash	0	usd
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	dei	Document Type DocumentType	10-Q
	dei	Document Quarterly Report DocumentQuarterlyReport	true
	dei	Document Period End Date DocumentPeriodEndDate	2022-12-31
	dei	Document Transition Report DocumentTransitionReport	false
	dei	Entity File Number EntityFileNumber	000-09992
	dei	Entity Registrant Name EntityRegistrantName	KLA CORPORATION
	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	DE
	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	04-2564110
	dei	Entity Address Address Line1 EntityAddressAddressLine1	One Technology Drive,
	dei	Entity Address City Or Town EntityAddressCityOrTown	Milpitas,
	dei	Entity Address State Or Province EntityAddressStateOrProvince	CA
	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	95035
	dei	City Area Code CityAreaCode	408
	dei	Local Phone Number LocalPhoneNumber	875-3000
	dei	Security12b Title Security12bTitle	Common Stock, $0.001 par value per share
	dei	Trading Symbol TradingSymbol	KLAC
	dei	Security Exchange Name SecurityExchangeName	NASDAQ
	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
	dei	Entity Small Business EntitySmallBusiness	false
	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
	dei	Entity Shell Company EntityShellCompany	false
CY2023Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	138479764	shares
CY2022Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	1571477000	usd
CY2022Q2	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	1584908000	usd
CY2022Q4	klac	Debt Securities Available For Sale And Equity Securities Fair Value DebtSecuritiesAvailableForSaleAndEquitySecuritiesFairValue	1294873000	usd
CY2022Q2	klac	Debt Securities Available For Sale And Equity Securities Fair Value DebtSecuritiesAvailableForSaleAndEquitySecuritiesFairValue	1123100000	usd
CY2022Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	2282925000	usd
CY2022Q2	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	1811877000	usd
CY2022Q4	us-gaap	Inventory Net InventoryNet	2535375000	usd
CY2022Q2	us-gaap	Inventory Net InventoryNet	2146889000	usd
CY2022Q4	us-gaap	Other Assets Current OtherAssetsCurrent	447932000	usd
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CY2022Q4	us-gaap	Assets Current AssetsCurrent	8132582000	usd
CY2022Q2	us-gaap	Assets Current AssetsCurrent	7168911000	usd
CY2022Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	964813000	usd
CY2022Q2	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	849929000	usd
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CY2022Q2	us-gaap	Goodwill Goodwill	2320049000	usd
CY2022Q4	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	765046000	usd
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	us-gaap	Cost Of Revenue CostOfRevenue	2250012000	usd
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	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	651341000	usd
	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	523184000	usd
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	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	406740000	usd
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	us-gaap	Interest Expense InterestExpense	148675000	usd
	us-gaap	Interest Expense InterestExpense	76164000	usd
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	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	65080000	usd
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-15341000	usd
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	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	2213001000	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	1693253000	usd
CY2022Q4	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	164178000	usd
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	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	208141000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-92749000	usd
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	us-gaap	Profit Loss ProfitLoss	2004860000	usd
	us-gaap	Profit Loss ProfitLoss	1786002000	usd
CY2022Q4	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	0	usd
	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	74000	usd
	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	141000	usd
CY2022Q4	us-gaap	Net Income Loss NetIncomeLoss	978795000	usd
CY2021Q4	us-gaap	Net Income Loss NetIncomeLoss	717444000	usd
	us-gaap	Net Income Loss NetIncomeLoss	2004786000	usd
	us-gaap	Net Income Loss NetIncomeLoss	1785861000	usd
CY2022Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	6.93
CY2021Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	4.74
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	14.16
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	11.77
CY2022Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	6.89
CY2021Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	4.71
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	14.09
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	11.68
CY2022Q4	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	141299000	shares
CY2021Q4	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	151251000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	141564000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	151791000	shares
CY2022Q4	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	141966000	shares
CY2021Q4	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	152331000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	142268000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	152886000	shares
CY2022Q4	us-gaap	Profit Loss ProfitLoss	978795000	usd
CY2021Q4	us-gaap	Profit Loss ProfitLoss	717517000	usd
	us-gaap	Profit Loss ProfitLoss	2004860000	usd
	us-gaap	Profit Loss ProfitLoss	1786002000	usd
CY2022Q4	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Before Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax	7462000	usd
CY2021Q4	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Before Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax	-1391000	usd
	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Before Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax	-12250000	usd
	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Before Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax	-4146000	usd
CY2022Q4	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	-279000	usd
CY2021Q4	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	-78000	usd
	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	-279000	usd
	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	-395000	usd
CY2022Q4	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	7741000	usd
CY2021Q4	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-1313000	usd
	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-11971000	usd
	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-3751000	usd
CY2022Q4	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax	8239000	usd
CY2021Q4	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax	6741000	usd
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax	10007000	usd
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax	7593000	usd
CY2022Q4	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Before Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax	12961000	usd
CY2021Q4	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Before Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax	912000	usd
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Before Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax	23136000	usd
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Before Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax	2130000	usd
CY2022Q4	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax	-3275000	usd
CY2021Q4	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax	963000	usd
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax	-4463000	usd
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax	1024000	usd
CY2022Q4	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax	-1447000	usd
CY2021Q4	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax	4866000	usd
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax	-8666000	usd
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax	4439000	usd
CY2022Q4	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	416000	usd
CY2021Q4	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-580000	usd
	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-475000	usd
	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-1208000	usd
CY2022Q4	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	4511000	usd
CY2021Q4	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-3273000	usd
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-2453000	usd
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-3590000	usd
CY2022Q4	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	-407000	usd
CY2021Q4	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	-3000	usd
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	-581000	usd
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	-2000	usd
CY2022Q4	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	1057000	usd
CY2021Q4	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	-702000	usd
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	-403000	usd
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	-770000	usd
CY2022Q4	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	3861000	usd
CY2021Q4	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-2568000	usd
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-1469000	usd
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-2818000	usd
CY2022Q4	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	9739000	usd
CY2021Q4	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	1565000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-21631000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-922000	usd
CY2022Q4	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	0	usd
CY2021Q4	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	73000	usd
	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	74000	usd
	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	141000	usd
CY2022Q4	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	988534000	usd
CY2021Q4	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	719009000	usd
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	1983155000	usd
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	1784939000	usd
CY2022Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1399090000	usd
CY2022Q3	us-gaap	Net Income Loss NetIncomeLoss	1025991000	usd
CY2022Q3	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	74000	usd
CY2022Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-31370000	usd
CY2022Q3	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	-54950000	usd
CY2022Q3	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	89616000	usd
CY2022Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.30
CY2022Q3	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	186216000	usd
CY2022Q3	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	34982000	usd
CY2022Q3	us-gaap	Minority Interest Decrease From Redemptions MinorityInterestDecreaseFromRedemptions	4294000	usd
CY2022Q3	klac	Noncontrolling Interest Disposal NoncontrollingInterestDisposal	8383000	usd
CY2022Q3	klac	Noncontrolling Interest Disposal NoncontrollingInterestDisposal	8383000	usd
CY2022Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	2102074000	usd
CY2022Q4	us-gaap	Net Income Loss NetIncomeLoss	978795000	usd
CY2022Q4	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	9739000	usd
CY2022Q4	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	31196000	usd
CY2022Q4	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	370982000	usd
CY2022Q4	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.30
CY2022Q4	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	185967000	usd
CY2022Q4	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	38405000	usd
CY2022Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	2603260000	usd
CY2021Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	3375642000	usd
CY2021Q3	us-gaap	Net Income Loss NetIncomeLoss	1068417000	usd
CY2021Q3	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	68000	usd
CY2021Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-2487000	usd
CY2021Q3	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	-46532000	usd
CY2021Q3	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	399677000	usd
CY2021Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.05
CY2021Q3	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	161561000	usd
CY2021Q3	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	25216000	usd
CY2021Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	3859086000	usd
CY2021Q4	us-gaap	Net Income Loss NetIncomeLoss	717444000	usd
CY2021Q4	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	73000	usd
CY2021Q4	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	1565000	usd
CY2021Q4	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	31157000	usd
CY2021Q4	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	429874000	usd
CY2021Q4	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.05
	us-gaap	Share Based Compensation ShareBasedCompensation	52982000	usd
CY2021Q4	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	160461000	usd
CY2021Q4	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	27766000	usd
CY2021Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	4046756000	usd
	us-gaap	Profit Loss ProfitLoss	2004860000	usd
	us-gaap	Profit Loss ProfitLoss	1786002000	usd
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	205446000	usd
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	170369000	usd
	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-13286000	usd
	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	usd
	us-gaap	Foreign Currency Transaction Gain Loss Unrealized ForeignCurrencyTransactionGainLossUnrealized	18896000	usd
	us-gaap	Foreign Currency Transaction Gain Loss Unrealized ForeignCurrencyTransactionGainLossUnrealized	-21728000	usd
	us-gaap	Other Asset Impairment Charges OtherAssetImpairmentCharges	9905000	usd
	us-gaap	Other Asset Impairment Charges OtherAssetImpairmentCharges	5962000	usd
	klac	Proceeds From Disposal Of Non Controlling Interest ProceedsFromDisposalOfNonControllingInterest	8270000	usd
	klac	Proceeds From Disposal Of Non Controlling Interest ProceedsFromDisposalOfNonControllingInterest	0	usd
	us-gaap	Share Based Compensation ShareBasedCompensation	73387000	usd
	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	29687000	usd
	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	0	usd
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-255116000	usd
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-371228000	usd
	klac	Increase Decrease In Accounts Receivable Excluding Acquisition Related IncreaseDecreaseInAccountsReceivableExcludingAcquisitionRelated	495720000	usd
	klac	Increase Decrease In Accounts Receivable Excluding Acquisition Related IncreaseDecreaseInAccountsReceivableExcludingAcquisitionRelated	444685000	usd
	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	393177000	usd
	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	239890000	usd
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-30546000	usd
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-2243000	usd
	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	80789000	usd
	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	40579000	usd
	klac	Increase Decrease In Contract With Customer Liability System Revenue IncreaseDecreaseInContractWithCustomerLiabilitySystemRevenue	34587000	usd
	klac	Increase Decrease In Contract With Customer Liability System Revenue IncreaseDecreaseInContractWithCustomerLiabilitySystemRevenue	145856000	usd
	klac	Increase Decrease In Contract With Customer Liability Service Revenue IncreaseDecreaseInContractWithCustomerLiabilityServiceRevenue	30219000	usd
	klac	Increase Decrease In Contract With Customer Liability Service Revenue IncreaseDecreaseInContractWithCustomerLiabilityServiceRevenue	33468000	usd
	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	401136000	usd
	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	471209000	usd
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	1699835000	usd
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	1674595000	usd
	us-gaap	Proceeds From Divestiture Of Businesses ProceedsFromDivestitureOfBusinesses	75358000	usd
	us-gaap	Proceeds From Divestiture Of Businesses ProceedsFromDivestitureOfBusinesses	0	usd
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	27144000	usd
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	37986000	usd
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	177994000	usd
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	133856000	usd
	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	558165000	usd
	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	525840000	usd
	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	36755000	usd
	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	40792000	usd
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	353391000	usd
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	372953000	usd
	us-gaap	Payments To Acquire Other Investments PaymentsToAcquireOtherInvestments	37583000	usd
	us-gaap	Payments To Acquire Other Investments PaymentsToAcquireOtherInvestments	58342000	usd
	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	39482000	usd
	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	59914000	usd
	us-gaap	Proceeds From Sale And Maturity Of Other Investments ProceedsFromSaleAndMaturityOfOtherInvestments	1020000	usd
	us-gaap	Proceeds From Sale And Maturity Of Other Investments ProceedsFromSaleAndMaturityOfOtherInvestments	795000	usd
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-294880000	usd
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-281570000	usd
	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	6515000	usd
	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	0	usd
	us-gaap	Proceeds From Long Term Lines Of Credit ProceedsFromLongTermLinesOfCredit	300000000	usd
	us-gaap	Proceeds From Long Term Lines Of Credit ProceedsFromLongTermLinesOfCredit	300000000	usd
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	862250000	usd
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	300000000	usd
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	444853000	usd
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	829551000	usd
CY2022Q4	klac	Accelerated Share Repurchases Stock Repurchased Average Price Per Share AcceleratedShareRepurchasesStockRepurchasedAveragePricePerShare	333.88
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	372192000	usd
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	321950000	usd
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	33908000	usd
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	36912000	usd
	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	57550000	usd
	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	52287000	usd
	klac	Contingent Consideration Payable And Other Net ContingentConsiderationPayableAndOtherNet	-2500000	usd
	klac	Contingent Consideration Payable And Other Net ContingentConsiderationPayableAndOtherNet	0	usd
	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	4295000	usd
	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	0	usd
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-1416247000	usd
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-1166876000	usd
	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	-2139000	usd
	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	-3702000	usd
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-13431000	usd
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	222447000	usd
	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	3	segment
CY2022Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	1584908000	usd
CY2021Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	1434610000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	1571477000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	1657057000	usd
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	394464000	usd
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	226943000	usd
	us-gaap	Interest Paid Net InterestPaidNet	73851000	usd
	us-gaap	Interest Paid Net InterestPaidNet	76771000	usd
	klac	Noncash Or Part Noncash Acquisition Contingent Consideration Payable Receivable NoncashOrPartNoncashAcquisitionContingentConsiderationPayableReceivable	-1774000	usd
	klac	Noncash Or Part Noncash Acquisition Contingent Consideration Payable Receivable NoncashOrPartNoncashAcquisitionContingentConsiderationPayableReceivable	14663000	usd
	klac	Noncash Transaction Increase Decrease In Dividends Payable NoncashTransactionIncreaseDecreaseInDividendsPayable	3941000	usd
	klac	Noncash Transaction Increase Decrease In Dividends Payable NoncashTransactionIncreaseDecreaseInDividendsPayable	3737000	usd
	klac	Stock Repurchase Program Unsettled Common Stock Repurchase StockRepurchaseProgramUnsettledCommonStockRepurchase	15975000	usd
	klac	Stock Repurchase Program Unsettled Common Stock Repurchase StockRepurchaseProgramUnsettledCommonStockRepurchase	5999000	usd
	us-gaap	Noncash Or Part Noncash Acquisition Fixed Assets Acquired1 NoncashOrPartNoncashAcquisitionFixedAssetsAcquired1	30590000	usd
	us-gaap	Noncash Or Part Noncash Acquisition Fixed Assets Acquired1 NoncashOrPartNoncashAcquisitionFixedAssetsAcquired1	18504000	usd
	us-gaap	Use Of Estimates UseOfEstimates	<span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Management Estimates.</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%"> The preparation of the Condensed Consolidated Financial Statements in conformity with GAAP requires management to make estimates and assumptions in applying our accounting policies that affect the reported amounts of assets and liabilities (and related disclosure of contingent assets and liabilities) at the date of the Condensed Consolidated Financial Statements and the reported amounts of revenues and expenses during the reporting periods. Actual results could differ from those estimates.</span>
CY2022Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	2282925000	usd
CY2022Q2	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	1811877000	usd
	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	471048000	usd
	klac	Increase Decrease In Accounts Receivable Percentage IncreaseDecreaseInAccountsReceivablePercentage	0.26
CY2022Q4	us-gaap	Contract With Customer Asset Net Current ContractWithCustomerAssetNetCurrent	119734000	usd
CY2022Q2	us-gaap	Contract With Customer Asset Net Current ContractWithCustomerAssetNetCurrent	114747000	usd
	us-gaap	Increase Decrease In Contract With Customer Asset IncreaseDecreaseInContractWithCustomerAsset	4987000	usd
	klac	Increase Decrease In Contract With Customer Asset Percentage IncreaseDecreaseInContractWithCustomerAssetPercentage	0.04
CY2022Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	1070879000	usd
CY2022Q2	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	1007324000	usd
	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	63555000	usd
	klac	Increase Decrease In Contract With Customer Liability Percentage IncreaseDecreaseInContractWithCustomerLiabilityPercentage	0.06
	klac	Revenue Remainder Payable Acceptance Period RevenueRemainderPayableAcceptancePeriod	P30D
	us-gaap	Contract With Customer Asset Cumulative Catch Up Adjustment To Revenue Modification Of Contract ContractWithCustomerAssetCumulativeCatchUpAdjustmentToRevenueModificationOfContract	84100000	usd
	us-gaap	Contract With Customer Asset Reclassified To Receivable ContractWithCustomerAssetReclassifiedToReceivable	79300000	usd
	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	656500000	usd
	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	424400000	usd
CY2022Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	12540000000	usd
CY2022Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	1070000000.00	usd
CY2022Q4	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1	P12M
CY2022Q4	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	2770000000	usd
CY2022Q4	us-gaap	Cash Cash	610100000	usd
CY2022Q4	klac	Time Deposit Fair Value TimeDepositFairValue	341000000	usd
CY2022Q4	klac	Time Deposits Cash Equivalents Fair Value TimeDepositsCashEquivalentsFairValue	121500000	usd
CY2022Q2	us-gaap	Cash Cash	472800000	usd
CY2022Q2	klac	Time Deposit Fair Value TimeDepositFairValue	274900000	usd
CY2022Q2	klac	Time Deposits Cash Equivalents Fair Value TimeDepositsCashEquivalentsFairValue	140700000	usd
CY2022Q4	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	2317402000	usd
CY2022Q2	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	1832508000	usd
CY2022Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	34477000	usd
CY2022Q2	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	20631000	usd
CY2022Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	2282925000	usd
CY2022Q2	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	1811877000	usd
CY2022Q4	us-gaap	Other Inventories Spare Parts OtherInventoriesSpareParts	453124000	usd
CY2022Q2	us-gaap	Other Inventories Spare Parts OtherInventoriesSpareParts	402121000	usd
CY2022Q4	us-gaap	Inventory Raw Materials InventoryRawMaterials	1418136000	usd
CY2022Q2	us-gaap	Inventory Raw Materials InventoryRawMaterials	1042916000	usd
CY2022Q4	us-gaap	Inventory Work In Process InventoryWorkInProcess	477588000	usd
CY2022Q2	us-gaap	Inventory Work In Process InventoryWorkInProcess	451782000	usd
CY2022Q4	us-gaap	Inventory Finished Goods InventoryFinishedGoods	186527000	usd
CY2022Q2	us-gaap	Inventory Finished Goods InventoryFinishedGoods	250070000	usd
CY2022Q4	us-gaap	Inventory Net InventoryNet	2535375000	usd
CY2022Q2	us-gaap	Inventory Net InventoryNet	2146889000	usd
CY2022Q4	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	130624000	usd
CY2022Q2	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	108942000	usd
CY2022Q4	us-gaap	Contract With Customer Asset Net Current ContractWithCustomerAssetNetCurrent	119734000	usd
CY2022Q2	us-gaap	Contract With Customer Asset Net Current ContractWithCustomerAssetNetCurrent	114747000	usd
CY2022Q4	us-gaap	Capitalized Contract Cost Net CapitalizedContractCostNet	112026000	usd
CY2022Q2	us-gaap	Capitalized Contract Cost Net CapitalizedContractCostNet	124487000	usd
CY2022Q4	us-gaap	Prepaid Taxes PrepaidTaxes	32555000	usd
CY2022Q2	us-gaap	Prepaid Taxes PrepaidTaxes	89713000	usd
CY2022Q4	us-gaap	Other Assets Miscellaneous Current OtherAssetsMiscellaneousCurrent	52993000	usd
CY2022Q2	us-gaap	Other Assets Miscellaneous Current OtherAssetsMiscellaneousCurrent	64248000	usd
CY2022Q4	us-gaap	Other Assets Current OtherAssetsCurrent	447932000	usd
CY2022Q2	us-gaap	Other Assets Current OtherAssetsCurrent	502137000	usd
CY2022Q4	us-gaap	Land Land	72285000	usd
CY2022Q2	us-gaap	Land Land	67846000	usd
CY2022Q4	klac	Buildings And Leasehold Improvements Gross BuildingsAndLeaseholdImprovementsGross	774698000	usd
CY2022Q2	klac	Buildings And Leasehold Improvements Gross BuildingsAndLeaseholdImprovementsGross	712751000	usd
CY2022Q4	us-gaap	Machinery And Equipment Gross MachineryAndEquipmentGross	944703000	usd
CY2022Q2	us-gaap	Machinery And Equipment Gross MachineryAndEquipmentGross	819191000	usd
CY2022Q4	us-gaap	Furniture And Fixtures Gross FurnitureAndFixturesGross	53429000	usd
CY2022Q2	us-gaap	Furniture And Fixtures Gross FurnitureAndFixturesGross	44957000	usd
CY2022Q4	us-gaap	Construction In Progress Gross ConstructionInProgressGross	159551000	usd
CY2022Q2	us-gaap	Construction In Progress Gross ConstructionInProgressGross	110079000	usd
CY2022Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	2004666000	usd
CY2022Q2	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	1754824000	usd
CY2022Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	1039853000	usd
CY2022Q2	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	904895000	usd
CY2022Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	964813000	usd
CY2022Q2	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	849929000	usd
CY2022Q4	us-gaap	Deferred Compensation Plan Assets DeferredCompensationPlanAssets	223235000	usd
CY2022Q2	us-gaap	Deferred Compensation Plan Assets DeferredCompensationPlanAssets	224188000	usd
CY2022Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	131920000	usd
CY2022Q2	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	126444000	usd
CY2022Q4	us-gaap	Other Assets Miscellaneous Noncurrent OtherAssetsMiscellaneousNoncurrent	167578000	usd
CY2022Q2	us-gaap	Other Assets Miscellaneous Noncurrent OtherAssetsMiscellaneousNoncurrent	133980000	usd
CY2022Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	522733000	usd
CY2022Q2	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	484612000	usd
CY2022Q4	us-gaap	Accrued Marketing Costs Current AccruedMarketingCostsCurrent	628522000	usd
CY2022Q2	us-gaap	Accrued Marketing Costs Current AccruedMarketingCostsCurrent	515118000	usd
CY2022Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	501894000	usd
CY2022Q2	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	351924000	usd
CY2022Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	322187000	usd
CY2022Q2	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	253265000	usd
CY2022Q4	us-gaap	Defined Benefit Pension Plan Liabilities Current DefinedBenefitPensionPlanLiabilitiesCurrent	225254000	usd
CY2022Q2	us-gaap	Defined Benefit Pension Plan Liabilities Current DefinedBenefitPensionPlanLiabilitiesCurrent	225867000	usd
CY2022Q4	us-gaap	Taxes Payable Current TaxesPayableCurrent	225011000	usd
CY2022Q2	us-gaap	Taxes Payable Current TaxesPayableCurrent	126964000	usd
CY2022Q4	us-gaap	Interest And Dividends Payable Current InterestAndDividendsPayableCurrent	109524000	usd
CY2022Q2	us-gaap	Interest And Dividends Payable Current InterestAndDividendsPayableCurrent	39683000	usd
CY2022Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	31591000	usd
CY2022Q2	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	32218000	usd
CY2022Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	2043983000	usd
CY2022Q2	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	1545039000	usd
CY2022Q4	us-gaap	Accrued Income Taxes Noncurrent AccruedIncomeTaxesNoncurrent	309293000	usd
CY2022Q4	klac	Money Market Funds And Other MoneyMarketFundsAndOther	839867000	usd
CY2022Q2	us-gaap	Accrued Income Taxes Noncurrent AccruedIncomeTaxesNoncurrent	367052000	usd
CY2022Q4	klac	Customer Credits And Advances Noncurrent CustomerCreditsAndAdvancesNoncurrent	216000000	usd
CY2022Q2	klac	Customer Credits And Advances Noncurrent CustomerCreditsAndAdvancesNoncurrent	204914000	usd
CY2022Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	81020000	usd
CY2022Q2	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	81369000	usd
CY2022Q4	us-gaap	Defined Benefit Pension Plan Liabilities Noncurrent DefinedBenefitPensionPlanLiabilitiesNoncurrent	76542000	usd
CY2022Q2	us-gaap	Defined Benefit Pension Plan Liabilities Noncurrent DefinedBenefitPensionPlanLiabilitiesNoncurrent	78525000	usd
CY2022Q4	klac	Other Liabilities Miscellaneous Noncurrent OtherLiabilitiesMiscellaneousNoncurrent	124599000	usd
CY2022Q2	klac	Other Liabilities Miscellaneous Noncurrent OtherLiabilitiesMiscellaneousNoncurrent	150782000	usd
CY2022Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	807454000	usd
CY2022Q2	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	882642000	usd
CY2022Q4	us-gaap	Equity Securities Fv Ni Cost EquitySecuritiesFvNiCost	3211000	usd
CY2022Q4	klac	Money Market Funds And Other MoneyMarketFundsAndOther	839867000	usd
	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	6776000	usd
CY2022Q4	klac	Debt Securities Available For Sale And Equity Securities Accumulated Gross Unrealized Loss DebtSecuritiesAvailableForSaleAndEquitySecuritiesAccumulatedGrossUnrealizedLoss	21786000	usd
CY2022Q4	klac	Equity Securities Fvni Accumulated Gross Unrealized Gain EquitySecuritiesFVNIAccumulatedGrossUnrealizedGain	16113000	usd
CY2022Q4	klac	Equity Securities Fvni Accumulated Gross Unrealized Loss EquitySecuritiesFVNIAccumulatedGrossUnrealizedLoss	0	usd
CY2022Q4	us-gaap	Equity Securities Fv Ni Current And Noncurrent EquitySecuritiesFvNiCurrentAndNoncurrent	19324000	usd
CY2022Q4	klac	Marketable Securities Excluding Time Deposits Amortized Cost MarketableSecuritiesExcludingTimeDepositsAmortizedCost	1920695000	usd
CY2022Q4	klac	Marketable Securities Excluding Time Deposit Gross Unrealized Gains MarketableSecuritiesExcludingTimeDepositGrossUnrealizedGains	16297000	usd
CY2022Q4	klac	Marketable Securities Excluding Time Deposits Gross Unrealized Losses MarketableSecuritiesExcludingTimeDepositsGrossUnrealizedLosses	21786000	usd
CY2022Q4	klac	Marketable Securities Excluding Time Deposits Fair Value MarketableSecuritiesExcludingTimeDepositsFairValue	1915206000	usd
CY2022Q4	us-gaap	Interest Bearing Deposits In Banks InterestBearingDepositsInBanks	341003000	usd
CY2022Q4	us-gaap	Interest Bearing Deposits In Banks InterestBearingDepositsInBanks	341003000	usd
CY2022Q4	us-gaap	Cash Equivalents At Carrying Value CashEquivalentsAtCarryingValue	961336000	usd
CY2022Q4	klac	Cash Equivalents Gross Unrealized Gains CashEquivalentsGrossUnrealizedGains	0	usd
CY2022Q4	klac	Cash Equivalents Gross Unrealized Losses CashEquivalentsGrossUnrealizedLosses	0	usd
CY2022Q4	klac	Cash Equivalents Fair Value Disclosure CashEquivalentsFairValueDisclosure	961336000	usd
CY2022Q4	klac	Debt Securities Available For Sale And Equity Securities Amortized Cost DebtSecuritiesAvailableForSaleAndEquitySecuritiesAmortizedCost	1300362000	usd
CY2022Q4	klac	Debt Securities Available For Sale And Equity Securities Accumulated Gross Unrealized Gain DebtSecuritiesAvailableForSaleAndEquitySecuritiesAccumulatedGrossUnrealizedGain	16297000	usd
CY2022Q4	klac	Debt Securities Available For Sale And Equity Securities Fair Value DebtSecuritiesAvailableForSaleAndEquitySecuritiesFairValue	1294873000	usd
CY2022Q2	klac	Money Market Funds And Other MoneyMarketFundsAndOther	948027000	usd
CY2022Q2	klac	Money Market Funds And Other MoneyMarketFundsAndOther	948027000	usd
CY2022Q2	us-gaap	Equity Securities Fv Ni Cost EquitySecuritiesFvNiCost	3211000	usd
CY2022Q2	klac	Equity Securities Fvni Accumulated Gross Unrealized Gain EquitySecuritiesFVNIAccumulatedGrossUnrealizedGain	7824000	usd
CY2022Q2	klac	Equity Securities Fvni Accumulated Gross Unrealized Loss EquitySecuritiesFVNIAccumulatedGrossUnrealizedLoss	0	usd
CY2022Q2	us-gaap	Equity Securities Fv Ni Current And Noncurrent EquitySecuritiesFvNiCurrentAndNoncurrent	11035000	usd
CY2022Q2	klac	Marketable Securities Excluding Time Deposits Amortized Cost MarketableSecuritiesExcludingTimeDepositsAmortizedCost	1972277000	usd
CY2022Q2	klac	Marketable Securities Excluding Time Deposit Gross Unrealized Gains MarketableSecuritiesExcludingTimeDepositGrossUnrealizedGains	7873000	usd
CY2022Q2	klac	Marketable Securities Excluding Time Deposits Gross Unrealized Losses MarketableSecuritiesExcludingTimeDepositsGrossUnrealizedLosses	19778000	usd
CY2022Q2	klac	Marketable Securities Excluding Time Deposits Fair Value MarketableSecuritiesExcludingTimeDepositsFairValue	1960372000	usd
CY2022Q2	us-gaap	Interest Bearing Deposits In Banks InterestBearingDepositsInBanks	274873000	usd
CY2022Q2	us-gaap	Interest Bearing Deposits In Banks InterestBearingDepositsInBanks	274873000	usd
CY2022Q2	us-gaap	Cash Equivalents At Carrying Value CashEquivalentsAtCarryingValue	1112146000	usd
CY2022Q2	klac	Cash Equivalents Gross Unrealized Gains CashEquivalentsGrossUnrealizedGains	0	usd
CY2022Q2	klac	Cash Equivalents Gross Unrealized Losses CashEquivalentsGrossUnrealizedLosses	1000	usd
CY2022Q2	klac	Cash Equivalents Fair Value Disclosure CashEquivalentsFairValueDisclosure	1112145000	usd
CY2022Q2	klac	Debt Securities Available For Sale And Equity Securities Amortized Cost DebtSecuritiesAvailableForSaleAndEquitySecuritiesAmortizedCost	1135004000	usd
CY2022Q2	klac	Debt Securities Available For Sale And Equity Securities Accumulated Gross Unrealized Gain DebtSecuritiesAvailableForSaleAndEquitySecuritiesAccumulatedGrossUnrealizedGain	7873000	usd
CY2022Q2	klac	Debt Securities Available For Sale And Equity Securities Accumulated Gross Unrealized Loss DebtSecuritiesAvailableForSaleAndEquitySecuritiesAccumulatedGrossUnrealizedLoss	19777000	usd
CY2022Q2	klac	Debt Securities Available For Sale And Equity Securities Fair Value DebtSecuritiesAvailableForSaleAndEquitySecuritiesFairValue	1123100000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Number Of Positions DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions	509	investment
CY2022Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	481491000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	9202000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	482329000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	12584000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	963820000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	21786000	usd
CY2022Q2	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	917488000	usd
CY2022Q2	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	19778000	usd
CY2022Q2	us-gaap	Goodwill Goodwill	2320049000	usd
	us-gaap	Goodwill Written Off Related To Sale Of Business Unit GoodwillWrittenOffRelatedToSaleOfBusinessUnit	42622000	usd
CY2022Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	810100000	usd
CY2022Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	816047000	usd
CY2022Q4	klac	Debt Securities Available For Sale Maturity Allocated And Single Maturity Date After One Through Three Years Amortized Cost DebtSecuritiesAvailableForSaleMaturityAllocatedAndSingleMaturityDateAfterOneThroughThreeYearsAmortizedCost	490262000	usd
CY2022Q4	klac	Debt Securities Available For Sale Maturity Allocated And Single Maturity Date After One Through Three Years Fair Value DebtSecuritiesAvailableForSaleMaturityAllocatedAndSingleMaturityDateAfterOneThroughThreeYearsFairValue	478826000	usd
CY2022Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	1300362000	usd
CY2022Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	1294873000	usd
CY2022Q4	us-gaap	Business Combination Contingent Consideration Liability BusinessCombinationContingentConsiderationLiability	21900000	usd
CY2022Q4	us-gaap	Business Combination Contingent Consideration Liability Current BusinessCombinationContingentConsiderationLiabilityCurrent	18000000	usd
CY2022Q4	us-gaap	Business Combination Contingent Consideration Liability Noncurrent BusinessCombinationContingentConsiderationLiabilityNoncurrent	3900000	usd
	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	3	segment
	us-gaap	Number Of Operating Segments NumberOfOperatingSegments	5	segment
	us-gaap	Goodwill Purchase Accounting Adjustments GoodwillPurchaseAccountingAdjustments	-5337000	usd
	us-gaap	Goodwill Foreign Currency Translation Gain Loss GoodwillForeignCurrencyTranslationGainLoss	-57000	usd
CY2022Q4	us-gaap	Goodwill Goodwill	2278809000	usd
CY2022	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	usd
CY2022Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	2097812000	usd
CY2022Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	1078077000	usd
CY2022Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	1019735000	usd
CY2022Q2	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	2099177000	usd
CY2022Q2	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	963158000	usd
CY2022Q2	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	1136019000	usd
CY2022Q4	us-gaap	Intangible Assets Gross Excluding Goodwill IntangibleAssetsGrossExcludingGoodwill	2159134000	usd
CY2022Q4	klac	Finite Lived Intangible Assets Accumulated Amortization And Other Accumulated Adjustment FiniteLivedIntangibleAssetsAccumulatedAmortizationAndOtherAccumulatedAdjustment	1094043000	usd
CY2022Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	1065091000	usd
CY2022Q2	us-gaap	Intangible Assets Gross Excluding Goodwill IntangibleAssetsGrossExcludingGoodwill	2163634000	usd
CY2022Q2	klac	Finite Lived Intangible Assets Accumulated Amortization And Other Accumulated Adjustment FiniteLivedIntangibleAssetsAccumulatedAmortizationAndOtherAccumulatedAdjustment	969220000	usd
CY2022Q2	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	1194414000	usd
	klac	Impairment Of Intangible Assets Purchased ImpairmentOfIntangibleAssetsPurchased	0	usd
CY2022Q4	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	65605000	usd
CY2021Q4	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	53544000	usd
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	130830000	usd
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	107088000	usd
CY2022Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Remainder Of Fiscal Year FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear	129787000	usd
CY2022Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	238575000	usd
CY2022Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	222123000	usd
CY2022Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	206211000	usd
CY2022Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	129630000	usd
CY2022Q4	klac	Finite Lived Intangible Asset Expected Amortization Year Five And Thereafter FiniteLivedIntangibleAssetExpectedAmortizationYearFiveAndThereafter	93409000	usd
CY2022Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	1019735000	usd
CY2022Q4	klac	Debt Long Term And Short Term Combined Amount Gross DebtLongTermAndShortTermCombinedAmountGross	6175000000	usd
CY2022Q2	klac	Debt Long Term And Short Term Combined Amount Gross DebtLongTermAndShortTermCombinedAmountGross	6725000000	usd
CY2022Q4	us-gaap	Debt Instrument Unamortized Discount DebtInstrumentUnamortizedDiscount	18429000	usd
CY2022Q2	us-gaap	Debt Instrument Unamortized Discount DebtInstrumentUnamortizedDiscount	19304000	usd
CY2022Q4	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	42826000	usd
CY2022Q2	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	44978000	usd
CY2022Q4	us-gaap	Debt Longterm And Shortterm Combined Amount DebtLongtermAndShorttermCombinedAmount	6113745000	usd
CY2022Q2	us-gaap	Debt Longterm And Shortterm Combined Amount DebtLongtermAndShorttermCombinedAmount	6660718000	usd
CY2022Q4	us-gaap	Long Term Debt LongTermDebt	6113745000	usd
CY2022Q2	us-gaap	Long Term Debt LongTermDebt	6660718000	usd
CY2022Q4	us-gaap	Debt Longterm And Shortterm Combined Amount DebtLongtermAndShorttermCombinedAmount	6113745000	usd
CY2022Q2	us-gaap	Debt Longterm And Shortterm Combined Amount DebtLongtermAndShorttermCombinedAmount	6660718000	usd
CY2022Q4	us-gaap	Operating Lease Expense OperatingLeaseExpense	9600000	usd
	us-gaap	Operating Lease Expense OperatingLeaseExpense	19100000	usd
CY2021Q4	us-gaap	Operating Lease Expense OperatingLeaseExpense	9100000	usd
	us-gaap	Operating Lease Expense OperatingLeaseExpense	18300000	usd
CY2022Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P4Y7M6D
CY2022Q2	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P4Y9M18D
CY2022Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0246
CY2022Q2	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0218
	us-gaap	Operating Lease Payments OperatingLeasePayments	19363000	usd
	us-gaap	Operating Lease Payments OperatingLeasePayments	19050000	usd
	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	18760000	usd
	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	11389000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Remainder Of Fiscal Year LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear	18598000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	30471000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	23729000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	17984000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	13366000	usd
CY2022Q4	klac	Lessee Operating Lease Liability To Be Paid After Year Four LesseeOperatingLeaseLiabilityToBePaidAfterYearFour	15733000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	119881000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	7270000	usd
CY2022Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	112611000	usd
CY2022Q4	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	38405000	usd
CY2021Q4	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	27766000	usd
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	73387000	usd
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	52982000	usd
CY2022Q4	klac	Stock Based Compensation Capitalized As Inventory StockBasedCompensationCapitalizedAsInventory	11700000	usd
CY2022Q2	klac	Stock Based Compensation Capitalized As Inventory StockBasedCompensationCapitalizedAsInventory	8600000	usd
	klac	Employee Stock Purchase Plan Offering Period EmployeeStockPurchasePlanOfferingPeriod	P6M
	klac	Employee Stock Purchase Plan Offering Period EmployeeStockPurchasePlanOfferingPeriod	P6M
CY2022Q4	klac	Espp Maximum Annual Share Replenishment ESPPMaximumAnnualShareReplenishment	2000000	shares
CY2022Q4	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	1.30
CY2021Q3	klac	Stock Repurchase Program Authorized Repurchase Amount Increase During Period StockRepurchaseProgramAuthorizedRepurchaseAmountIncreaseDuringPeriod	2000000000	usd
CY2022Q2	klac	Stock Repurchase Program Authorized Repurchase Amount Increase During Period StockRepurchaseProgramAuthorizedRepurchaseAmountIncreaseDuringPeriod	6000000000	usd
CY2022Q2	klac	Accelerated Share Repurchase Program Number Of Financial Institutions AcceleratedShareRepurchaseProgramNumberOfFinancialInstitutions	2	financialinstitution
CY2022Q2	us-gaap	Accelerated Share Repurchases Settlement Payment Or Receipt AcceleratedShareRepurchasesSettlementPaymentOrReceipt	3000000000	usd
CY2022Q2	klac	Accelerated Share Repurchases Stock Repurchased Shares AcceleratedShareRepurchasesStockRepurchasedShares	6500000	shares
CY2022Q2	klac	Accelerated Share Repurchases Stock Repurchased Shares Percentage Of Prepayment Amount At Market Price AcceleratedShareRepurchasesStockRepurchasedSharesPercentageOfPrepaymentAmountAtMarketPrice	0.70
CY2022Q2	us-gaap	Accelerated Share Repurchase Program Adjustment AcceleratedShareRepurchaseProgramAdjustment	900000000	usd
CY2022Q4	klac	Accelerated Share Repurchases Final Settlement Receipt AcceleratedShareRepurchasesFinalSettlementReceipt	2400000	usd
CY2022Q4	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	370982000	usd
CY2021Q4	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	429874000	usd
	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	460598000	usd
	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	829551000	usd
CY2022Q4	us-gaap	Net Income Loss NetIncomeLoss	978795000	usd
CY2021Q4	us-gaap	Net Income Loss NetIncomeLoss	717444000	usd
	us-gaap	Net Income Loss NetIncomeLoss	2004786000	usd
	us-gaap	Net Income Loss NetIncomeLoss	1785861000	usd
CY2022Q4	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	141299000	shares
CY2021Q4	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	151251000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	141564000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	151791000	shares
CY2022Q4	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	667000	shares
CY2021Q4	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	1080000	shares
	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	704000	shares
	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	1095000	shares
CY2022Q4	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	141966000	shares
CY2021Q4	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	152331000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	142268000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	152886000	shares
CY2022Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	6.93
CY2021Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	4.74
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	14.16
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	11.77
CY2022Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	6.89
CY2021Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	4.71
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	14.09
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	11.68
CY2022Q4	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	331000	shares
CY2021Q4	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	0	shares
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	271000	shares
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	5000	shares
CY2022Q4	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	1142973000	usd
CY2021Q4	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	926905000	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	2213001000	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	1693253000	usd
CY2022Q4	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	164178000	usd
CY2021Q4	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	209388000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	208141000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-92749000	usd
CY2022Q4	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.144
	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	3	segment
	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	69247000	usd
CY2021Q4	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.226
	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.094
	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	-0.055
CY2022Q4	klac	Receivables Sold Under Factoring Agreements ReceivablesSoldUnderFactoringAgreements	77212000	usd
CY2021Q4	klac	Receivables Sold Under Factoring Agreements ReceivablesSoldUnderFactoringAgreements	79918000	usd
	klac	Receivables Sold Under Factoring Agreements ReceivablesSoldUnderFactoringAgreements	181459000	usd
	klac	Receivables Sold Under Factoring Agreements ReceivablesSoldUnderFactoringAgreements	147036000	usd
CY2022Q4	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	44596000	usd
CY2021Q4	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	19493000	usd
	klac	Cost Of Revenue And Operating Expense CostOfRevenueAndOperatingExpense	3398429000	usd
	us-gaap	Interest Expense InterestExpense	148675000	usd
	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	41166000	usd
CY2022Q4	us-gaap	Purchase Commitment Remaining Minimum Amount Committed PurchaseCommitmentRemainingMinimumAmountCommitted	3200000000	usd
	us-gaap	Longterm Purchase Commitment Period LongtermPurchaseCommitmentPeriod	P12M
CY2022Q4	klac	Long Term Incentive Plan Committed Amount LongTermIncentivePlanCommittedAmount	186700000	usd
CY2022Q4	klac	Guarantee Arrangements To Fund Guarantees To Customs Authorities Amount GuaranteeArrangementsToFundGuaranteesToCustomsAuthoritiesAmount	83400000	usd
CY2022Q4	klac	Guarantee Arrangements To Fund Guarantees To Customs Authorities Amount Issued GuaranteeArrangementsToFundGuaranteesToCustomsAuthoritiesAmountIssued	52300000	usd
CY2022Q4	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	2983887000	usd
CY2022Q4	klac	Cost Of Revenue And Operating Expense CostOfRevenueAndOperatingExpense	1784708000	usd
CY2022Q4	us-gaap	Interest Expense InterestExpense	74280000	usd
CY2022Q4	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	18074000	usd
CY2021Q4	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	2352630000	usd
CY2021Q4	klac	Cost Of Revenue And Operating Expense CostOfRevenueAndOperatingExpense	1386672000	usd
CY2021Q4	us-gaap	Interest Expense InterestExpense	37852000	usd
CY2021Q4	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-1201000	usd
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	5708311000	usd
	klac	Cost Of Revenue And Operating Expense CostOfRevenueAndOperatingExpense	2651710000	usd
	us-gaap	Interest Expense InterestExpense	76164000	usd
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	65080000	usd
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	4436468000	usd
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-15341000	usd
CY2022Q3	us-gaap	Derivative Remaining Maturity1 DerivativeRemainingMaturity1	P12M
	us-gaap	Derivative Remaining Maturity1 DerivativeRemainingMaturity1	P12M
CY2022Q4	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	19474000	usd
CY2022Q4	us-gaap	Derivative Asset Fair Value Gross Liability DerivativeAssetFairValueGrossLiability	0	usd
CY2022Q4	us-gaap	Derivative Assets DerivativeAssets	19474000	usd
CY2022Q4	us-gaap	Derivative Asset Not Offset Policy Election Deduction DerivativeAssetNotOffsetPolicyElectionDeduction	19474000	usd
CY2022Q4	us-gaap	Derivative Collateral Obligation To Return Cash DerivativeCollateralObligationToReturnCash	0	usd
CY2022Q4	us-gaap	Derivative Asset Fair Value Offset Against Collateral Net Of Not Subject To Master Netting Arrangement Policy Election DerivativeAssetFairValueOffsetAgainstCollateralNetOfNotSubjectToMasterNettingArrangementPolicyElection	0	usd
CY2022Q4	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	26912000	usd
CY2022Q4	us-gaap	Derivative Liability Fair Value Gross Asset DerivativeLiabilityFairValueGrossAsset	0	usd
CY2022Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	26912000	usd
CY2022Q4	us-gaap	Derivative Liability Not Offset Policy Election Deduction DerivativeLiabilityNotOffsetPolicyElectionDeduction	19474000	usd
CY2022Q4	us-gaap	Derivative Collateral Right To Reclaim Cash DerivativeCollateralRightToReclaimCash	0	usd
CY2022Q4	us-gaap	Derivative Liability Fair Value Offset Against Collateral Net Of Not Subject To Master Netting Arrangement Policy Election DerivativeLiabilityFairValueOffsetAgainstCollateralNetOfNotSubjectToMasterNettingArrangementPolicyElection	7438000	usd
CY2022Q2	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	40311000	usd
CY2022Q2	us-gaap	Derivative Asset Fair Value Gross Liability DerivativeAssetFairValueGrossLiability	0	usd
CY2022Q2	us-gaap	Derivative Assets DerivativeAssets	40311000	usd
CY2022Q2	us-gaap	Derivative Asset Not Offset Policy Election Deduction DerivativeAssetNotOffsetPolicyElectionDeduction	12291000	usd
CY2022Q2	us-gaap	Derivative Collateral Obligation To Return Cash DerivativeCollateralObligationToReturnCash	0	usd
CY2022Q2	us-gaap	Derivative Asset Fair Value Offset Against Collateral Net Of Not Subject To Master Netting Arrangement Policy Election DerivativeAssetFairValueOffsetAgainstCollateralNetOfNotSubjectToMasterNettingArrangementPolicyElection	28020000	usd
CY2022Q2	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	34315000	usd
CY2022Q2	us-gaap	Derivative Liability Fair Value Gross Asset DerivativeLiabilityFairValueGrossAsset	0	usd
CY2022Q2	us-gaap	Derivative Liabilities DerivativeLiabilities	34315000	usd
CY2022Q2	us-gaap	Derivative Liability Not Offset Policy Election Deduction DerivativeLiabilityNotOffsetPolicyElectionDeduction	12291000	usd
CY2022Q2	us-gaap	Derivative Collateral Right To Reclaim Cash DerivativeCollateralRightToReclaimCash	0	usd
CY2022Q2	us-gaap	Derivative Liability Fair Value Offset Against Collateral Net Of Not Subject To Master Netting Arrangement Policy Election DerivativeLiabilityFairValueOffsetAgainstCollateralNetOfNotSubjectToMasterNettingArrangementPolicyElection	22024000	usd
CY2022Q4	us-gaap	Revenue From Related Parties RevenueFromRelatedParties	11042000	usd
CY2021Q4	us-gaap	Revenue From Related Parties RevenueFromRelatedParties	264000	usd
	us-gaap	Revenue From Related Parties RevenueFromRelatedParties	11799000	usd
	us-gaap	Revenue From Related Parties RevenueFromRelatedParties	623000	usd
CY2022Q4	us-gaap	Related Party Transaction Expenses From Transactions With Related Party RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty	3035000	usd
CY2021Q4	us-gaap	Related Party Transaction Expenses From Transactions With Related Party RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty	193000	usd
	us-gaap	Related Party Transaction Expenses From Transactions With Related Party RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty	3280000	usd
	us-gaap	Related Party Transaction Expenses From Transactions With Related Party RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty	272000	usd
CY2022Q4	us-gaap	Accounts Receivable Related Parties Current AccountsReceivableRelatedPartiesCurrent	4300000	usd
CY2022Q2	us-gaap	Accounts Receivable Related Parties Current AccountsReceivableRelatedPartiesCurrent	1100000	usd
CY2022Q4	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	2983887000	usd
CY2021Q4	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	2352630000	usd
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	5708311000	usd
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	4436468000	usd
CY2022Q4	klac	Acquisition Related Charges Corporate Allocations And Effects Of Foreign Exchange Rates AcquisitionRelatedChargesCorporateAllocationsAndEffectsOfForeignExchangeRates	40840000	usd
CY2021Q4	klac	Acquisition Related Charges Corporate Allocations And Effects Of Foreign Exchange Rates AcquisitionRelatedChargesCorporateAllocationsAndEffectsOfForeignExchangeRates	41065000	usd
	klac	Acquisition Related Charges Corporate Allocations And Effects Of Foreign Exchange Rates AcquisitionRelatedChargesCorporateAllocationsAndEffectsOfForeignExchangeRates	87338000	usd
	klac	Acquisition Related Charges Corporate Allocations And Effects Of Foreign Exchange Rates AcquisitionRelatedChargesCorporateAllocationsAndEffectsOfForeignExchangeRates	81977000	usd
CY2022Q4	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	332826000	usd
CY2021Q4	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	265031000	usd
	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	651341000	usd
	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	523184000	usd
CY2022Q4	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	243096000	usd
CY2021Q4	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	213479000	usd
	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	497076000	usd
	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	406740000	usd
CY2022Q4	us-gaap	Interest Expense InterestExpense	74280000	usd
CY2021Q4	us-gaap	Interest Expense InterestExpense	37852000	usd
	us-gaap	Interest Expense InterestExpense	148675000	usd
	us-gaap	Interest Expense InterestExpense	76164000	usd
CY2022Q4	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	usd
CY2021Q4	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	usd
	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-13286000	usd
	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	usd
CY2022Q4	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	18074000	usd
CY2021Q4	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-1201000	usd
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	65080000	usd
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-15341000	usd
CY2022Q4	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	1142973000	usd
CY2021Q4	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	926905000	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	2213001000	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	1693253000	usd
CY2022Q4	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	2983887000	usd
CY2021Q4	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	2352630000	usd
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	5708311000	usd
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	4436468000	usd
CY2022Q4	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	2983887000	usd
CY2021Q4	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	2352630000	usd
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	5708311000	usd
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	4436468000	usd
CY2022Q4	us-gaap	Noncurrent Assets NoncurrentAssets	964813000	usd
CY2022Q2	us-gaap	Noncurrent Assets NoncurrentAssets	849929000	usd
CY2022Q4	us-gaap	Restructuring Charges RestructuringCharges	600000	usd
CY2021Q4	us-gaap	Restructuring Charges RestructuringCharges	500000	usd
	us-gaap	Restructuring Charges RestructuringCharges	16800000	usd
	us-gaap	Restructuring Charges RestructuringCharges	900000	usd
CY2022Q4	us-gaap	Restructuring Reserve RestructuringReserve	5300000	usd
CY2022Q2	us-gaap	Restructuring Reserve RestructuringReserve	2100000	usd

Files In Submission

Name	View Source	Status
klac-20221231_def.xml	Edgar Link	unprocessable
klac-20221231_cal.xml	Edgar Link	unprocessable
0000319201-23-000010-index-headers.html	Edgar Link	pending
0000319201-23-000010-index.html	Edgar Link	pending
0000319201-23-000010.txt	Edgar Link	pending
0000319201-23-000010-xbrl.zip	Edgar Link	pending
Financial_Report.xlsx	Edgar Link	pending
klac-20221231.htm	Edgar Link	pending
klac-20221231.xsd	Edgar Link	pending
klac10-qex311123122.htm	Edgar Link	pending
klac10-qex312123122.htm	Edgar Link	pending
klac10-qex32123122.htm	Edgar Link	pending
MetaLinks.json	Edgar Link	pending
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FilingSummary.xml	Edgar Link	unprocessable
klac-20221231_pre.xml	Edgar Link	unprocessable
klac-20221231_lab.xml	Edgar Link	unprocessable
klac-20221231_htm.xml	Edgar Link	completed
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report.css	Edgar Link	pending
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$KLAC
KLA CORP Stock $klac

2023 Q1 Form 10-Q Financial Statement

#000031920123000010 Filed on January 27, 2023

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$KLAC KLA CORP Stock $klac

2023 Q1 Form 10-Q Financial Statement

#000031920123000010 Filed on January 27, 2023

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$KLAC
KLA CORP Stock $klac