$KLAC
KLA CORP Stock $klac

$klac Overview Financials Valuation SEC Filings Company Website

2022 Q2 Form 10-Q Financial Statement

#000031920122000012 Filed on April 29, 2022

Income Statement

Concept	2022 Q2	2022 Q1	2021 Q4
Revenue	$2.487B	$2.289B	$2.353B
YoY Change	29.15%	26.88%	42.51%
Cost Of Revenue	$933.5M	$892.1M	$908.2M
YoY Change	20.87%	25.71%	35.6%
Gross Profit	$1.553B	$1.397B	$1.444B
YoY Change	34.69%	27.64%	47.22%
Gross Profit Margin	62.46%	61.02%	61.4%
Selling, General & Admin	$216.6M	$216.5M	$213.5M
YoY Change	20.17%	18.27%	17.35%
% of Gross Profit	13.95%	15.5%	14.78%
Research & Development	$296.9M	$285.2M	$265.0M
YoY Change	22.97%	19.35%	15.7%
% of Gross Profit	19.11%	20.42%	18.35%
Depreciation & Amortization	$100.8M	$92.13M	$85.55M
YoY Change	19.16%	9.16%	1.6%
% of Gross Profit	6.49%	6.6%	5.92%
Operating Expenses	$533.7M	$501.7M	$478.5M
YoY Change	23.12%	18.88%	16.43%
Operating Profit	$1.020B	$894.9M	$966.0M
YoY Change	41.65%	33.14%	69.42%
Interest Expense	-$44.20M	$39.98M	$37.85M
YoY Change	10.74%	2.27%	-2.64%
% of Operating Profit	-4.33%	4.47%	3.92%
Other Income/Expense, Net	$19.38M	-$8.644M	-$1.201M
YoY Change	-33.25%	-217.64%	-69.06%
Pretax Income	$949.7M	$846.3M	$926.9M
YoY Change	33.98%	32.15%	75.75%
Income Tax	$144.3M	$115.6M	$209.4M
% Of Pretax Income	15.19%	13.66%	22.59%
Net Earnings	$805.4M	$730.6M	$717.4M
YoY Change	27.24%	28.74%	56.9%
Net Earnings / Revenue	32.39%	31.92%	30.5%
Basic Earnings Per Share		$4.87	$4.74
Diluted Earnings Per Share	$5.399M	$4.83	$4.71
COMMON SHARES
Basic Shares Outstanding	149.2M shares	150.1M shares	151.3M shares
Diluted Shares Outstanding		151.2M shares	152.3M shares

Balance Sheet

Concept	2022 Q2	2022 Q1	2021 Q4
SHORT-TERM ASSETS
Cash & Short-Term Investments	$2.708B	$2.578B	$2.810B
YoY Change	8.56%	5.53%	22.38%
Cash & Equivalents	$1.585B	$1.415B	$1.657B
Short-Term Investments	$1.123B	$1.163B	$1.153B
Other Short-Term Assets	$502.1M	$403.7M	$333.2M
YoY Change	56.49%	30.27%	16.26%
Inventory	$2.147B	$1.982B	$1.829B
Prepaid Expenses	$108.9M	$84.07M	$78.06M
Receivables	$1.812B	$1.619B	$1.728B
Other Receivables	$89.71M	$46.13M	$37.73M
Total Short-Term Assets	$7.169B	$6.583B	$6.701B
YoY Change	25.85%	21.79%	28.31%
LONG-TERM ASSETS
Property, Plant & Equipment	$849.9M	$808.9M	$717.2M
YoY Change	28.19%	28.71%	20.7%
Goodwill	$2.320B	$2.314B	$2.043B
YoY Change	15.36%	15.08%	-0.13%
Intangibles	$1.194B	$1.256B	$1.105B
YoY Change	0.77%	1.46%	-14.33%
Long-Term Investments
YoY Change
Other Assets	$484.6M	$441.1M	$450.9M
YoY Change	8.92%	6.03%	11.76%
Total Long-Term Assets	$5.428B	$5.435B	$4.979B
YoY Change	18.65%	19.87%	8.43%
TOTAL ASSETS
Total Short-Term Assets	$7.169B	$6.583B	$6.701B
Total Long-Term Assets	$5.428B	$5.435B	$4.979B
Total Assets	$12.60B	$12.02B	$11.68B
YoY Change	22.65%	20.91%	19.01%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$443.3M	$424.1M	$379.9M
YoY Change	29.6%	43.72%	44.72%
Accrued Expenses	$903.0M	$942.9M	$1.028B
YoY Change	9.73%	13.59%	20.14%
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00	$20.00M
YoY Change	-100.0%	-100.0%	0.0%
Long-Term Debt Due	$0.00	$0.00	$20.00M
YoY Change	-100.0%	-100.0%	0.0%
Total Short-Term Liabilities	$2.871B	$2.829B	$2.776B
YoY Change	36.51%	39.4%	37.42%
LONG-TERM LIABILITIES
Long-Term Debt	$6.661B	$3.700B	$3.424B
YoY Change	94.6%	8.11%	-0.5%
Other Long-Term Liabilities	$882.6M	$642.2M	$650.8M
YoY Change	39.82%	-2.41%	-2.57%
Total Long-Term Liabilities	$882.6M	$642.2M	$650.8M
YoY Change	39.82%	-84.26%	-84.16%
TOTAL LIABILITIES
Total Short-Term Liabilities	$2.871B	$2.829B	$2.776B
Total Long-Term Liabilities	$882.6M	$642.2M	$650.8M
Total Liabilities	$11.20B	$7.939B	$7.633B
YoY Change	62.4%	16.3%	11.2%
SHAREHOLDERS EQUITY
Retained Earnings	$366.9M	$1.973B	$1.944B
YoY Change	-71.27%	84.33%	115.11%
Common Stock	$1.062B
YoY Change	-51.2%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$1.401B	$4.080B	$4.049B
YoY Change
Total Liabilities & Shareholders Equity	$12.60B	$12.02B	$11.68B
YoY Change	22.65%	20.91%	19.01%

Cashflow Statement

Concept	2022 Q2	2022 Q1	2021 Q4
OPERATING ACTIVITIES
Net Income	$805.4M	$730.6M	$717.4M
YoY Change	27.24%	28.74%	56.9%
Depreciation, Depletion And Amortization	$100.8M	$92.13M	$85.55M
YoY Change	19.16%	9.16%	1.6%
Cash From Operating Activities	$819.2M	$818.9M	$810.8M
YoY Change	75.94%	26.74%	44.5%
INVESTING ACTIVITIES
Capital Expenditures	-$73.16M	-$100.3M	-$64.90M
YoY Change	32.23%	63.9%	9.63%
Acquisitions
YoY Change
Other Investing Activities	$47.77M	-$469.2M	-$41.36M
YoY Change	-224.79%	306.58%	12.71%
Cash From Investing Activities	-$25.39M	-$569.5M	-$106.3M
YoY Change	-72.87%	222.48%	10.81%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-603.7M	-486.4M	-557.8M
YoY Change	53.67%	10.7%	113.41%
NET CHANGE
Cash From Operating Activities	819.2M	818.9M	810.8M
Cash From Investing Activities	-25.39M	-569.5M	-106.3M
Cash From Financing Activities	-603.7M	-486.4M	-557.8M
Net Change In Cash	190.1M	-237.0M	146.7M
YoY Change	-1011.4%	-887.44%	-28.02%
FREE CASH FLOW
Cash From Operating Activities	$819.2M	$818.9M	$810.8M
Capital Expenditures	-$73.16M	-$100.3M	-$64.90M
Free Cash Flow	$892.4M	$919.2M	$875.7M
YoY Change	71.3%	29.96%	41.17%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
	dei	Amendment Flag AmendmentFlag	false
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2022
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q3
	dei	Entity Central Index Key EntityCentralIndexKey	0000319201
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--06-30
CY2020	us-gaap	Accounting Standards Update Extensible List AccountingStandardsUpdateExtensibleList	http://fasb.org/us-gaap/2021-01-31#AccountingStandardsUpdate201613Member
CY2022Q1	us-gaap	Operating Lease Liability Current Statement Of Financial Position Extensible List OperatingLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2021-01-31#OtherLiabilitiesCurrent
CY2021Q2	us-gaap	Operating Lease Liability Current Statement Of Financial Position Extensible List OperatingLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2021-01-31#OtherLiabilitiesCurrent
CY2022Q1	us-gaap	Operating Lease Liability Noncurrent Statement Of Financial Position Extensible List OperatingLeaseLiabilityNoncurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2021-01-31#OtherLiabilitiesNoncurrent
CY2021Q2	us-gaap	Operating Lease Liability Noncurrent Statement Of Financial Position Extensible List OperatingLeaseLiabilityNoncurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2021-01-31#OtherLiabilitiesNoncurrent
	dei	Document Type DocumentType	10-Q
	dei	Document Quarterly Report DocumentQuarterlyReport	true
	dei	Document Period End Date DocumentPeriodEndDate	2022-03-31
	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	Local Phone Number LocalPhoneNumber	875-3000
	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	95035
	dei	City Area Code CityAreaCode	408
	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
CY2022Q2	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	149235049	shares
CY2022Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	1415172000	USD
CY2021Q2	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	1434610000	USD
CY2022Q1	klac	Debt Securities Available For Sale And Equity Securities Fair Value DebtSecuritiesAvailableForSaleAndEquitySecuritiesFairValue	1162724000	USD
CY2021Q2	klac	Debt Securities Available For Sale And Equity Securities Fair Value DebtSecuritiesAvailableForSaleAndEquitySecuritiesFairValue	1059912000	USD
CY2022Q1	us-gaap	Inventory Net InventoryNet	1982297000	USD
CY2022Q1	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	1618867000	USD
CY2021Q2	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	1305479000	USD
CY2021Q2	us-gaap	Inventory Net InventoryNet	1575380000	USD
CY2022Q1	us-gaap	Other Assets Current OtherAssetsCurrent	403657000	USD
CY2021Q2	us-gaap	Other Assets Current OtherAssetsCurrent	320867000	USD
CY2022Q1	us-gaap	Assets Current AssetsCurrent	6582717000	USD
CY2021Q2	us-gaap	Assets Current AssetsCurrent	5696248000	USD
CY2022Q1	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	808874000	USD
CY2021Q2	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	663027000	USD
CY2022Q1	us-gaap	Goodwill Goodwill	2314471000	USD
CY2021Q2	us-gaap	Goodwill Goodwill	2011172000	USD
CY2022Q1	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	614957000	USD
CY2021Q2	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	270461000	USD
CY2022Q1	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	1255672000	USD
CY2021Q2	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	1185311000	USD
CY2022Q1	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	441121000	USD
CY2021Q2	us-gaap	Assets Assets	10271124000	USD
CY2021Q2	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	444905000	USD
CY2022Q1	us-gaap	Assets Assets	12017812000	USD
CY2022Q1	us-gaap	Accounts Payable Current AccountsPayableCurrent	424128000	USD
CY2021Q2	us-gaap	Accounts Payable Current AccountsPayableCurrent	342083000	USD
CY2022Q1	klac	Contract With Customer Liability Current System Revenue ContractWithCustomerLiabilityCurrentSystemRevenue	428723000	USD
CY2021Q2	klac	Contract With Customer Liability Current System Revenue ContractWithCustomerLiabilityCurrentSystemRevenue	295192000	USD
CY2022Q1	klac	Contract With Customer Liability Current Service Revenue ContractWithCustomerLiabilityCurrentServiceRevenue	350429000	USD
CY2021Q2	klac	Contract With Customer Liability Current Service Revenue ContractWithCustomerLiabilityCurrentServiceRevenue	284936000	USD
CY2022Q1	us-gaap	Short Term Borrowings ShortTermBorrowings	0	USD
CY2021Q2	us-gaap	Short Term Borrowings ShortTermBorrowings	20000000	USD
CY2022Q1	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	1625703000	USD
CY2021Q2	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	1161016000	USD
CY2022Q1	us-gaap	Liabilities Current LiabilitiesCurrent	2828983000	USD
CY2021Q2	us-gaap	Liabilities Current LiabilitiesCurrent	2103227000	USD
CY2022Q1	us-gaap	Long Term Debt LongTermDebt	3699799000	USD
CY2021Q2	us-gaap	Long Term Debt LongTermDebt	3422767000	USD
CY2022Q1	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	660816000	USD
CY2021Q2	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	650623000	USD
CY2022Q1	us-gaap	Contract With Customer Liability Noncurrent ContractWithCustomerLiabilityNoncurrent	107424000	USD
CY2021Q2	us-gaap	Contract With Customer Liability Noncurrent ContractWithCustomerLiabilityNoncurrent	87575000	USD
CY2022Q1	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	642166000	USD
CY2021Q2	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	631290000	USD
CY2022Q1	us-gaap	Liabilities Liabilities	7939188000	USD
CY2021Q2	us-gaap	Liabilities Liabilities	6895482000	USD
CY2022Q1	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2021Q2	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2022Q1	us-gaap	Common Stocks Including Additional Paid In Capital CommonStocksIncludingAdditionalPaidInCapital	2179229000	USD
CY2021Q2	us-gaap	Common Stocks Including Additional Paid In Capital CommonStocksIncludingAdditionalPaidInCapital	2175988000	USD
CY2022Q1	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	1972611000	USD
CY2021Q2	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	1277123000	USD
CY2022Q1	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-71533000	USD
CY2021Q2	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-75557000	USD
CY2022Q1	us-gaap	Stockholders Equity StockholdersEquity	4080307000	USD
CY2021Q2	us-gaap	Stockholders Equity StockholdersEquity	3377554000	USD
CY2022Q1	us-gaap	Minority Interest MinorityInterest	-1683000	USD
CY2021Q2	us-gaap	Minority Interest MinorityInterest	-1912000	USD
CY2022Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	4078624000	USD
CY2021Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	3375642000	USD
CY2022Q1	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	12017812000	USD
CY2021Q2	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	10271124000	USD
CY2022Q1	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	2288676000	USD
CY2021Q1	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1803773000	USD
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	6725144000	USD
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	4993263000	USD
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CY2021Q1	us-gaap	Cost Of Revenue CostOfRevenue	709629000	USD
	us-gaap	Cost Of Revenue CostOfRevenue	2613877000	USD
	us-gaap	Cost Of Revenue CostOfRevenue	1999924000	USD
CY2022Q1	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	285189000	USD
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	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	808373000	USD
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CY2022Q1	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	216489000	USD
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	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	623229000	USD
	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	537580000	USD
CY2022Q1	us-gaap	Interest Expense InterestExpense	39978000	USD
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	us-gaap	Interest Expense InterestExpense	116142000	USD
	us-gaap	Interest Expense InterestExpense	117358000	USD
CY2022Q1	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-8644000	USD
CY2021Q1	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	7348000	USD
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-23985000	USD
CY2021Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	640403000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	22876000	USD
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	269000	USD
CY2022Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	846285000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	2539538000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	1651611000	USD
CY2022Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	115625000	USD
CY2021Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	73233000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	207316000	USD
CY2022Q1	us-gaap	Profit Loss ProfitLoss	730660000	USD
CY2021Q1	us-gaap	Profit Loss ProfitLoss	567170000	USD
	us-gaap	Profit Loss ProfitLoss	2516662000	USD
	us-gaap	Profit Loss ProfitLoss	1444295000	USD
CY2022Q1	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	88000	USD
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	us-gaap	Net Income Loss NetIncomeLoss	2516433000	USD
	us-gaap	Net Income Loss NetIncomeLoss	1445314000	USD
CY2022Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	4.87
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	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	16.64
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	9.36
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	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	16.52
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	9.28
CY2022Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	150145000	shares
CY2021Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	153801000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	151250000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	154457000	shares
CY2022Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	151186000	shares
CY2021Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	155159000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	152346000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	155789000	shares
CY2022Q1	us-gaap	Profit Loss ProfitLoss	730660000	USD
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	us-gaap	Profit Loss ProfitLoss	2516662000	USD
	us-gaap	Profit Loss ProfitLoss	1444295000	USD
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CY2021Q1	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Before Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax	-2079000	USD
	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Before Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax	-3733000	USD
	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Before Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax	12262000	USD
CY2022Q1	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	-870000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	417000	USD
	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	-1265000	USD
	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	1607000	USD
CY2022Q1	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	1283000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-2496000	USD
	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-2468000	USD
	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	10655000	USD
CY2022Q1	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax	17777000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax	5824000	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax	25370000	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax	3550000	USD
CY2022Q1	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Before Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax	992000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Before Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax	-675000	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Before Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax	3122000	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Before Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax	-1736000	USD
CY2022Q1	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax	4023000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax	1629000	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax	5047000	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax	1369000	USD
CY2022Q1	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax	12762000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax	4870000	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax	17201000	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax	3917000	USD
CY2022Q1	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-467000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-872000	USD
	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-1675000	USD
	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	2626000	USD
CY2022Q1	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-12270000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-1268000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-15860000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-3130000	USD
CY2022Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	-88000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	25000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	-90000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	238000	USD
CY2022Q1	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	-2616000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	-278000	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	-3386000	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	-723000	USD
CY2022Q1	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-9566000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-1015000	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-12384000	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-2645000	USD
CY2022Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	4946000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	2231000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	4024000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	9301000	USD
CY2022Q1	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	88000	USD
CY2021Q1	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	-326000	USD
	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	229000	USD
	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	-1019000	USD
CY2022Q1	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	735518000	USD
CY2021Q1	us-gaap	Net Income Loss NetIncomeLoss	567496000	USD
CY2020Q4	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	26827000	USD
CY2020Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	2950306000	USD
CY2021Q1	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	569727000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	2520457000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	1454615000	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
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
CY2022Q1	us-gaap	Net Income Loss NetIncomeLoss	730572000	USD
CY2022Q1	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	88000	USD
CY2022Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	4946000	USD
CY2022Q1	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	-16661000	USD
CY2022Q1	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	564666000	USD
CY2022Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.05
CY2022Q1	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	159498000	USD
CY2022Q1	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	37087000	USD
CY2022Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	4078624000	USD
CY2020Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	2681010000	USD
CY2020Q3	us-gaap	Net Income Loss NetIncomeLoss	420567000	USD
CY2020Q3	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-425000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	328000	USD
CY2020Q3	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	-25145000	USD
CY2020Q3	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	193897000	USD
CY2020Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.90
CY2020Q3	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	141555000	USD
CY2020Q3	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	26992000	USD
CY2020Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	2762345000	USD
CY2020Q4	us-gaap	Net Income Loss NetIncomeLoss	457251000	USD
CY2020Q4	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-268000	USD
CY2020Q4	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	6742000	USD
CY2020Q4	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	15356000	USD
CY2020Q4	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	177492000	USD
CY2020Q4	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.90
CY2020Q4	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	140455000	USD
CY2021Q1	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-326000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	2231000	USD
CY2021Q1	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	-6674000	USD
CY2021Q1	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	273441000	USD
CY2021Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.90
CY2021Q1	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	140058000	USD
CY2021Q1	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	30327000	USD
CY2021Q1	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	127000	USD
CY2021Q1	us-gaap	Minority Interest Decrease From Redemptions MinorityInterestDecreaseFromRedemptions	17124000	USD
CY2021Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	3112864000	USD
	us-gaap	Profit Loss ProfitLoss	2516662000	USD
	us-gaap	Profit Loss ProfitLoss	1444295000	USD
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	262496000	USD
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	248688000	USD
	us-gaap	Foreign Currency Transaction Gain Loss Unrealized ForeignCurrencyTransactionGainLossUnrealized	-14669000	USD
	us-gaap	Foreign Currency Transaction Gain Loss Unrealized ForeignCurrencyTransactionGainLossUnrealized	13339000	USD
	us-gaap	Other Asset Impairment Charges OtherAssetImpairmentCharges	5962000	USD
	us-gaap	Other Asset Impairment Charges OtherAssetImpairmentCharges	842000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	90069000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	84146000	USD
	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	0	USD
	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	4422000	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-382975000	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-39658000	USD
	klac	Increase Decrease In Accounts Receivable Excluding Acquisition Related IncreaseDecreaseInAccountsReceivableExcludingAcquisitionRelated	318271000	USD
	klac	Increase Decrease In Accounts Receivable Excluding Acquisition Related IncreaseDecreaseInAccountsReceivableExcludingAcquisitionRelated	101134000	USD
	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	396403000	USD
	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	146375000	USD
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	23729000	USD
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	32480000	USD
	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	82376000	USD
	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	30952000	USD
	klac	Increase Decrease In Contract With Customer Liability System Revenue IncreaseDecreaseInContractWithCustomerLiabilitySystemRevenue	141122000	USD
	klac	Increase Decrease In Contract With Customer Liability System Revenue IncreaseDecreaseInContractWithCustomerLiabilitySystemRevenue	-3775000	USD
	klac	Increase Decrease In Contract With Customer Liability Service Revenue IncreaseDecreaseInContractWithCustomerLiabilityServiceRevenue	81216000	USD
	klac	Increase Decrease In Contract With Customer Liability Service Revenue IncreaseDecreaseInContractWithCustomerLiabilityServiceRevenue	10076000	USD
	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	420279000	USD
	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	241586000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	2493473000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	1719402000	USD
	us-gaap	Proceeds From Sale Of Productive Assets ProceedsFromSaleOfProductiveAssets	0	USD
	us-gaap	Proceeds From Sale Of Productive Assets ProceedsFromSaleOfProductiveAssets	1855000	USD
	us-gaap	Proceeds From Divestiture Of Businesses ProceedsFromDivestitureOfBusinesses	0	USD
	us-gaap	Proceeds From Divestiture Of Businesses ProceedsFromDivestitureOfBusinesses	16833000	USD
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	470887000	USD
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	0	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	234160000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	176252000	USD
	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	733386000	USD
	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	795124000	USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	67505000	USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	125774000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	524677000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	418447000	USD
	us-gaap	Payments To Acquire Other Investments PaymentsToAcquireOtherInvestments	101342000	USD
	us-gaap	Payments To Acquire Other Investments PaymentsToAcquireOtherInvestments	83866000	USD
	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	95734000	USD
	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	84919000	USD
	us-gaap	Proceeds From Sale And Maturity Of Other Investments ProceedsFromSaleAndMaturityOfOtherInvestments	795000	USD
	us-gaap	Proceeds From Sale And Maturity Of Other Investments ProceedsFromSaleAndMaturityOfOtherInvestments	614000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-851064000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-406800000	USD
	us-gaap	Proceeds From Debt Net Of Issuance Costs ProceedsFromDebtNetOfIssuanceCosts	0	USD
	us-gaap	Proceeds From Debt Net Of Issuance Costs ProceedsFromDebtNetOfIssuanceCosts	40343000	USD
	us-gaap	Proceeds From Long Term Lines Of Credit ProceedsFromLongTermLinesOfCredit	600000000	USD
	us-gaap	Proceeds From Long Term Lines Of Credit ProceedsFromLongTermLinesOfCredit	0	USD
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	345000000	USD
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	70000000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	1394217000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	638830000	USD
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	480926000	USD
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	420086000	USD
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	36912000	USD
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	26356000	USD
	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	68948000	USD
	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	42819000	USD
	klac	Contingent Consideration Payable And Other Net ContingentConsiderationPayableAndOtherNet	-1100000	USD
	klac	Contingent Consideration Payable And Other Net ContingentConsiderationPayableAndOtherNet	0	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-1653279000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-1105036000	USD
	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	-8568000	USD
	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	10175000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-19438000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	217741000	USD
CY2021Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	1434610000	USD
CY2020Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	1234409000	USD
CY2022Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	1415172000	USD
CY2021Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	1452150000	USD
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	355176000	USD
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	214606000	USD
	us-gaap	Interest Paid Net InterestPaidNet	116791000	USD
	us-gaap	Interest Paid Net InterestPaidNet	116976000	USD
	klac	Noncash Or Part Noncash Acquisition Contingent Consideration Payable Receivable NoncashOrPartNoncashAcquisitionContingentConsiderationPayableReceivable	15086000	USD
	klac	Noncash Or Part Noncash Acquisition Contingent Consideration Payable Receivable NoncashOrPartNoncashAcquisitionContingentConsiderationPayableReceivable	-8570000	USD
	klac	Noncash Transaction Increase Decrease In Dividends Payable NoncashTransactionIncreaseDecreaseInDividendsPayable	5375000	USD
	klac	Noncash Transaction Increase Decrease In Dividends Payable NoncashTransactionIncreaseDecreaseInDividendsPayable	4857000	USD
	klac	Stock Repurchase Program Unsettled Common Stock Repurchase StockRepurchaseProgramUnsettledCommonStockRepurchase	6000000	USD
	us-gaap	Noncash Or Part Noncash Acquisition Fixed Assets Acquired1 NoncashOrPartNoncashAcquisitionFixedAssetsAcquired1	22305000	USD
	klac	Stock Repurchase Program Unsettled Common Stock Repurchase StockRepurchaseProgramUnsettledCommonStockRepurchase	6000000	USD
	us-gaap	Noncash Or Part Noncash Acquisition Fixed Assets Acquired1 NoncashOrPartNoncashAcquisitionFixedAssetsAcquired1	24392000	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 for the reporting periods. Actual results could differ from those estimates.</span>
CY2022Q1	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	1618867000	USD
CY2021Q2	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	1305479000	USD
	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	313388000	USD
	klac	Increase Decrease In Accounts Receivable Percentage IncreaseDecreaseInAccountsReceivablePercentage	0.24
CY2022Q1	us-gaap	Contract With Customer Asset Net Current ContractWithCustomerAssetNetCurrent	104838000	USD
CY2021Q2	us-gaap	Contract With Customer Asset Net Current ContractWithCustomerAssetNetCurrent	91052000	USD
	us-gaap	Increase Decrease In Contract With Customer Asset IncreaseDecreaseInContractWithCustomerAsset	13786000	USD
	klac	Increase Decrease In Contract With Customer Asset Percentage IncreaseDecreaseInContractWithCustomerAssetPercentage	0.15
CY2022Q1	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	886576000	USD
CY2021Q2	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	667703000	USD
	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	218873000	USD
	klac	Increase Decrease In Contract With Customer Liability Percentage IncreaseDecreaseInContractWithCustomerLiabilityPercentage	0.33
CY2022Q1	klac	Revenue Remainder Payable Acceptance Period RevenueRemainderPayableAcceptancePeriod	P30D
	us-gaap	Contract With Customer Asset Cumulative Catch Up Adjustment To Revenue Modification Of Contract ContractWithCustomerAssetCumulativeCatchUpAdjustmentToRevenueModificationOfContract	80300000	USD
	us-gaap	Contract With Customer Asset Reclassified To Receivable ContractWithCustomerAssetReclassifiedToReceivable	66900000	USD
	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	495800000	USD
	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	498700000	USD
CY2022Q1	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	10550000000	USD
CY2022Q1	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1	P12M
CY2022Q1	us-gaap	Cash Cash	551600000	USD
CY2022Q1	klac	Time Deposit Fair Value TimeDepositFairValue	270300000	USD
CY2022Q1	klac	Time Deposits Cash Equivalents Fair Value TimeDepositsCashEquivalentsFairValue	126800000	USD
CY2021Q2	us-gaap	Cash Cash	641600000	USD
CY2021Q2	klac	Time Deposit Fair Value TimeDepositFairValue	210600000	USD
CY2021Q2	klac	Time Deposits Cash Equivalents Fair Value TimeDepositsCashEquivalentsFairValue	101700000	USD
CY2022Q1	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	1637904000	USD
CY2021Q2	us-gaap	Inventory Net InventoryNet	1575380000	USD
CY2021Q2	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	1323515000	USD
CY2022Q1	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	19037000	USD
CY2021Q2	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	18036000	USD
CY2022Q1	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	1618867000	USD
CY2021Q2	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	1305479000	USD
CY2022Q1	us-gaap	Other Inventories Spare Parts OtherInventoriesSpareParts	393215000	USD
CY2021Q2	us-gaap	Other Inventories Spare Parts OtherInventoriesSpareParts	349743000	USD
CY2022Q1	us-gaap	Inventory Raw Materials InventoryRawMaterials	900069000	USD
CY2021Q2	us-gaap	Inventory Raw Materials InventoryRawMaterials	595151000	USD
CY2022Q1	us-gaap	Inventory Work In Process InventoryWorkInProcess	441563000	USD
CY2021Q2	us-gaap	Inventory Work In Process InventoryWorkInProcess	453432000	USD
CY2022Q1	us-gaap	Inventory Finished Goods InventoryFinishedGoods	247450000	USD
CY2021Q2	us-gaap	Inventory Finished Goods InventoryFinishedGoods	177054000	USD
CY2022Q1	us-gaap	Inventory Net InventoryNet	1982297000	USD
CY2022Q1	us-gaap	Contract With Customer Asset Net Current ContractWithCustomerAssetNetCurrent	104838000	USD
CY2021Q2	us-gaap	Contract With Customer Asset Net Current ContractWithCustomerAssetNetCurrent	91052000	USD
CY2022Q1	us-gaap	Capitalized Contract Cost Net CapitalizedContractCostNet	90584000	USD
CY2021Q2	us-gaap	Capitalized Contract Cost Net CapitalizedContractCostNet	59953000	USD
CY2022Q1	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	84073000	USD
CY2021Q2	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	76649000	USD
CY2022Q1	us-gaap	Prepaid Taxes PrepaidTaxes	46126000	USD
CY2021Q2	us-gaap	Prepaid Taxes PrepaidTaxes	68847000	USD
CY2022Q1	us-gaap	Other Assets Miscellaneous Current OtherAssetsMiscellaneousCurrent	78036000	USD
CY2021Q2	us-gaap	Other Assets Miscellaneous Current OtherAssetsMiscellaneousCurrent	24366000	USD
CY2022Q1	us-gaap	Other Assets Current OtherAssetsCurrent	403657000	USD
CY2021Q2	us-gaap	Other Assets Current OtherAssetsCurrent	320867000	USD
CY2022Q1	us-gaap	Land Land	67857000	USD
CY2021Q2	us-gaap	Land Land	67862000	USD
CY2022Q1	klac	Buildings And Leasehold Improvements Gross BuildingsAndLeaseholdImprovementsGross	631467000	USD
CY2021Q2	klac	Buildings And Leasehold Improvements Gross BuildingsAndLeaseholdImprovementsGross	458605000	USD
CY2022Q1	us-gaap	Machinery And Equipment Gross MachineryAndEquipmentGross	782070000	USD
CY2021Q2	us-gaap	Machinery And Equipment Gross MachineryAndEquipmentGross	743710000	USD
CY2022Q1	us-gaap	Furniture And Fixtures Gross FurnitureAndFixturesGross	42617000	USD
CY2021Q2	us-gaap	Furniture And Fixtures Gross FurnitureAndFixturesGross	32856000	USD
CY2022Q1	us-gaap	Construction In Progress Gross ConstructionInProgressGross	156315000	USD
CY2021Q2	us-gaap	Construction In Progress Gross ConstructionInProgressGross	182320000	USD
CY2022Q1	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	1680326000	USD
CY2021Q2	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	1485353000	USD
CY2022Q1	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	871452000	USD
CY2021Q2	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	822326000	USD
CY2022Q1	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	808874000	USD
CY2021Q2	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	663027000	USD
CY2022Q1	us-gaap	Deferred Compensation Plan Assets DeferredCompensationPlanAssets	260634000	USD
CY2021Q2	us-gaap	Deferred Compensation Plan Assets DeferredCompensationPlanAssets	266199000	USD
CY2022Q1	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	101240000	USD
CY2021Q2	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	102883000	USD
CY2022Q1	us-gaap	Other Assets Miscellaneous Noncurrent OtherAssetsMiscellaneousNoncurrent	79247000	USD
CY2021Q2	us-gaap	Other Assets Miscellaneous Noncurrent OtherAssetsMiscellaneousNoncurrent	75823000	USD
CY2022Q1	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	441121000	USD
CY2021Q2	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	444905000	USD
CY2022Q1	us-gaap	Accrued Marketing Costs Current AccruedMarketingCostsCurrent	558487000	USD
CY2021Q2	us-gaap	Accrued Marketing Costs Current AccruedMarketingCostsCurrent	250784000	USD
CY2022Q1	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	420803000	USD
CY2021Q2	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	305445000	USD
CY2022Q1	us-gaap	Defined Benefit Pension Plan Liabilities Current DefinedBenefitPensionPlanLiabilitiesCurrent	262907000	USD
CY2021Q2	us-gaap	Defined Benefit Pension Plan Liabilities Current DefinedBenefitPensionPlanLiabilitiesCurrent	268028000	USD
CY2022Q1	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	196919000	USD
CY2021Q2	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	180982000	USD
CY2022Q1	us-gaap	Taxes Payable Current TaxesPayableCurrent	120803000	USD
CY2021Q2	us-gaap	Taxes Payable Current TaxesPayableCurrent	87320000	USD
CY2022Q1	us-gaap	Interest And Dividends Payable Current InterestAndDividendsPayableCurrent	34626000	USD
CY2021Q2	us-gaap	Interest And Dividends Payable Current InterestAndDividendsPayableCurrent	36135000	USD
CY2022Q1	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	31158000	USD
CY2021Q2	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	32322000	USD
CY2022Q1	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	1625703000	USD
CY2021Q2	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	1161016000	USD
CY2022Q1	us-gaap	Accrued Income Taxes Noncurrent AccruedIncomeTaxesNoncurrent	346516000	USD
CY2021Q2	us-gaap	Accrued Income Taxes Noncurrent AccruedIncomeTaxesNoncurrent	333866000	USD
CY2022Q1	us-gaap	Defined Benefit Pension Plan Liabilities Noncurrent DefinedBenefitPensionPlanLiabilitiesNoncurrent	81102000	USD
CY2021Q2	us-gaap	Defined Benefit Pension Plan Liabilities Noncurrent DefinedBenefitPensionPlanLiabilitiesNoncurrent	87602000	USD
CY2022Q1	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	62053000	USD
CY2021Q2	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	70739000	USD
CY2022Q1	klac	Other Liabilities Miscellaneous Noncurrent OtherLiabilitiesMiscellaneousNoncurrent	152495000	USD
CY2021Q2	klac	Other Liabilities Miscellaneous Noncurrent OtherLiabilitiesMiscellaneousNoncurrent	139083000	USD
CY2022Q1	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	642166000	USD
CY2021Q2	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	631290000	USD
CY2022Q1	klac	Money Market Funds And Other MoneyMarketFundsAndOther	734466000	USD
CY2022Q1	klac	Money Market Funds And Other MoneyMarketFundsAndOther	734466000	USD
CY2022Q1	us-gaap	Equity Securities Fv Ni Cost EquitySecuritiesFvNiCost	3211000	USD
CY2022Q1	klac	Equity Securities Fvni Accumulated Gross Unrealized Gain EquitySecuritiesFVNIAccumulatedGrossUnrealizedGain	12585000	USD
CY2022Q1	klac	Equity Securities Fvni Accumulated Gross Unrealized Loss EquitySecuritiesFVNIAccumulatedGrossUnrealizedLoss	0	USD
CY2022Q1	us-gaap	Equity Securities Fv Ni Current And Noncurrent EquitySecuritiesFvNiCurrentAndNoncurrent	15796000	USD
CY2022Q1	klac	Marketable Securities Excluding Time Deposits Amortized Cost MarketableSecuritiesExcludingTimeDepositsAmortizedCost	1758471000	USD
CY2022Q1	klac	Debt Securities Available For Sale And Equity Securities Accumulated Gross Unrealized Gain DebtSecuritiesAvailableForSaleAndEquitySecuritiesAccumulatedGrossUnrealizedGain	12656000	USD
CY2022Q1	klac	Debt Securities Available For Sale And Equity Securities Accumulated Gross Unrealized Loss DebtSecuritiesAvailableForSaleAndEquitySecuritiesAccumulatedGrossUnrealizedLoss	15084000	USD
CY2022Q1	klac	Marketable Securities Excluding Time Deposits Fair Value MarketableSecuritiesExcludingTimeDepositsFairValue	1756043000	USD
CY2022Q1	us-gaap	Interest Bearing Deposits In Banks InterestBearingDepositsInBanks	270290000	USD
CY2022Q1	us-gaap	Interest Bearing Deposits In Banks InterestBearingDepositsInBanks	270290000	USD
CY2022Q1	us-gaap	Cash Equivalents At Carrying Value CashEquivalentsAtCarryingValue	863609000	USD
CY2022Q1	us-gaap	Cash Equivalents At Carrying Value CashEquivalentsAtCarryingValue	863609000	USD
CY2022Q1	klac	Debt Securities Available For Sale And Equity Securities Amortized Cost DebtSecuritiesAvailableForSaleAndEquitySecuritiesAmortizedCost	1165152000	USD
CY2022Q1	klac	Debt Securities Available For Sale And Equity Securities Accumulated Gross Unrealized Gain DebtSecuritiesAvailableForSaleAndEquitySecuritiesAccumulatedGrossUnrealizedGain	12656000	USD
CY2022Q1	klac	Debt Securities Available For Sale And Equity Securities Accumulated Gross Unrealized Loss DebtSecuritiesAvailableForSaleAndEquitySecuritiesAccumulatedGrossUnrealizedLoss	15084000	USD
CY2022Q1	klac	Debt Securities Available For Sale And Equity Securities Fair Value DebtSecuritiesAvailableForSaleAndEquitySecuritiesFairValue	1162724000	USD
CY2021Q2	klac	Money Market Funds And Other MoneyMarketFundsAndOther	691375000	USD
CY2021Q2	klac	Money Market Funds And Other MoneyMarketFundsAndOther	691375000	USD
CY2021Q2	us-gaap	Equity Securities Fv Ni Cost EquitySecuritiesFvNiCost	3211000	USD
CY2021Q2	klac	Equity Securities Fvni Accumulated Gross Unrealized Gain EquitySecuritiesFVNIAccumulatedGrossUnrealizedGain	26719000	USD
CY2021Q2	klac	Equity Securities Fvni Accumulated Gross Unrealized Loss EquitySecuritiesFVNIAccumulatedGrossUnrealizedLoss	0	USD
CY2021Q2	us-gaap	Equity Securities Fv Ni Current And Noncurrent EquitySecuritiesFvNiCurrentAndNoncurrent	29930000	USD
CY2021Q2	klac	Marketable Securities Excluding Time Deposits Amortized Cost MarketableSecuritiesExcludingTimeDepositsAmortizedCost	1614840000	USD
CY2021Q2	klac	Debt Securities Available For Sale And Equity Securities Accumulated Gross Unrealized Gain DebtSecuritiesAvailableForSaleAndEquitySecuritiesAccumulatedGrossUnrealizedGain	27810000	USD
CY2021Q2	klac	Debt Securities Available For Sale And Equity Securities Accumulated Gross Unrealized Loss DebtSecuritiesAvailableForSaleAndEquitySecuritiesAccumulatedGrossUnrealizedLoss	334000	USD
CY2021Q2	klac	Marketable Securities Excluding Time Deposits Fair Value MarketableSecuritiesExcludingTimeDepositsFairValue	1642316000	USD
CY2021Q2	us-gaap	Interest Bearing Deposits In Banks InterestBearingDepositsInBanks	210636000	USD
CY2021Q2	us-gaap	Interest Bearing Deposits In Banks InterestBearingDepositsInBanks	210636000	USD
CY2021Q2	us-gaap	Cash Equivalents At Carrying Value CashEquivalentsAtCarryingValue	793040000	USD
CY2021Q2	us-gaap	Cash Equivalents At Carrying Value CashEquivalentsAtCarryingValue	793040000	USD
CY2021Q2	klac	Debt Securities Available For Sale And Equity Securities Amortized Cost DebtSecuritiesAvailableForSaleAndEquitySecuritiesAmortizedCost	1032436000	USD
CY2021Q2	klac	Debt Securities Available For Sale And Equity Securities Accumulated Gross Unrealized Gain DebtSecuritiesAvailableForSaleAndEquitySecuritiesAccumulatedGrossUnrealizedGain	27810000	USD
CY2021Q2	klac	Debt Securities Available For Sale And Equity Securities Accumulated Gross Unrealized Loss DebtSecuritiesAvailableForSaleAndEquitySecuritiesAccumulatedGrossUnrealizedLoss	334000	USD
CY2021Q2	klac	Debt Securities Available For Sale And Equity Securities Fair Value DebtSecuritiesAvailableForSaleAndEquitySecuritiesFairValue	1059912000	USD
CY2022Q1	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Number Of Positions DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions	543	investment
CY2022Q1	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	917131000	USD
CY2022Q1	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	15084000	USD
CY2021Q2	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	339282000	USD
CY2021Q2	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	334000	USD
CY2022Q1	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	550125000	USD
CY2022Q1	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	560500000	USD
CY2022Q1	klac	Debt Securities Available For Sale Maturity Allocated And Single Maturity Date After One Through Three Years Amortized Cost DebtSecuritiesAvailableForSaleMaturityAllocatedAndSingleMaturityDateAfterOneThroughThreeYearsAmortizedCost	615027000	USD
CY2022Q1	klac	Debt Securities Available For Sale Maturity Allocated And Single Maturity Date After One Through Three Years Fair Value DebtSecuritiesAvailableForSaleMaturityAllocatedAndSingleMaturityDateAfterOneThroughThreeYearsFairValue	602224000	USD
CY2022Q1	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	1165152000	USD
CY2022Q1	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	1162724000	USD
CY2022Q1	us-gaap	Business Combination Contingent Consideration Liability BusinessCombinationContingentConsiderationLiability	22500000	USD
CY2022Q1	us-gaap	Business Combination Contingent Consideration Liability Current BusinessCombinationContingentConsiderationLiabilityCurrent	16100000	USD
CY2022Q1	us-gaap	Business Combination Contingent Consideration Liability Noncurrent BusinessCombinationContingentConsiderationLiabilityNoncurrent	6400000	USD
	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	4	segment
	us-gaap	Number Of Operating Segments NumberOfOperatingSegments	6	segment
CY2021Q2	us-gaap	Goodwill Goodwill	2011172000	USD
	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	303324000	USD
	us-gaap	Goodwill Foreign Currency Translation Gain Loss GoodwillForeignCurrencyTranslationGainLoss	-25000	USD
CY2022Q1	us-gaap	Goodwill Goodwill	2314471000	USD
CY2022Q1	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	2095927000	USD
CY2022Q1	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	898649000	USD
CY2022Q1	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	1197278000	USD
CY2021Q2	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	1856215000	USD
CY2021Q2	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	734060000	USD
CY2021Q2	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	1122155000	USD
CY2022Q1	us-gaap	Intangible Assets Gross Excluding Goodwill IntangibleAssetsGrossExcludingGoodwill	2160383000	USD
CY2022Q1	klac	Finite Lived Intangible Assets Accumulated Amortization And Other Accumulated Adjustment FiniteLivedIntangibleAssetsAccumulatedAmortizationAndOtherAccumulatedAdjustment	904711000	USD
CY2022Q1	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	1255672000	USD
CY2021Q2	us-gaap	Intangible Assets Gross Excluding Goodwill IntangibleAssetsGrossExcludingGoodwill	1919471000	USD
CY2021Q2	klac	Finite Lived Intangible Assets Accumulated Amortization And Other Accumulated Adjustment FiniteLivedIntangibleAssetsAccumulatedAmortizationAndOtherAccumulatedAdjustment	734160000	USD
CY2021Q2	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	1185311000	USD
	us-gaap	Impairment Of Intangible Assets Excluding Goodwill ImpairmentOfIntangibleAssetsExcludingGoodwill	0	USD
CY2022Q1	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	57719000	USD
CY2021Q1	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	52404000	USD
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	164807000	USD
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	153974000	USD
CY2022Q1	us-gaap	Finite Lived Intangible Assets Amortization Expense Remainder Of Fiscal Year FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear	65342000	USD
CY2022Q1	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	259649000	USD
CY2022Q1	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	237210000	USD
CY2022Q1	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	220908000	USD
CY2022Q1	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	204894000	USD
CY2022Q1	klac	Finite Lived Intangible Asset Expected Amortization Year Five And Thereafter FiniteLivedIntangibleAssetExpectedAmortizationYearFiveAndThereafter	209275000	USD
CY2022Q1	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	1197278000	USD
CY2022Q1	klac	Debt Long Term And Short Term Combined Amount Gross DebtLongTermAndShortTermCombinedAmountGross	3725000000	USD
CY2021Q2	klac	Debt Long Term And Short Term Combined Amount Gross DebtLongTermAndShortTermCombinedAmountGross	3470000000	USD
CY2022Q1	us-gaap	Debt Instrument Unamortized Discount DebtInstrumentUnamortizedDiscount	6709000	USD
CY2021Q2	us-gaap	Debt Instrument Unamortized Discount DebtInstrumentUnamortizedDiscount	7168000	USD
CY2022Q1	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	18492000	USD
CY2021Q2	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	20065000	USD
CY2022Q1	us-gaap	Debt Longterm And Shortterm Combined Amount DebtLongtermAndShorttermCombinedAmount	3699799000	USD
CY2021Q2	us-gaap	Debt Longterm And Shortterm Combined Amount DebtLongtermAndShorttermCombinedAmount	3442767000	USD
CY2022Q1	us-gaap	Short Term Borrowings ShortTermBorrowings	0	USD
CY2021Q2	us-gaap	Short Term Borrowings ShortTermBorrowings	20000000	USD
CY2022Q1	us-gaap	Long Term Debt LongTermDebt	3699799000	USD
CY2021Q2	us-gaap	Long Term Debt LongTermDebt	3422767000	USD
CY2022Q1	us-gaap	Debt Longterm And Shortterm Combined Amount DebtLongtermAndShorttermCombinedAmount	3699799000	USD
CY2021Q2	us-gaap	Debt Longterm And Shortterm Combined Amount DebtLongtermAndShorttermCombinedAmount	3442767000	USD
CY2022Q1	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	1250000000	USD
CY2022Q1	klac	Long Term Debt Maturities Repayments Of Principal After Year Four LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFour	2200000000	USD
CY2022Q1	us-gaap	Operating Lease Expense OperatingLeaseExpense	9200000	USD
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CY2021Q1	us-gaap	Operating Lease Expense OperatingLeaseExpense	9700000	USD
	us-gaap	Operating Lease Expense OperatingLeaseExpense	29300000	USD
CY2022Q1	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P4Y6M
CY2022Q1	klac	Stock Based Compensation Capitalized As Inventory StockBasedCompensationCapitalizedAsInventory	8000000	USD
CY2021Q2	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P4Y7M6D
CY2022Q1	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0158
CY2021Q2	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0164
	us-gaap	Operating Lease Payments OperatingLeasePayments	28680000	USD
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	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	29155000	USD
CY2022Q1	us-gaap	Lessee Operating Lease Liability Payments Remainder Of Fiscal Year LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear	9270000	USD
CY2022Q1	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	29251000	USD
CY2022Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	19231000	USD
CY2022Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	13389000	USD
CY2022Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	10027000	USD
CY2022Q1	klac	Lessee Operating Lease Liability To Be Paid After Year Four LesseeOperatingLeaseLiabilityToBePaidAfterYearFour	15840000	USD
CY2022Q1	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	97008000	USD
CY2022Q1	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	3797000	USD
CY2022Q1	us-gaap	Operating Lease Liability OperatingLeaseLiability	93211000	USD
CY2022Q1	klac	Lessee Operating Lease Lease Not Yet Commenced Liability LesseeOperatingLeaseLeaseNotYetCommencedLiability	22100000	USD
CY2022Q1	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	37087000	USD
CY2021Q1	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	30327000	USD
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	90069000	USD
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	84146000	USD
CY2021Q2	klac	Stock Based Compensation Capitalized As Inventory StockBasedCompensationCapitalizedAsInventory	8000000	USD
	klac	Employee Stock Purchase Plan Offering Period EmployeeStockPurchasePlanOfferingPeriod	P6M
	klac	Employee Stock Purchase Plan Offering Period EmployeeStockPurchasePlanOfferingPeriod	P6M
CY2022Q1	klac	Espp Maximum Annual Share Replenishment ESPPMaximumAnnualShareReplenishment	2000000	shares
CY2022Q1	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	1.05
CY2021Q2	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	93000000	USD
CY2021Q3	us-gaap	Stock Repurchase Program Authorized Amount1 StockRepurchaseProgramAuthorizedAmount1	2000000000	USD
CY2022Q1	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	700000000	USD
CY2022Q1	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	564666000	USD
CY2021Q1	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	273441000	USD
	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	1394217000	USD
	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	644830000	USD
CY2022Q1	us-gaap	Net Income Loss NetIncomeLoss	730572000	USD
CY2021Q1	us-gaap	Net Income Loss NetIncomeLoss	567496000	USD
	us-gaap	Net Income Loss NetIncomeLoss	2516433000	USD
	us-gaap	Net Income Loss NetIncomeLoss	1445314000	USD
CY2022Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	150145000	shares
CY2021Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	153801000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	151250000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	154457000	shares
CY2022Q1	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	1041000	shares
CY2021Q1	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	1358000	shares
	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	1096000	shares
	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	1332000	shares
CY2022Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	151186000	shares
CY2021Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	155159000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	152346000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	155789000	shares
CY2022Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	4.87
CY2021Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	3.69
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	16.64
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	9.36
CY2022Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	4.83
CY2021Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	3.66
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	16.52
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	9.28
CY2022Q1	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	10000	shares
CY2021Q1	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	9000	shares
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	0	shares
CY2022Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	846285000	USD
CY2021Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	640403000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	2539538000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	1651611000	USD
CY2022Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	115625000	USD
CY2021Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	73233000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	22876000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	207316000	USD
CY2022Q1	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.137
CY2021Q1	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.114
	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.009
	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.126
CY2022Q1	klac	Receivables Sold Under Factoring Agreements ReceivablesSoldUnderFactoringAgreements	63094000	USD
CY2021Q1	klac	Receivables Sold Under Factoring Agreements ReceivablesSoldUnderFactoringAgreements	100475000	USD
	klac	Receivables Sold Under Factoring Agreements ReceivablesSoldUnderFactoringAgreements	210130000	USD
	klac	Receivables Sold Under Factoring Agreements ReceivablesSoldUnderFactoringAgreements	239037000	USD
CY2022Q1	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	74267000	USD
CY2021Q1	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	19458000	USD
	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	115433000	USD
	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	60297000	USD
CY2022Q1	us-gaap	Purchase Commitment Remaining Minimum Amount Committed PurchaseCommitmentRemainingMinimumAmountCommitted	3400000000	USD
CY2022Q1	us-gaap	Longterm Purchase Commitment Period LongtermPurchaseCommitmentPeriod	P12M
CY2022Q1	klac	Long Term Incentive Plan Committed Amount LongTermIncentivePlanCommittedAmount	241800000	USD
CY2022Q1	klac	Guarantee Arrangements To Fund Guarantees To Customs Authorities Amount GuaranteeArrangementsToFundGuaranteesToCustomsAuthoritiesAmount	87500000	USD
CY2022Q1	klac	Guarantee Arrangements To Fund Guarantees To Customs Authorities Amount Issued GuaranteeArrangementsToFundGuaranteesToCustomsAuthoritiesAmountIssued	58100000	USD
CY2022Q1	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	2288676000	USD
CY2022Q1	klac	Cost Of Revenue And Operating Expense CostOfRevenueAndOperatingExpense	1393769000	USD
CY2022Q1	us-gaap	Interest Expense InterestExpense	39978000	USD
CY2022Q1	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-8644000	USD
CY2021Q1	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1803773000	USD
CY2021Q1	klac	Cost Of Revenue And Operating Expense CostOfRevenueAndOperatingExpense	1131626000	USD
CY2021Q1	us-gaap	Interest Expense InterestExpense	39092000	USD
CY2021Q1	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	7348000	USD
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	6725144000	USD
	klac	Cost Of Revenue And Operating Expense CostOfRevenueAndOperatingExpense	4045479000	USD
	us-gaap	Interest Expense InterestExpense	116142000	USD
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-23985000	USD
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	4993263000	USD
	klac	Cost Of Revenue And Operating Expense CostOfRevenueAndOperatingExpense	3224563000	USD
	us-gaap	Interest Expense InterestExpense	117358000	USD
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	269000	USD
CY2021	us-gaap	Derivative Remaining Maturity1 DerivativeRemainingMaturity1	P11M
	us-gaap	Derivative Remaining Maturity1 DerivativeRemainingMaturity1	P11M
CY2022Q1	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	44762000	USD
CY2022Q1	us-gaap	Derivative Asset Fair Value Gross Liability DerivativeAssetFairValueGrossLiability	0	USD
CY2022Q1	us-gaap	Derivative Assets DerivativeAssets	44762000	USD
CY2022Q1	us-gaap	Derivative Asset Not Offset Policy Election Deduction DerivativeAssetNotOffsetPolicyElectionDeduction	8017000	USD
CY2022Q1	us-gaap	Derivative Collateral Obligation To Return Cash DerivativeCollateralObligationToReturnCash	0	USD
CY2022Q1	us-gaap	Derivative Asset Fair Value Offset Against Collateral Net Of Not Subject To Master Netting Arrangement Policy Election DerivativeAssetFairValueOffsetAgainstCollateralNetOfNotSubjectToMasterNettingArrangementPolicyElection	36745000	USD
CY2022Q1	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	8887000	USD
CY2022Q1	us-gaap	Derivative Liability Fair Value Gross Asset DerivativeLiabilityFairValueGrossAsset	0	USD
CY2022Q1	us-gaap	Derivative Liabilities DerivativeLiabilities	8887000	USD
CY2022Q1	us-gaap	Derivative Liability Not Offset Policy Election Deduction DerivativeLiabilityNotOffsetPolicyElectionDeduction	8017000	USD
CY2022Q1	us-gaap	Derivative Collateral Right To Reclaim Cash DerivativeCollateralRightToReclaimCash	0	USD
CY2022Q1	us-gaap	Derivative Liability Fair Value Offset Against Collateral Net Of Not Subject To Master Netting Arrangement Policy Election DerivativeLiabilityFairValueOffsetAgainstCollateralNetOfNotSubjectToMasterNettingArrangementPolicyElection	870000	USD
CY2021Q2	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	8252000	USD
CY2021Q2	us-gaap	Derivative Asset Fair Value Gross Liability DerivativeAssetFairValueGrossLiability	0	USD
CY2021Q2	us-gaap	Derivative Assets DerivativeAssets	8252000	USD
CY2021Q2	us-gaap	Derivative Asset Not Offset Policy Election Deduction DerivativeAssetNotOffsetPolicyElectionDeduction	2492000	USD
CY2021Q2	us-gaap	Derivative Collateral Obligation To Return Cash DerivativeCollateralObligationToReturnCash	0	USD
CY2021Q2	us-gaap	Derivative Asset Fair Value Offset Against Collateral Net Of Not Subject To Master Netting Arrangement Policy Election DerivativeAssetFairValueOffsetAgainstCollateralNetOfNotSubjectToMasterNettingArrangementPolicyElection	5760000	USD
CY2021Q2	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	2807000	USD
CY2021Q2	us-gaap	Derivative Liability Fair Value Gross Asset DerivativeLiabilityFairValueGrossAsset	0	USD
CY2021Q2	us-gaap	Derivative Liabilities DerivativeLiabilities	2807000	USD
CY2021Q2	us-gaap	Derivative Liability Not Offset Policy Election Deduction DerivativeLiabilityNotOffsetPolicyElectionDeduction	2492000	USD
CY2021Q2	us-gaap	Derivative Collateral Right To Reclaim Cash DerivativeCollateralRightToReclaimCash	0	USD
CY2021Q2	us-gaap	Derivative Liability Fair Value Offset Against Collateral Net Of Not Subject To Master Netting Arrangement Policy Election DerivativeLiabilityFairValueOffsetAgainstCollateralNetOfNotSubjectToMasterNettingArrangementPolicyElection	315000	USD
CY2022Q1	us-gaap	Revenue From Related Parties RevenueFromRelatedParties	4485000	USD
CY2021Q1	us-gaap	Revenue From Related Parties RevenueFromRelatedParties	417000	USD
	us-gaap	Revenue From Related Parties RevenueFromRelatedParties	5108000	USD
	us-gaap	Revenue From Related Parties RevenueFromRelatedParties	1055000	USD
CY2022Q1	us-gaap	Related Party Transaction Expenses From Transactions With Related Party RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty	562000	USD
CY2021Q1	us-gaap	Related Party Transaction Expenses From Transactions With Related Party RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty	545000	USD
	us-gaap	Related Party Transaction Expenses From Transactions With Related Party RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty	834000	USD
	us-gaap	Related Party Transaction Expenses From Transactions With Related Party RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty	1116000	USD
CY2022Q1	us-gaap	Accounts Receivable Related Parties Current AccountsReceivableRelatedPartiesCurrent	1100000	USD
CY2021Q2	us-gaap	Accounts Receivable Related Parties Current AccountsReceivableRelatedPartiesCurrent	1100000	USD
	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	4	segment
	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	4	segment
CY2022Q1	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	2288676000	USD
CY2021Q1	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1803773000	USD
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	6725144000	USD
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	4993263000	USD
CY2022Q1	klac	Acquisition Related Charges Corporate Allocations And Effects Of Foreign Exchange Rates AcquisitionRelatedChargesCorporateAllocationsAndEffectsOfForeignExchangeRates	42684000	USD
CY2021Q1	klac	Acquisition Related Charges Corporate Allocations And Effects Of Foreign Exchange Rates AcquisitionRelatedChargesCorporateAllocationsAndEffectsOfForeignExchangeRates	40438000	USD
	klac	Acquisition Related Charges Corporate Allocations And Effects Of Foreign Exchange Rates AcquisitionRelatedChargesCorporateAllocationsAndEffectsOfForeignExchangeRates	124661000	USD
	klac	Acquisition Related Charges Corporate Allocations And Effects Of Foreign Exchange Rates AcquisitionRelatedChargesCorporateAllocationsAndEffectsOfForeignExchangeRates	115887000	USD
CY2022Q1	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	285189000	USD
CY2021Q1	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	238957000	USD
	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	808373000	USD
	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	687059000	USD
CY2022Q1	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	216489000	USD
CY2021Q1	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	183040000	USD
	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	623229000	USD
	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	537580000	USD
CY2022Q1	us-gaap	Interest Expense InterestExpense	39978000	USD
CY2021Q1	us-gaap	Interest Expense InterestExpense	39092000	USD
	us-gaap	Interest Expense InterestExpense	116142000	USD
	us-gaap	Interest Expense InterestExpense	117358000	USD
CY2022Q1	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-8644000	USD
CY2021Q1	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	7348000	USD
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-23985000	USD
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	269000	USD
CY2022Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	846285000	USD
CY2021Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	640403000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	2539538000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	1651611000	USD
CY2022Q1	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	2288676000	USD
CY2021Q1	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1803773000	USD
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	6725144000	USD
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	4993263000	USD
CY2022Q1	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	2288676000	USD
CY2021Q1	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1803773000	USD
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	6725144000	USD
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	4993263000	USD
CY2022Q1	us-gaap	Noncurrent Assets NoncurrentAssets	808874000	USD
CY2021Q2	us-gaap	Noncurrent Assets NoncurrentAssets	663027000	USD
CY2022Q1	us-gaap	Restructuring Charges RestructuringCharges	0	USD
CY2021Q1	us-gaap	Restructuring Charges RestructuringCharges	2900000	USD
	us-gaap	Restructuring Charges RestructuringCharges	900000	USD
	us-gaap	Restructuring Charges RestructuringCharges	11100000	USD
CY2021Q1	us-gaap	Restructuring Reserve Accelerated Depreciation RestructuringReserveAcceleratedDepreciation	1000000	USD
	us-gaap	Restructuring Reserve Accelerated Depreciation RestructuringReserveAcceleratedDepreciation	3000000	USD
CY2022Q1	us-gaap	Restructuring Reserve RestructuringReserve	3100000	USD
CY2021Q2	us-gaap	Restructuring Reserve RestructuringReserve	3300000	USD

Files In Submission

Name	View Source	Status
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$KLAC
KLA CORP Stock $klac

2022 Q2 Form 10-Q Financial Statement

#000031920122000012 Filed on April 29, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$KLAC KLA CORP Stock $klac

2022 Q2 Form 10-Q Financial Statement

#000031920122000012 Filed on April 29, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$KLAC
KLA CORP Stock $klac