XML 115 R101.htm IDEA: XBRL DOCUMENT
v3.25.2

COMMITMENTS AND CONTINGENCIES - Additional Information (Details) $ in Millions | 1 Months Ended | 12 Months Ended
--- | --- | ---
Jan. 31, 2025 | Jun. 30, 2025 USD ($) installment
Commitments and Contingencies |  |
Purchase commitments |  | $ 2,420.0
Majority outstanding purchase commitment, period due (in months) |  | 12 months
Cash-based long-term incentive plan, committed amount |  | $ 119.6
Guarantee arrangements to fund customs guarantees for VAT and other operating requirements |  | 126.8
Outstanding guarantee arrangements to fund customs guarantees for VAT and other operating requirements |  | $ 92.7
Goals for renewable electricity across global operations by 2030 | 100.00% |
Reduction of scope 1 and 2 emissions from 2021 baseline by 2030 | 50.00% |
Minimum | Cash LTI Plan |  |
Commitments and Contingencies |  |
Cash long-term incentive plan, equal vesting installments | installment |  | 3
Cash long-term incentive plan, percentage of equal vesting installments |  | 33.33%
Cash long-term incentive plan, vesting period |  | 3 years
Maximum | Cash LTI Plan |  |
Commitments and Contingencies |  |
Cash long-term incentive plan, equal vesting installments | installment |  | 4
Cash long-term incentive plan, percentage of equal vesting installments |  | 25.00%
Cash long-term incentive plan, vesting period |  | 4 years

X
- Definition Cash Long-term Incentive Plan, Equal Vesting Installments + References No definition available. + Details
Name: | klac_CashLongtermIncentivePlanEqualVestingInstallments
Namespace Prefix: | klac_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Commitments and Contingencies [Abstract] + References No definition available. + Details
Name: | klac_CommitmentsAndContingenciesAbstract
Namespace Prefix: | klac_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Deferred Compensation Arrangement with Individual, Percentage Of Equal Vesting Installments + References No definition available. + Details
Name: | klac_DeferredCompensationArrangementWithIndividualPercentageOfEqualVestingInstallments
Namespace Prefix: | klac_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Deferred Compensation Arrangement with Individual, Vesting Period + References No definition available. + Details
Name: | klac_DeferredCompensationArrangementWithIndividualVestingPeriod
Namespace Prefix: | klac_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Guarantee Arrangements To Fund Guarantees To Customs Authorities Amount + References No definition available. + Details
Name: | klac_GuaranteeArrangementsToFundGuaranteesToCustomsAuthoritiesAmount
Namespace Prefix: | klac_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Guarantee Arrangements To Fund Guarantees To Customs Authorities Amount Issued + References No definition available. + Details
Name: | klac_GuaranteeArrangementsToFundGuaranteesToCustomsAuthoritiesAmountIssued
Namespace Prefix: | klac_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Long-Term Incentive Plan, Committed Amount + References No definition available. + Details
Name: | klac_LongTermIncentivePlanCommittedAmount
Namespace Prefix: | klac_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Outstanding Inventory Purchase Commitment + References No definition available. + Details
Name: | klac_OutstandingInventoryPurchaseCommitment
Namespace Prefix: | klac_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Reduction Of Scope 1 And 2 Emission From Previous Baseline By 2030, Percentage + References No definition available. + Details
Name: | klac_ReductionOfScope1And2EmissionFromPreviousBaselineBy2030Percentage
Namespace Prefix: | klac_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Renewable Electricity Across Global Operations By 2030, Goal Percentage + References No definition available. + Details
Name: | klac_RenewableElectricityAcrossGlobalOperationsBy2030GoalPercentage
Namespace Prefix: | klac_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Minimum amount to be expended to satisfy the terms of arrangements in which the entity has agreed to expend funds to procure goods or services, excluding long-term purchase commitments or unconditional purchase obligations. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(17)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(25)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 + Details
Name: | us-gaap_PurchaseCommitmentRemainingMinimumAmountCommitted
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DeferredCompensationArrangementWithIndividualExcludingShareBasedPaymentsAndPostretirementBenefitsByTypeOfDeferredCompensationAxis=klac_CashBasedLongTermIncentiveProgramMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |