季度报告根据第13或15节（D）

Income Taxes (Details)

v2.4.1.9
Income Taxes (Details) (USD $)
3个月结束了 9个月结束 3个月结束了 12 Months Ended
Mar. 31, 2015
Dec. 31, 2014
Mar. 31, 2014
Mar. 31, 2015
Mar. 31, 2014
Jun. 30, 2015
Jun. 30, 2015
Income Taxes [Line Items]
Income before income taxes $ 166,454,000US-GAAP_INCOMELOSSFROMCONTINUINGOPERATIONSBEFOREINCOMETAXESMINORITYINTESTANDINCOMELOSSFROMEQUETMETHODINFORMENT $ 251,246,000US-GAAP_INCOMELOSSFROMCONTINUINGOPERATIONSBEFOREINCOMETAXESMINORITYINTESTANDINCOMELOSSFROMEQUETMETHODINFORMENT $ 259,193,000US-GAAP_INCOMELOSSFROMCONTINUINGOPERATIONSBEFOREINCOMETAXESMINORITYINTESTANDINCOMELOSSFROMEQUETMETHODINFORMENT $ 567,855,000US-GAAP_INCOMELOSSFROMCONTINUINGOPERATIONSBEFOREINCOMETAXESMINORITYINTESTANDINCOMELOSSFROMEQUETMETHODINFORMENT
Provision for income taxes 34,816,000.US-GAAP_INCOMETAXEPPENSBENEFIT. 47,665,000US-GAAP_INCOMETAXEPPENSBENEFIT. 35,054,000.US-GAAP_INCOMETAXEPPENSBENEFIT. 113,831,000US-GAAP_INCOMETAXEPPENSBENEFIT.
有效税率 20.90％US-GAAP_EFFectiveIveIncometaxrateContinuingoperations 19.00%US-GAAP_EFFectiveIveIncometaxrateContinuingoperations 13.50%US-GAAP_EFFectiveIveIncometaxrateContinuingoperations 20.00％US-GAAP_EFFectiveIveIncometaxrateContinuingoperations
Pre-tax net loss on extinguishment of debt 131,700,000US-GAAP_GainsLossesOnExtinguishmentOfDebt 131,700,000US-GAAP_GainsLossesOnExtinguishmentOfDebt
Tax rate reconciliation, deduction, executive deferred savings plan 2,100,000.klac_EffectiveIncomeTaxRateReconciliationDeductionExecutiveDeferredSavingsPlanAmount 3,200,000klac_EffectiveIncomeTaxRateReconciliationDeductionExecutiveDeferredSavingsPlanAmount
Tax rate reconciliation, deduction, inter-company dividends 3,800,000US-GAAP_INCOMETAXRECONCILITIONDENTIONSDIVIDENDS.
税率比较，扣除，诉讼法规到期 5,500,000klac_IncomeTaxRateComparisonDeductionExpirationofStatuteofLimitations
税率比较，扣除，外国收益 2,100,000.klac_IncomeTaxRateComparisonDeductionForeignEarnings
税率比较，扣除，行政延期储蓄计划 1,300,000klac_effectiveIncometaxratecomparisondeductionExecutivedeferredsavingsplan.
税率比较，扣除，公司间股息beplay官网ued 3,800,000klac_EffectiveIncomeTaxRateComparisonDeductionDividends
Decrease in tax expense as compared to prior year period, $131.7 million pre-tax net loss on extinguishment of debt, amount 45,200,000.klac_incometaxratecomparisondeductiongainlossonextinguishmentofdebtamount.
Unrecognized tax benefits, reduction in next twelve months resulting from lapse of applicable statute of limitations 5,500,000US-GAAP_UNRECOGNIPEDTAXBENEFITSREDUTIONSRESULTINGFROMLAPESTOFAPPLICABLESTATUTEOFLIMITATIONS.
与前一年相比，减少税收费用，增加了公司税收税率的税率比例低于美国法定利率的税率比例beplay官网ued 4,900,000.klac_IncomeTaxRateComparisonTaxExemptChangeInFairValueOfAssetsOfDeferredSavingsPlan
减少无法识别的税收优惠是合理的 $ 22,900,000klac_DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible $ 22,900,000klac_DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible
Forecast
Income Taxes [Line Items]
Estimated effective tax rate 22.00%klac_estimated yefectivetaxrate.
/ us-gaap_StatementScenarioAxis
= US-GAAP_SCENARIOFORECASTMEMBER		 17.00％klac_estimated yefectivetaxrate.
/ us-gaap_StatementScenarioAxis
= US-GAAP_SCENARIOFORECASTMEMBER
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