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v2.4.1.9

Schedule of Recognized Interest Cost Relating to Both Contractual Interest Coupon and Amortization of Discount on Liability Component of Notes (Detail) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 9 Months Ended
--- | --- | ---
Mar. 29, 2015 | Mar. 30, 2014 | Mar. 29, 2015 | Mar. 30, 2014
Debt Instrument [Line Items] |  |  |  |
Amortization of discount |  |  | $ 25,867 us-gaap_AmortizationOfDebtDiscountPremium | $ 24,652 us-gaap_AmortizationOfDebtDiscountPremium
2016, 2018, 2020, 2025 and 2041 Notes |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Contractual interest coupon | 8,200 lrcx_ContractualInterestCoupon / us-gaap_LongtermDebtTypeAxis = lrcx_TwoThousandSixteenTwoThousandEighteenTwoThousandTwentyTwoThousandTwentyFiveAndTwoThousandFortyOneSeniorNotesMember | 6,562 lrcx_ContractualInterestCoupon / us-gaap_LongtermDebtTypeAxis = lrcx_TwoThousandSixteenTwoThousandEighteenTwoThousandTwentyTwoThousandTwentyFiveAndTwoThousandFortyOneSeniorNotesMember | 21,324 lrcx_ContractualInterestCoupon / us-gaap_LongtermDebtTypeAxis = lrcx_TwoThousandSixteenTwoThousandEighteenTwoThousandTwentyTwoThousandTwentyFiveAndTwoThousandFortyOneSeniorNotesMember | 19,686 lrcx_ContractualInterestCoupon / us-gaap_LongtermDebtTypeAxis = lrcx_TwoThousandSixteenTwoThousandEighteenTwoThousandTwentyTwoThousandTwentyFiveAndTwoThousandFortyOneSeniorNotesMember
Amortization of discount | 8,749 us-gaap_AmortizationOfDebtDiscountPremium / us-gaap_LongtermDebtTypeAxis = lrcx_TwoThousandSixteenTwoThousandEighteenTwoThousandTwentyTwoThousandTwentyFiveAndTwoThousandFortyOneSeniorNotesMember | 8,313 us-gaap_AmortizationOfDebtDiscountPremium / us-gaap_LongtermDebtTypeAxis = lrcx_TwoThousandSixteenTwoThousandEighteenTwoThousandTwentyTwoThousandTwentyFiveAndTwoThousandFortyOneSeniorNotesMember | 25,868 us-gaap_AmortizationOfDebtDiscountPremium / us-gaap_LongtermDebtTypeAxis = lrcx_TwoThousandSixteenTwoThousandEighteenTwoThousandTwentyTwoThousandTwentyFiveAndTwoThousandFortyOneSeniorNotesMember | 24,652 us-gaap_AmortizationOfDebtDiscountPremium / us-gaap_LongtermDebtTypeAxis = lrcx_TwoThousandSixteenTwoThousandEighteenTwoThousandTwentyTwoThousandTwentyFiveAndTwoThousandFortyOneSeniorNotesMember
Amortization of issuance costs | 603 us-gaap_AmortizationOfFinancingCosts / us-gaap_LongtermDebtTypeAxis = lrcx_TwoThousandSixteenTwoThousandEighteenTwoThousandTwentyTwoThousandTwentyFiveAndTwoThousandFortyOneSeniorNotesMember | 591 us-gaap_AmortizationOfFinancingCosts / us-gaap_LongtermDebtTypeAxis = lrcx_TwoThousandSixteenTwoThousandEighteenTwoThousandTwentyTwoThousandTwentyFiveAndTwoThousandFortyOneSeniorNotesMember | 1,784 us-gaap_AmortizationOfFinancingCosts / us-gaap_LongtermDebtTypeAxis = lrcx_TwoThousandSixteenTwoThousandEighteenTwoThousandTwentyTwoThousandTwentyFiveAndTwoThousandFortyOneSeniorNotesMember | 1,772 us-gaap_AmortizationOfFinancingCosts / us-gaap_LongtermDebtTypeAxis = lrcx_TwoThousandSixteenTwoThousandEighteenTwoThousandTwentyTwoThousandTwentyFiveAndTwoThousandFortyOneSeniorNotesMember
Amortization of interest rate contracts | 19 lrcx_AmortizationOfFairValueOfInterestRateCashFlowHedgeDuringPeriod / us-gaap_LongtermDebtTypeAxis = lrcx_TwoThousandSixteenTwoThousandEighteenTwoThousandTwentyTwoThousandTwentyFiveAndTwoThousandFortyOneSeniorNotesMember |  | 19 lrcx_AmortizationOfFairValueOfInterestRateCashFlowHedgeDuringPeriod / us-gaap_LongtermDebtTypeAxis = lrcx_TwoThousandSixteenTwoThousandEighteenTwoThousandTwentyTwoThousandTwentyFiveAndTwoThousandFortyOneSeniorNotesMember |
Total interest cost recognized | $ 17,571 us-gaap_InterestExpenseDebt / us-gaap_LongtermDebtTypeAxis = lrcx_TwoThousandSixteenTwoThousandEighteenTwoThousandTwentyTwoThousandTwentyFiveAndTwoThousandFortyOneSeniorNotesMember | $ 15,466 us-gaap_InterestExpenseDebt / us-gaap_LongtermDebtTypeAxis = lrcx_TwoThousandSixteenTwoThousandEighteenTwoThousandTwentyTwoThousandTwentyFiveAndTwoThousandFortyOneSeniorNotesMember | $ 48,995 us-gaap_InterestExpenseDebt / us-gaap_LongtermDebtTypeAxis = lrcx_TwoThousandSixteenTwoThousandEighteenTwoThousandTwentyTwoThousandTwentyFiveAndTwoThousandFortyOneSeniorNotesMember | $ 46,110 us-gaap_InterestExpenseDebt / us-gaap_LongtermDebtTypeAxis = lrcx_TwoThousandSixteenTwoThousandEighteenTwoThousandTwentyTwoThousandTwentyFiveAndTwoThousandFortyOneSeniorNotesMember

X
- Definition The amount of net gains or losses on interest rate cash flow hedges reclassified during the period to earnings from accumulated other comprehensive income. + References No definition available. + Details
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X
- Definition Interest expense related to convertible debt instruments which has been recognized for the period, related to contractual interest coupon. + References No definition available. + Details
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- Definition Amount of noncash expense included in interest expense to amortize debt discount and premium associated with the related debt instruments. Excludes amortization of financing costs. Alternate captions include noncash interest expense. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 1A -URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28541-108399 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.8) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 8 -Article 5 + Details
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- Definition Amount of noncash expense included in interest expense to issue debt and obtain financing associated with the related debt instruments. Alternate captions include noncash interest expense. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.8) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 8 -Article 5 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 8 -Article 9 + Details
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- Definition Amount of the cost of borrowed funds accounted for as interest expense for debt. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.8) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 8 -Article 5 + Details
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