XML 74 R63.htm IDEA: XBRL DOCUMENT
v3.8.0.1

LONG-TERM DEBT AND OTHER BORROWINGS - Schedule of Additional Senior Notes Information (Details) $ in Thousands | 9 Months Ended
--- | ---
Mar. 25, 2018 USD ($)
2020 Notes |
Debt Instrument [Line Items] |
Remaining Amortization Period (years) | 2 years
2020 Notes | Fair Value Level 2 |
Debt Instrument [Line Items] |
Fair Value of Notes (Level 2) | $ 498,720
2021 Notes |
Debt Instrument [Line Items] |
Remaining Amortization Period (years) | 3 years 2 months 15 days
2021 Notes | Fair Value Level 2 |
Debt Instrument [Line Items] |
Fair Value of Notes (Level 2) | $ 791,512
2025 Notes |
Debt Instrument [Line Items] |
Remaining Amortization Period (years) | 7 years
2025 Notes | Fair Value Level 2 |
Debt Instrument [Line Items] |
Fair Value of Notes (Level 2) | $ 503,910

X
- Definition Fair value portion of borrowing which can be exchanged for a specified number of another security at the option of the issuer or the holder, for example, but not limited to, the entity's common stock. + References No definition available. + Details
Name: | us-gaap_ConvertibleDebtFairValueDisclosures
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Remaining amortization period for discount on the liability component of convertible debt which may be settled in cash upon conversion, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 5 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6928298&loc=SL6031898-161870 + Details
Name: | us-gaap_DebtInstrumentConvertibleRemainingDiscountAmortizationPeriod1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_DebtInstrumentLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_DebtInstrumentAxis=lrcx_A2020NotesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel2Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=lrcx_A2021NotesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=lrcx_A2025NotesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |