XML 59 R48.htm IDEA: XBRL DOCUMENT
v3.21.2

FINANCIAL INSTRUMENTS - Schedule of Cash, Cash Equivalents, Investments, Restricted Cash and Investments and Other Assets Measured at Fair Value on Recurring Basis (Details) - USD ($) $ in Thousands | Sep. 26, 2021 | Jun. 27, 2021 | Sep. 27, 2020
--- | --- | --- | ---
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |  |
Debt securities, Cost | $ 3,799,058 |  |  |
Total Cost | 4,944,196 | $ 6,060,441 |  |
Total, Unrealized Gain | 20,170 | 17,952 |  |
Total, Unrealized (Loss) | (357) | (600) |  |
Total, Fair Value | 4,964,009 | 6,077,793 |  |
Cash and Cash Equivalents | 4,042,151 | 4,418,263 | [1] | $ 4,129,067
Investments | 569,472 | 1,310,872 | [1] |
Restricted Cash & Investments | 251,448 | 252,487 | [1] |
Other Assets | 100,938 | 96,171 |  |
Level 1 |  |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |  |
Total Cost | 1,393,036 | 2,531,575 |  |
Total, Unrealized Gain | 19,389 | 15,606 |  |
Total, Unrealized (Loss) | (28) | (80) |  |
Total, Fair Value | 1,412,397 | 2,547,101 |  |
Cash and Cash Equivalents | 1,309,610 | 2,246,138 |  |
Investments | 1,849 | 204,792 |  |
Restricted Cash & Investments | 0 | 0 |  |
Other Assets | 100,938 | 96,171 |  |
Level 2 |  |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |  |
Total Cost | 567,171 | 1,104,254 |  |
Total, Unrealized Gain | 781 | 2,346 |  |
Total, Unrealized (Loss) | (329) | (520) |  |
Total, Fair Value | 567,623 | 1,106,080 |  |
Cash and Cash Equivalents | 0 | 0 |  |
Investments | 567,623 | 1,106,080 |  |
Restricted Cash & Investments | 0 | 0 |  |
Other Assets | 0 | 0 |  |
Cash |  |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |  |
Cash and Cash Equivalents | 1,063,562 | 875,738 |  |
Cash and Cash Equivalents | 1,062,142 | 873,278 |  |
Investments | 0 | 0 |  |
Restricted Cash & Investments | 1,420 | 2,460 |  |
Other Assets | 0 | 0 |  |
Time deposits |  |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |  |
Cash and Cash Equivalents | 1,920,427 | 1,548,874 |  |
Cash and Cash Equivalents | 1,670,399 | 1,298,847 |  |
Investments | 0 | 0 |  |
Restricted Cash & Investments | 250,028 | 250,027 |  |
Other Assets | 0 | 0 |  |
Money market funds | Level 1 |  |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |  |
Debt securities, Cost | 1,309,610 | 2,246,138 |  |
Debt securities, Unrealized Gain | 0 | 0 |  |
Debt securities, Unrealized (Loss) | 0 | 0 |  |
Debt securities, Fair Value | 1,309,610 | 2,246,138 |  |
Cash and Cash Equivalents | 1,309,610 | 2,246,138 |  |
Investments | 0 | 0 |  |
Restricted Cash & Investments | 0 | 0 |  |
Other Assets | 0 | 0 |  |
U.S. Treasury and agencies | Level 1 |  |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |  |
Debt securities, Cost | 1,850 | 204,743 |  |
Debt securities, Unrealized Gain | 0 | 96 |  |
Debt securities, Unrealized (Loss) | (1) | (47) |  |
Debt securities, Fair Value | 1,849 | 204,792 |  |
Cash and Cash Equivalents | 0 | 0 |  |
Investments | 1,849 | 204,792 |  |
Restricted Cash & Investments | 0 | 0 |  |
Other Assets | 0 | 0 |  |
Mutual funds | Level 1 |  |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |  |
Trading securities, Cost | 81,576 | 80,694 |  |
Trading securities, Unrealized Gain | 19,389 | 15,510 |  |
Trading securities, Unrealized (Loss) | (27) | (33) |  |
Trading securities, Fair Value | 100,938 | 96,171 |  |
Cash and Cash Equivalents | 0 | 0 |  |
Investments | 0 | 0 |  |
Restricted Cash & Investments | 0 | 0 |  |
Other Assets | 100,938 | 96,171 |  |
Government-sponsored enterprises | Level 2 |  |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |  |
Debt securities, Cost |  | 3,498 |  |
Debt securities, Unrealized Gain |  | 7 |  |
Debt securities, Unrealized (Loss) |  | 0 |  |
Debt securities, Fair Value |  | 3,505 |  |
Cash and Cash Equivalents |  | 0 |  |
Investments |  | 3,505 |  |
Restricted Cash & Investments |  | 0 |  |
Other Assets |  | 0 |  |
Foreign government bonds | Level 2 |  |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |  |
Debt securities, Cost | 15,119 | 32,995 |  |
Debt securities, Unrealized Gain | 14 | 21 |  |
Debt securities, Unrealized (Loss) | 0 | (4) |  |
Debt securities, Fair Value | 15,133 | 33,012 |  |
Cash and Cash Equivalents | 0 | 0 |  |
Investments | 15,133 | 33,012 |  |
Restricted Cash & Investments | 0 | 0 |  |
Other Assets | 0 | 0 |  |
Corporate notes and bonds | Level 2 |  |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |  |
Debt securities, Cost | 535,888 | 1,043,308 |  |
Debt securities, Unrealized Gain | 766 | 2,247 |  |
Debt securities, Unrealized (Loss) | (271) | (457) |  |
Debt securities, Fair Value | 536,383 | 1,045,098 |  |
Cash and Cash Equivalents | 0 | 0 |  |
Investments | 536,383 | 1,045,098 |  |
Restricted Cash & Investments | 0 | 0 |  |
Other Assets | 0 | 0 |  |
Mortgage backed securities — commercial | Level 2 |  |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |  |
Debt securities, Cost | 16,164 | 18,830 |  |
Debt securities, Unrealized Gain | 1 | 17 |  |
Debt securities, Unrealized (Loss) | (58) | (59) |  |
Debt securities, Fair Value | 16,107 | 18,788 |  |
Cash and Cash Equivalents | 0 | 0 |  |
Investments | 16,107 | 18,788 |  |
Restricted Cash & Investments | 0 | 0 |  |
Other Assets | $ 0 | 0 |  |
Mortgage backed securities — residential | Level 2 |  |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |  |
Debt securities, Cost |  | 5,623 |  |
Debt securities, Unrealized Gain |  | 54 |  |
Debt securities, Unrealized (Loss) |  | 0 |  |
Debt securities, Fair Value |  | 5,677 |  |
Cash and Cash Equivalents |  | 0 |  |
Investments |  | 5,677 |  |
Restricted Cash & Investments |  | 0 |  |
Other Assets |  | $ 0 |  |
[1] | Derived from audited financial statements

X
- Definition Debt Securities, Trading, and Equity Securities, Cash and Cash Equivalents, FV-NI, Cost + References No definition available. + Details
Name: | lrcx_DebtSecuritiesTradingAndEquitySecuritiesCashAndCashEquivalentsFVNICost
Namespace Prefix: | lrcx_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Debt Securities, Trading, Equity Securities, Cash and Cash Equivalents, FV-NI + References No definition available. + Details
Name: | lrcx_DebtSecuritiesTradingEquitySecuritiesCashAndCashEquivalentsFVNI
Namespace Prefix: | lrcx_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Debt Securities, Trading and Available-for-sale, Accumulated Gross Unrealized Gain, Before Tax + References No definition available. + Details
Name: | lrcx_DebtSecuritiesTradingandAvailableforsaleAccumulatedGrossUnrealizedGainBeforeTax
Namespace Prefix: | lrcx_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Debt Securities, Trading and Available-for-sale, Accumulated Gross Unrealized Loss, Before Tax + References No definition available. + Details
Name: | lrcx_DebtSecuritiesTradingandAvailableforsaleAccumulatedGrossUnrealizedLossBeforeTax
Namespace Prefix: | lrcx_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Trading Debt Securities, Accumulated Gross Unrealized Gain, before Tax + References No definition available. + Details
Name: | lrcx_TradingDebtSecuritiesAccumulatedGrossUnrealizedGainbeforeTax
Namespace Prefix: | lrcx_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Trading Debt Securities, Accumulated Gross Unrealized Loss, before Tax + References No definition available. + Details
Name: | lrcx_TradingDebtSecuritiesAccumulatedGrossUnrealizedLossbeforeTax
Namespace Prefix: | lrcx_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123581744&loc=d3e27161-111563 + Details
Name: | us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount, before tax, of unrealized loss in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=123581744&loc=d3e27161-111563 + Details
Name: | us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123581744&loc=d3e27161-111563 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=124258926&loc=SL82898722-210454 + Details
Name: | us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(6)) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=124258926&loc=SL82898722-210454 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=124260329&loc=d3e26610-111562 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (aa) -URI http://asc.fasb.org/extlink&oid=123581744&loc=d3e27161-111563 + Details
Name: | us-gaap_AvailableForSaleSecuritiesDebtSecurities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3044-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=124098289&loc=d3e6676-107765 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.1) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_CashAndCashEquivalentsAtCarryingValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. + References No definition available. + Details
Name: | us-gaap_CashAndCashEquivalentsFairValueDisclosure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Sum of the carrying amounts as of the balance sheet date of all investments. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.1(h)) -URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910 + Details
Name: | us-gaap_Investments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Fair value portion of other assets. + References No definition available. + Details
Name: | us-gaap_OtherAssetsFairValueDisclosure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The noncurrent cash, cash equivalents and investments that is restricted as to withdrawal or usage. Restrictions may include legally restricted deposits held as compensating balances against borrowing arrangements, contracts entered into with others, or entity statements of intention with regard to particular deposits classified as long-term; that is not expected to be released from such existing restrictions within one year of the balance sheet date or operating cycle, whichever is longer. Excludes compensating balance arrangements that are not agreements which legally restrict the use of cash amounts shown on the balance sheet. Includes noncurrent cash equivalents and investments that are similarly restricted as to withdrawal, usage or disposal. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 954 -SubTopic 210 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=120413173&loc=SL6242262-115580 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 954 -SubTopic 210 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=120413209&loc=SL6242269-115581 + Details
Name: | us-gaap_RestrictedCashAndInvestmentsNoncurrent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of investment in debt security measured at fair value with change in fair value recognized in net income (trading). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=124260329&loc=d3e26610-111562 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=124260329&loc=d3e26610-111562 + Details
Name: | us-gaap_TradingSecuritiesDebt
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortized cost of investments in debt securities classified as trading. + References No definition available. + Details
Name: | us-gaap_TradingSecuritiesDebtAmortizedCost
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel1Member
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_InvestmentTypeAxis=us-gaap_CashMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InvestmentTypeAxis=us-gaap_BankTimeDepositsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InvestmentTypeAxis=us-gaap_MoneyMarketFundsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InvestmentTypeAxis=us-gaap_USTreasuryAndGovernmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InvestmentTypeAxis=us-gaap_MutualFundMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InvestmentTypeAxis=us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InvestmentTypeAxis=us-gaap_ForeignGovernmentDebtSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InvestmentTypeAxis=us-gaap_CorporateBondSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InvestmentTypeAxis=us-gaap_CommercialMortgageBackedSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InvestmentTypeAxis=us-gaap_ResidentialMortgageBackedSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |