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Leases - Narrative - Sale Leaseback (Details) - USD ($) $ in Millions |  | 3 Months Ended | 9 Months Ended
--- | --- | --- | ---
Jul. 14, 2021 | Dec. 31, 2021 | Jan. 01, 2021 | Dec. 31, 2021 | Jan. 01, 2021
Sale Leaseback Transaction [Line Items] |  |  |  |  |
Gain on sale of property |  | $ 0 | $ 0 | $ 175 | $ 35
Disposal Group, Held-for-sale, Not Discontinued Operations | Mountain View Buildings |  |  |  |  |
Sale Leaseback Transaction [Line Items] |  |  |  |  |
Consideration from sale of properties | $ 355 |  |  |  |
Sale leaseback transaction, lease terms (in years) | 7-year |  |  |  |
Sale leaseback transaction, lease terms, optional renewal period (in years) | 5 years |  |  |  |
Gain on sale of property | $ 175 |  |  |  |

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- Definition Amount of gain (loss) on sale or disposal of property, plant and equipment assets, excluding oil and gas property and timber property. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=123351718&loc=d3e2443-110228 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=109226691&loc=d3e2941-110230 + Details
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- Definition A description of the terms of the lease(s) related to the assets being leased-back in connection with the transaction involving the sale of property to another party and the lease of the property back to the seller. + References Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 40 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=123416376&loc=d3e50796-112755 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 40 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123417830&loc=SL77919786-209982 + Details
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