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Income Taxes - Additional Information (Detail) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Income Tax Contingency [Line Items] |  |  |
Provision for tax benefits related to settlement of employee awards | $ 119 | $ 92 | $ 65
Foreign pretax income | 64 | 9 | $ 50
State net operating loss carryforwards | 31 |  |
Federal net operating loss carryforwards | 99 |  |
Liability for unrecognized tax benefits | 642 | 508 |
Unrecognized tax benefits, accrued interest | 99 | 73 |
Unrecognized tax benefits that would impact effective tax rate | 217 | 157 |
Deferred tax assets, reductions | $ 33 | $ 34 |
State and Local Jurisdiction [Member] | Minimum [Member] |  |  |
Income Tax Contingency [Line Items] |  |  |
Net operating loss carryforwards, expiration date | 2024 |  |
State and Local Jurisdiction [Member] | Maximum [Member] |  |  |
Income Tax Contingency [Line Items] |  |  |
Net operating loss carryforwards, expiration date | 2040 |  |

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- Definition Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=121826272&loc=d3e32537-109319 + Details
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- Definition The portion of earnings or loss from continuing operations before income taxes that is attributable to foreign operations, which is defined as Income or Loss generated from operations located outside the entity's country of domicile. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(h)(1)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 6.I.Fact.3) -URI http://asc.fasb.org/extlink&oid=122134291&loc=d3e330036-122817 + Details
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