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Income Taxes - Narrative (Detail) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Income Taxes [Line Items] |  |  |  |
Loss carryforwards | $ 446,215 |  |  |
Tax credit carryforwards | 100,574 |  |  |
Release of valuation allowances on deferred tax assets | 540,803 | $ 0 | $ 13,489 |
Deferred tax assets, valuation allowance | 101,489 | 631,914 |  |
Unrecognized tax benefits, end of period | 118,781 | 140,309 | 137,929 | $ 119,818
Increase (decrease) in recognized interest and penalties related to unrecognized tax benefits | 1,500 | 2,100 | $ 1,600 |
Accrued interest and penalties related to unrecognized tax benefits | 21,200 | 22,700 |  |
Reasonably possible changes to unrecognized tax benefits related to settlement of tax audits and/or expiration of statutes of limitations within the next twelve months | 15,000 |  |  |
Deferred tax liability, undistributed foreign earnings | 19,000 | 12,000 |  |
Deferred tax liability, undistributed foreign earnings, period increase | 7,000 |  |  |
Undistributed earnings of foreign subsidiaries | 3,500,000 |  |  |
Undistributed foreign U.S GAAP retained earnings not taxed | 2,800,000 |  |  |
Federal and State Tax Authorities |  |  |  |
Income Taxes [Line Items] |  |  |  |
Deferred tax assets, valuation allowance | 18,000 | 319,000 |  |
Foreign Tax Authorities |  |  |  |
Income Taxes [Line Items] |  |  |  |
Deferred tax assets, valuation allowance | $ 83,000 | $ 313,000 |  |

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