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Income Taxes - Narrative (Details) - USD ($) $ in Thousands | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2019 | Dec. 31, 2016
Income Tax Disclosure [Line Items] |  |  |  |
Provisional tax expense |  | $ 274,000 |  |
2017 Tax Act measurement adjustment | $ 135,700 |  |  |
Income tax expense (benefit), after foreign tax aredits | 26,000 |  |  |
Decrease in income tax expense, foreign tax credits | 16,000 |  |  |
Transition tax on deemed repatriation | 10,100 |  |  |
Alternative minimum tax | 9,765 | 29,700 | $ 9,765 |
Alternative minimum tax expected to be refunded next fiscal year |  |  | 19,600 |
Increase (decrease) in deferred tax asset valuation allowance | 63,600 |  |  |
Operating loss carryforwards | 2,400,000 |  |  |
Deferred tax asset. operating loss carryforward | 496,629 |  | 495,252 |
Earnings repatriated | 1,200,000 |  |  |
Deferred tax expense, undistributed foreign earnings | 60,000 |  |  |
Earnings expected to be repatriated in next fiscal year |  | 1,300,000 | 100,000 |
Deferred tax liability, undistributed foreign earnings | 5,000 | 65,000 | 5,000 |
Undistributed foreign earnings | 1,400,000 |  |  |
Other recorded liabilities for interest and penalties | 100 | 200 |  | $ 100
Income tax expense (benefit) related to interest and penalties | $ (100) | $ (100) |  | $ (200)
Minimum |  |  |  |
Income Tax Disclosure [Line Items] |  |  |  |
Expected liability to be added for uncertain taxes during next twelve months |  |  | 200 |
Maximum |  |  |  |
Income Tax Disclosure [Line Items] |  |  |  |
Expected liability to be added for uncertain taxes during next twelve months |  |  | $ 1,000 |

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- Definition Amount of reported income tax expense (benefit) in excess of (less than) expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operations, attributable to increase (decrease) from transition tax on accumulated earnings of controlled foreign corporation deemed repatriated pursuant to Tax Cuts and Jobs Act. + References No definition available. + Details
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