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Income Taxes - Additional Information (Details) - USD ($) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2018 | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Operating Loss Carryforwards [Line Items] |  |  |  |  |
Effective tax rate (controlling interest) |  |  | 41.00% | 6.80% | 32.60%
Provisional one-time net benefit from changes in U.S. tax laws |  |  |  | $ 194,100,000 |
Net income tax benefit resulting from re-measurement of Company's deferred tax assets and liabilities |  |  |  | 216,900,000 |
Transition tax deemed on repatriated foreign earnings and profits |  |  |  | 22,800,000 |
Income tax benefit related to equity method investment fair value adjustment |  |  | $ (181,300,000) | (58,400,000) | $ (235,600,000)
Foreign operating loss carryforwards, expiration period |  |  | 20 years |  |
Operating loss carryforwards, valuation allowance |  | $ 24,100,000 | $ 24,100,000 | 24,100,000 |
Amount of temporary difference due to repatriation of earnings from sale or liquidation of subsidiary |  | 225,400,000 | 225,400,000 |  |
Unrecognized tax benefits that, if recognized, would affect effective tax rate |  | 33,100,000 | 33,100,000 | 32,400,000 | 26,000,000
Accrued income tax interest and related charges |  | 2,100,000 | 2,100,000 | 1,700,000 | 1,400,000
Valuation Allowance, Operating Loss Carryforwards |  |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |  |
Increase in valuation allowance on deferred tax assets |  |  | $ 0 |  |
Minimum |  |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |  |
State net operating loss carryforwards, expiration period |  |  | 15 years |  |
Maximum |  |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |  |
State net operating loss carryforwards, expiration period |  |  | 20 years |  |
Non-US |  |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |  |
Expense recorded to reduce the carrying value of equity method affiliate |  |  | $ 240,000,000 |  |
State and Local Jurisdiction |  |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |  |
Operating loss carryforwards |  | 455,000,000 | 455,000,000 |  |
State and Local Jurisdiction | Valuation Allowance, Operating Loss Carryforwards |  |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |  |
Increase in valuation allowance on deferred tax assets |  |  | 9,800,000 |  |
Foreign Tax Authority |  |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |  |
Operating loss carryforwards |  | 63,100,000 | 63,100,000 |  |
Foreign Tax Authority | Valuation Allowance, Operating Loss Carryforwards |  |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |  |
Increase in valuation allowance on deferred tax assets |  |  | 14,300,000 | 2,000,000 |
Foreign Tax Authority | Expire over a 20-year period |  |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |  |
Operating loss carryforwards |  | 54,100,000 | 54,100,000 |  |
Non- controlling Interests |  |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |  |
Income tax benefit related to equity method investment fair value adjustment |  |  | $ (11,900,000) | $ (8,000,000) | $ (6,400,000)
Non- controlling Interests | Non-US |  |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |  |
Income tax benefit related to equity method investment fair value adjustment |  | $ 0 |  |  |
Controlling interests |  |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |  |
Effective tax rate (controlling interest) | [1] |  | 41.00% | 6.80% | 32.60%
Income tax benefit related to equity method investment fair value adjustment |  |  | $ (169,400,000) | $ (50,400,000) | $ (229,200,000)
[1] | Taxes attributable to the controlling interest divided by Income before income taxes (controlling interest).

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