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Income Taxes - Textual (Details) - USD ($) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2015
Income Tax [Line Items] |  |  |  |  |  |
Indefinite loss carryforwards |  | $ 205,050,000 |  | $ 205,050,000 |  |
Valuation allowance | $ 65,649,000 | 68,479,000 | $ 65,649,000 | 68,479,000 |  |
Valuation allowance, deferred tax asset, increase (decrease), amount | 2,830,000 | (49,447,000) |  |  |  |
Undistributed earnings no longer subject to reinvestment assertion | 5,000,000 |  | 5,000,000 |  |  |
Tax expense related to estimated tax costs associated with change in assertion |  |  | 546,000 |  |  |
Income tax expense (benefit) |  |  | 10,533,000 | 31,603,000 | $ (168,064,000) |
Income (loss) before income taxes, equity in non-consolidated affiliates and noncontrolling interest |  |  | 21,647,000 | (80,407,000) | 87,078,000 |
Income taxes receivable |  | 5,025,000 |  | 5,025,000 | 4,388,000 |
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Other, Amount |  |  | 709,000 | 10,091,000 | (220,000) |
Non-deductible stock-based compensation |  |  | 3,823,000 | 1,512,000 | 1,441,000 |
Change to valuation allowance |  |  | (2,830,000) | 49,482,000 | (103,212,000) |
Impact of tax reform |  |  | 1,422,000 | (152,000) | (2,939,000) |
Taxes payable |  | 11,722,000 |  | 11,722,000 | 10,045,000 |
Unrecognized tax benefits | 1,107,000 | 973,000 | 1,107,000 | 973,000 |  |
Unrecognized tax benefits, income tax penalties and interest accrued | 111,000 | 87,000 | 111,000 | 87,000 |  |
United States Federal |  |  |  |  |  |
Income Tax [Line Items] |  |  |  |  |  |
Operating loss carryforwards |  | 45,094,000 |  | 45,094,000 |  |
United States |  |  |  |  |  |
Income Tax [Line Items] |  |  |  |  |  |
Indefinite loss carryforwards |  | 106,329,000 |  | 106,329,000 |  |
Non-U.S. |  |  |  |  |  |
Income Tax [Line Items] |  |  |  |  |  |
Operating loss carryforwards |  | 146,037,000 |  | 146,037,000 |  |
Income (loss) before income taxes, equity in non-consolidated affiliates and noncontrolling interest |  |  | 38,358,000 | (11,709,000) | $ 39,025,000 |
Canada |  |  |  |  |  |
Income Tax [Line Items] |  |  |  |  |  |
Indefinite loss carryforwards |  | $ 98,721,000 |  | $ 98,721,000 |  |
State and Local Jurisdiction |  |  |  |  |  |
Income Tax [Line Items] |  |  |  |  |  |
Operating loss carryforwards | 176,174,000 |  | 176,174,000 |  |  |
Minimum |  |  |  |  |  |
Income Tax [Line Items] |  |  |  |  |  |
Decrease in Unrecognized Tax Benefits is Reasonably Possible | 200,000 |  | 200,000 |  |  |
Maximum |  |  |  |  |  |
Income Tax [Line Items] |  |  |  |  |  |
Decrease in Unrecognized Tax Benefits is Reasonably Possible | $ 300,000 |  | $ 300,000 |  |  |
SEC Schedule, 12-09, Valuation Allowance, Deferred Tax Asset |  |  |  |  |  |
Income Tax [Line Items] |  |  |  |  |  |
Decrease in overall valuation allowance |  |  |  |  |  | $ (2,830,000)

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