Income Taxes - Narrative (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Effective Income Tax Rate Reconciliation, Percent	1.00%	28.00%	12.00%
Deferred tax liabilities, net	$ (58,010)	$ (74,179)
Valuation allowance, deferred tax asset, increase (decrease), amount	(53,697)	(838)	$ (142,739)
Revision of Prior Period, Adjustment
Deferred tax liabilities, net	117,000
Valuation allowance, deferred tax asset, increase (decrease), amount	117,000
Undistributed Earnings of Foreign Subsidiaries and Foreign Corporate Joint Ventures [Member]
Undistributed earnings of foreign subsidiaries	$ 18,100	$ 13,700