Income Taxes Income Tax by Jurisdiction (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest
Income (Loss) from Continuing Operations before Income Taxes, Domestic	$ 28,380	$ (134,630)	$ 52,190
Income (Loss) from Continuing Operations before Income Taxes, Foreign	40,730	31,920	26,070
Income (loss) before income taxes	69,110	(102,710)	78,260
Current Federal Tax Expense (Benefit)	940	200	3,530
Current State and Local Tax Expense (Benefit)	530	810	1,280
Current Foreign Tax Expense (Benefit)	8,840	7,750	7,070
Current Income Tax Expense (Benefit)	10,310	8,760	11,880
Deferred Federal Income Tax Expense (Benefit)	5,450	(16,900)	4,890
Deferred State and Local Income Tax Expense (Benefit)	670	(4,430)	500
Deferred Foreign Income Tax Expense (Benefit)	(4,630)	(10,380)	(950)
Deferred Income Tax Expense (Benefit)	1,490	(31,710)	4,440
Income Tax Expense (Benefit), Continuing Operations	$ 11,800	$ (22,950)	$ 16,320