Income Taxes Income Tax Expense Components (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Current:
Current federal tax expense (benefit)	$ 1,983	$ 5,181	$ 8,786
Current foreign tax expense (benefit)	6,500	11,926	13,267
Current state and local tax expense (benefit)	699	618	(28)
Current income tax expense (benefit)	9,182	17,725	22,025
Deferred:
Deferred federal income tax expense (benefit)	905	(69)	(57,250)
Deferred foreign income tax expense (benefit)	5,630	(11,144)	23,558
Deferred state and local income tax expense (benefit)	174	(616)	(623)
Deferred income tax expense (benefit)	6,709	(11,829)	(34,315)
Income tax expense (benefit)	$ 15,891	$ 5,896	$ (12,290)