Income Taxes (Provision for Income Taxes) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Current expense (benefit):
Federal	$ 20,052	$ (36,159)	$ (2,884)
State	7,899	(1,282)	3,585
Foreign and U.S. territories	11,568	11,130	5,299
Total current expense (benefit):	39,519	(26,311)	6,000
Deferred expense (benefit):
Federal	(13,667)	38,667	(43,579)
State	36	10,608	(27,566)
Foreign and U.S. territories	(256)	(1,022)	(464)
Total deferred expense (benefit):	(13,887)	48,253	(71,609)
Total expense (benefit):	$ 25,632	$ 21,942	$ (65,609)