Income Taxes (United States and Foreign Components of Income Before Income Taxes) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Income Tax Expense (Benefit), Continuing Operations, by Jurisdiction [Abstract]
United States	$ (252,459)	$ 43,003	$ 31,932
Foreign	419,606	511,877	477,568
Income before income taxes	$ 167,147	$ 554,880	$ 509,500