Income Taxes (Income Tax Expense (Benefit) in the Consolidated Statements of Income) (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Current
Domestic	$ 5,340	$ 3,372	$ (341)
International	26,610	21,984	26,604
Total	31,950	25,356	26,263
Deferred
Domestic	(11,012)	(16,827)	(3,007)
International	(2,394)	(722)	(318)
Total	(13,406)	(17,549)	(3,325)
Total
Domestic	(5,672)	(13,455)	(3,348)
International	24,216	21,262	26,286
Total	$ 18,544	$ 7,807	$ 22,938

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