Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Earnings from Continuing Operations before Income Taxes [Abstract]
United States	$ 77,477	$ 81,695	$ 165,719
Foreign	207,527	160,221	141,384
Earnings before income taxes	285,004	241,916	307,103
Current tax expense (benefit):
Federal	10,281	5,791	17,900
State	2,877	5,895	5,980
Foreign	48,754	9,061	(16,008)
Current income tax expense (benefit)	61,912	20,747	7,872
Deferred tax expense (benefit):
Federal	6,209	11,459	1,273
State	(1,488)	(719)	235
Foreign	5,787	38,832	15,298
Deferred Income Tax Expense (Benefit), Excluding Discontinued Operations	10,508	49,572	16,806
Total provision	$ 72,420	$ 70,319	$ 24,678