Income Taxes Income (Loss) from Continuing Operations (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Income Tax Disclosure [Abstract]
Income (Loss) from Continuing Operations before Income Taxes, Domestic	$ 41,194	$ 32,849	$ (8,600)
Income (Loss) from Continuing Operations before Income Taxes, Foreign	56,300	81,858	30,974
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest	$ 97,494	$ 114,707	$ 22,374