Income Taxes (Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Income Tax Disclosure [Abstract]
Income tax expense	$ 15,694	$ 1,348	$ 23,195	$ 7,388
Effective tax rate	21.20%	3.70%	21.20%	12.50%