Income Taxes (Summary of Provision for Income Taxes) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Income Tax Disclosure [Abstract]
(Benefit) provision for income taxes	$ (10,244)	$ 15,041	$ (10,819)	$ 56,260
Pre-tax (loss) income	$ (32,865)	$ 108,492	$ (48,660)	$ 388,891
Effective tax rates (percentage)	31.20%	13.90%	22.20%	14.50%