Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Income Tax Disclosure [Abstract]
Income before provision for income taxes	$ 36,690	$ 56,766	$ 32,481	$ 78,548
Income tax expense using estimated annual effective income tax rate	10,896	17,566	9,647	24,319
Changes in effective tax rates	(12)	(110)	0	0
Impact of discrete items, net	32	3	291	(111)
Income tax expense	$ 10,916	$ 17,459	$ 9,938	$ 24,208