Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019	Dec. 31, 2019
Income Tax Disclosure [Abstract]
Income tax expense	$ 12,905	$ 5,897	$ 17,751	$ 27,277
Gross unrecognized tax benefits	$ 25,700		$ 25,700		$ 26,200