Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Income Tax Disclosure [Abstract]
Income tax expense	$ 7,005	$ 3,583	$ 18,771	$ 9,359
Effective tax rate (as a percent)	22.50%	27.00%	23.30%	27.10%