Leases - Supplemental Cash Flow Information (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	$ 4,730	$ 2,585
Lease liabilities arising from obtaining right-of-use assets:
Operating leases	$ 478	$ 2,575