Leases - Other Information (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows for operating leases	$ 5,618	$ 4,806	$ 10,942	$ 9,552
Operating cash flows for finance leases	52	70	107	143
Financing cash flows for finance leases	$ 512	$ 654	$ 1,041	$ 1,392