Leases - Supplemental Disclosure of Cash Flow Information and Other Information (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	$ 1,813	$ 2,301
Operating cash flows from finance leases	426	367
Financing cash flows from finance leases	1,082	1,265
Leased assets obtained in exchange for new operating lease liabilities	0	0
Leased assets obtained in exchange for new finance lease liabilities	$ 349	$ 8,014