Leases - Supplemental Disclosure of Cash Flow Information and Other Information (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	$ 1,350	$ 1,453
Operating cash flows from finance leases	288	240
Financing cash flows from finance leases	783	824
Leased assets obtained in exchange for new operating lease liabilities	0	0
Leased assets obtained in exchange for new finance lease liabilities	$ 213	$ 6,674