Leases - Supplemental Cash Flow Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Cash paid for amounts included in the measurement of lease liabilities
Operating cash flows paid for operating leases	$ 4,959	$ 5,405
Operating cash flows paid for interest portion of finance leases	33	48
Financing cash flows paid for principal portion of finance leases	194	195
Right-of-use assets obtained in exchange for lease obligations
Operating leases	137	299
Finance leases	$ 0	$ 11