Operating Leases - Supplemental Balance Sheet Information (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Leases [Abstract]
Operating lease assets	$ 7,097	$ 6,610
Other accrued liabilities	$ 1,592	$ 1,518
Operating lease, liability, current, statement of financial position [Extensible List]	Other accrued liabilities	Other accrued liabilities
Operating lease liabilities, net of current portion	$ 5,505	$ 5,092
Total operating lease liabilities	$ 7,097
Weighted average remaining lease term in years	6 years
Weighted average discount rate	4.60%