Leases - Supplemental Balance Sheets Information (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Leases [Abstract]
Operating lease right-of-use assets	$ 18,751	$ 21,056
Property and equipment, net	6,242	6,412
Total lease assets	24,993	27,468
Current operating lease liabilities	3,929	3,750
Current portion of long-term debt	2,536	2,424
Long-term operating lease liabilities	15,459	18,247
Long-term debt	3,923	4,161
Total lease liabilities	25,847	28,582
Operating lease, accumulated amortization	11,900	8,500
Finance lease, accumulated amortization	$ 5,263	$ 4,669