Income Taxes - Components of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Deferred tax assets:
Property and equipment	$ 49	$ 85
Intangible assets	401	467
Accrued employee compensation and benefits	26	48
Deferred revenue	737	531
Lease liabilities	1,289	1,453
Interest expense carryforwards	4,567	2,985
Other	1,753	965
Tax credit carryforwards	9,323	9,789
Tax loss carryforwards	38,018	44,611
Total deferred tax assets	56,163	60,934
Less: valuation allowance	(40,233)	(18,336)
Deferred tax assets, net of valuation allowance	15,930	42,598
Deferred tax liabilities:
Intangible assets	(7,013)	(13,918)
Right-of-use assets	(1,006)	(1,339)
Property and equipment	(356)	(2,636)
Other	(1,009)	(2,176)
Total deferred tax liabilities	(9,384)	(20,069)
Net deferred tax assets	$ 6,546	$ 22,529