Income Taxes - Components of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Deferred tax assets:
Accounts receivable reserves	$ 382	$ 901
Accrued liabilities	1,345	2,855
Deferred compensation obligation	6,616	6,521
Stock-based compensation	1,475	902
Operating lease liabilities	4,071	5,411
Other	8	8
Deferred tax assets	13,897	16,598
Deferred tax liabilities:
Prepaid expenses	(367)	(359)
Fixed assets	(4,307)	(4,694)
Goodwill	(2,401)	(2,408)
ROU assets for operating leases	(3,684)	(4,397)
Partnership basis difference	0	46
Deferred tax liabilities	(10,759)	(11,812)
Valuation allowance	0	0
Total Deferred tax assets, net	$ 3,138	$ 4,786