Income Taxes - Summary of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Long-term deferred tax assets
Goodwill, other intangibles and other assets	$ 39,531	$ 41,924
Imputed interest deduction pursuant to tax receivable agreements	2,241	2,306
Operating lease liabilities	2,362	2,671
Compensation and benefits	5,904	3,237
Allowance for doubtful accounts	1,167	1,429
Contingent consideration liability	839	1,034
Deferred revenue	3,953	3,891
Foreign tax credit carryforward	4,510	2,996
Net operating loss carryforward	653
Other	1,034	817
Total long term deferred tax assets	62,194	60,305
Valuation allowance	(7,671)	(6,834)
Total long-term deferred tax assets, net of valuation allowance	54,523	53,471
Long-term deferred tax liabilities
Property and equipment and other long-lived assets	(1,239)	(1,577)
Goodwill, other intangibles and other assets	(15,499)
Other	(1,170)	(1,682)
Total long-term deferred tax liabilities	(17,908)	(3,259)
Net long-term deferred tax assets	36,615	50,212
Total deferred tax assets and liabilities	36,615	$ 50,212
Tax Credit Carryforward, Amount	4,500
Tax Credit Carryforward, Valuation Allowance	4,100
Operating loss carryforwards	$ 700
Period for utilization of net operating losses	2 years