Income Taxes (Details) - USD ($) $ in Thousands	1 Months Ended	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Current (benefit) provision
Federal		$ 0	$ 0	$ 25
State		(98)	(77)	68
Total current		(98)	(77)	93
Deferred provision (benefit)
Federal		19	27	88
State		51	4	(285)
Total deferred		70	31	(197)
Total benefit		$ (28)	$ (46)	$ (104)
Effective Income Tax Rate Reconciliation, Percent [Abstract]
Computed expected income tax provision		21.00%	21.00%	21.00%
State income taxes, net of federal income tax benefit		1.50%	1.00%	(0.70%)
Change in valuation allowance for deferred tax assets		(7.90%)	17.00%	(24.70%)
Cumulative deferred adjustments		0.00%	0.70%	(1.10%)
Provision to return adjustments		(0.40%)	0.50%	1.30%
Other permanent differences		(0.20%)	1.00%	(3.80%)
Dividend and accretion on preferred stock		0.00%	10.50%	(35.80%)
Gain on redemption of preferred stock		0.00%	(43.30%)	0.00%
Section 162(m) limitation - covered employees		(16.00%)	14.60%	(6.90%)
Capitalization of IPO transaction costs		0.00%	4.40%	0.00%
FIN 48 liability		(0.60%)	0.20%	(3.70%)
R&D credit		2.70%	(12.40%)	19.00%
Non-controlling interest		0.00%	(15.90%)	40.00%
Effective income tax rate		0.10%	(0.70%)	4.60%
Deferred tax assets:
Accounts receivable, principally due to allowance for doubtful accounts	$ 78	$ 29	$ 78
Allowance for inventory obsolescence and amortization	398	315	398
Accrued liabilities not currently deductible	2,204	1,713	2,204
Stock-based compensation	0	7,993	0
Accrued compensation	1,161	648	1,161
Deferred rent	4,387	3,813	4,387
Section 163(j) interest limitation	306	54	306
Goodwill	41,534	37,394	41,534
Net operating loss carryforwards - federal	3,814	5,681	3,814
Net operating loss carryforwards - state	1,002	1,014	1,002
R&D credit	1,986	2,645	1,986
Total gross deferred tax assets	56,870	61,299	56,870
Less valuation allowance	(52,198)	(55,588)	(52,198)	$ (7,206)
Total deferred tax assets, net of valuation allowance	4,672	5,711	4,672
Deferred tax liabilities:
Amortization and depreciation	(4,471)	(6,434)	(4,471)
Unbilled accounts receivable, deferred for tax purposes	(853)	0	(853)
Total deferred tax liabilities	(5,324)	(6,434)	(5,324)
Net deferred tax liabilities	(652)	(723)	(652)
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Balance Beginning of Period		52,198	7,206	6,652
Additions		3,390	44,992	554
Recoveries		0	0	0
Balance End of Period	$ 52,198	55,588	52,198	7,206
Additional percentage of interest in partnership	50.00%
Deferred tax asset tax deductible goodwill	$ 43,800		43,800
Operating loss carryforwards		27,100
Deferred tax assets, operating loss carryforwards, subject to expiration		10,600
Deferred tax assets, tax credit carryforwards, research		3,500
Unrecognized tax benefits	763	1,056	763	714
Unrecognized tax benefits that would impact effective tax rate	278	174	278	369
Unrecognized tax benefits that would not impact effective tax rate	485	882	485	345
Unrecognized tax benefits, income tax penalties and interest accrued	241	170	241
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Unrecognized tax benefits, beginning of period		763	714	649
Increase in prior year tax positions		90		1
Decrease in prior year tax positions			(104)
Increase related to current year tax positions		273	213	101
Decrease related to lapse of statutes		(70)	(60)	(37)
Unrecognized tax benefits, end of period	$ 763	$ 1,056	$ 763	$ 714