Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Cash flows from operating activities:
Net income	$ 62,516	$ 46,025	$ 45,126
Adjustments to reconcile net income to net cash provided by operating activities, net of acquisitions:
Depreciation and amortization	14,126	14,060	14,494
Deferred income taxes	2,819	3,908	7,282
Stock-based compensation	10,319	10,625	9,434
Amortization of debt issuance costs under the credit facility	860	860	804
Provision for credit losses	731	678	962
Impairment of operating lease assets	13	1,174
Gain on termination of operating leases	(23)
Changes in operating assets and liabilities, net of acquisitions:
Accounts receivable	15,666	20,592	(3,916)
Prepaid expenses and other current assets	(3,113)	1,471	(8,599)
Government stimulus advances	(7,577)	8,739	(27,914)
Accounts payable	2,025	2,514	(4,810)
Accrued payroll	9,176	(918)	7,888
Accrued expenses and other liabilities	4,709	(4,618)	(1,263)
Net cash provided by operating activities	112,247	105,110	39,488
Cash flows from investing activities:
Business acquisition, net of cash acquired	(109,797)	(98,290)	(37,370)
Purchases of property and equipment	(9,454)	(8,300)	(4,645)
Proceeds on disposal of property and equipment	15
Net cash used in investing activities	(119,236)	(106,590)	(42,015)
Cash flows from financing activities:
Borrowings on revolver — credit facility	110,000	47,000	46,395
Payments on revolver - credit facility	(118,500)	(137,000)
Payments on term loan — credit facility			(18,130)
Payments for debt issuance costs under the credit facility			(3,029)
Cash received from exercise of stock options	319	2,546	1,108
Net cash (used in) provided by financing activities	(8,181)	(87,454)	26,344
Net change in cash	(15,170)	(88,934)	23,817
Cash, at beginning of period	79,961	168,895	145,078
Cash, at end of period	64,791	79,961	168,895
Supplemental disclosures of cash flow information:
Cash paid for interest	10,254	7,985	5,094
Cash paid for income taxes	14,985	1,483	17,820
Supplemental disclosures of non-cash investing and financing activities
Leasehold improvements acquired through tenant allowances		295
Licensing fees included in fixed assets	$ 4,000	$ 4,000
Tax benefit related to the amortization of tax goodwill in excess of book basis			$ 61