Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Cash flows from operating activities:
Net income (loss)	$ 1,699	$ 1,887
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	6,471	6,395
Deferred income taxes	(205)	(359)
Non-cash interest	133	280
Amortization of syndication contracts	120	116
Payments on syndication contracts	(120)	(118)
Non-cash stock-based compensation	4,053	2,573
(Gain) loss on marketable securities	32
(Gain) loss on disposal of property and equipment	68	(151)
(Gain) loss on debt extinguishment	1,556
Change in fair value of contingent consideration	(4,065)	5,100
Changes in assets and liabilities:
(Increase) decrease in accounts receivable	33,157	29,380
(Increase) in prepaid expenses and other current assets, operating leases right of use asset and other assets	948	(2,405)
Increase (decrease) in accounts payable, accrued expenses and other liabilities	(7,152)	10,521
Net cash provided by operating activities	36,695	53,219
Cash flows from investing activities:
Proceeds from sale of property and equipment and intangibles		164
Purchases of property and equipment	(6,750)	(1,547)
Purchases of marketable securities	(9,397)	(85,517)
Proceeds from sale of marketable securities	15,704
Purchases of investments	(120)
Net cash used in investing activities	(563)	(86,900)
Cash flows from financing activities:
Proceeds from stock option exercises	313	218
Tax payments related to shares withheld for share-based compensation plans	(80)	(257)
Payments on debt	(211,748)	(750)
Dividends paid	(4,932)	(2,167)
Repurchase of Class A common stock		(7,142)
Payment of contingent consideration		(14,730)
Pricipal payments under finance lease obligation	(38)	(10)
Proceeds from borrowings on debt	212,405
Payments for debt issuance costs	(1,285)
Net cash used in financing activities	(5,365)	(24,838)
Effect of exchange rates on cash, cash equivalents and restricted cash	1	(1)
Net increase (decrease) in cash, cash equivalents and restricted cash	30,768	(58,520)
Cash, cash equivalents and restricted cash:
Beginning	111,444	185,843
Ending	142,212	127,323
Cash payments for:
Interest	3,895	1,556
Income taxes	72	1,211
Supplemental disclosures of non-cash investing and financing activities:
Capital expenditures financed through accounts payable, accrued expenses and other liabilities	$ 3,910	$ 922