Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
CASH FLOWS FROM OPERATING ACTIVITIES
Net Income (Loss)	$ 27,249	$ (15,619)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	68,441	70,681
Loss on extinguishment of debt	0	13,938
Amortization of deferred financing costs	894	5,059
Bad debt (recovery)	(120)	(367)
Deferred taxes	3,773	(5,975)
Share-based compensation	3,802	3,226
(Gain) on foreign currency exchange rates	37	(319)
Loss on disposal of property and equipment	162	81
Change in fair value of interest rate swaps	(7,378)	(953)
Changes in operating assets and liabilities:
Accounts receivable	11,199	(16,895)
Prepaid expenses and other assets	38	(3,686)
Accounts payable	(2,748)	2,590
Accrued compensation and accrued liabilities	(8,780)	2,780
Deferred revenue	(272)	106
Operating lease liabilities	(596)	0
Other liabilities	557	545
Income taxes receivable and payable, net	154	906
Net cash provided by operating activities	96,412	56,098
CASH FLOWS FROM INVESTING ACTIVITIES
Changes in short-term investments	0	(92)
Acquisitions of businesses, net of cash acquired	(19,044)	(7,588)
Purchases of property and equipment	(5,165)	(3,841)
Capitalized software development costs	(10,236)	(7,482)
Proceeds from disposal of property and equipment	82
Net cash used in investing activities	(34,363)	(19,003)
CASH FLOWS FROM FINANCING ACTIVITIES
Proceeds from issuance of common stock in initial public offering, net of underwriting discounts and commissions	0	320,559
Payments of initial public offering issuance costs	0	(1,028)
Shareholder distribution	0	(313)
Capital contributions	0	241
Payments of debt issuance costs	0	(1,257)
Payments on capital and finance lease obligations	(459)	(925)
Payments on deferred purchase agreements	(526)	(362)
Proceeds from stock option exercises	1,270	0
Taxes paid for net settlements of restricted stock units	(98)	0
Net cash used in financing activities	187	67,869
Effect of exchange rate on cash. cash equivalents, and restricted cash	(2,546)	(656)
Increase (decrease) in cash, cash equivalents, and restricted cash	59,690	104,308
Cash, cash equivalents, and restricted cash at beginning of period	292,790	152,970
Cash, cash equivalents, and restricted cash at end of period	352,480	257,278
SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION:
Cash paid for income taxes, net of refunds received	6,181	3,736
Cash paid for interest	10,191	13,721
NON-CASH INVESTING AND FINANCING ACTIVITIES:
Offering costs included in accounts payable and accrued expenses and other current liabilities	0	3,006
Property and Equipment Acquired on Account	23	2,797
Successor First Lien [Member]
CASH FLOWS FROM FINANCING ACTIVITIES
Borrowings from Successor First Lien Credit Facility	0	261,413
Repayments of Lien Credit Facility	0	(363,875)
Successor Second Lien [Member]
CASH FLOWS FROM FINANCING ACTIVITIES
Repayments of Lien Credit Facility	$ 0	$ (146,584)