UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022	Dec. 31, 2022
OPERATING ACTIVITIES:
Net loss	$ (7,525)	$ (5,720)	$ (29,418)	$ (21,007)
Adjustments to reconcile net loss to net cash provided by operating activities:
Provision (recovery) for bad debt			788	(821)	$ (1,097)
Depreciation and amortization	11,863	11,504	33,816	35,928
Amortization of right-of-use asset			7,667	6,934
Stock-based compensation expense	11,484	11,018	35,609	32,375
Fair value changes in financial instruments			1,814	(4,664)
Fair value changes in business acquisition contingencies	459	59	414	(3,472)
Deferred income taxes			2,842	1,892
Other			1,201	460
Changes in operating assets and liabilities—net of acquisitions:
Accounts receivable and contract assets			(9,538)	7,301
Prepaid expenses and other current assets			(907)	(1,364)
Accounts payable and other accrued liabilities			(772)	(12,943)
Accrued payroll and benefits			6,092	(6,363)
Payment of contingent consideration			(611)	(19,457)
Change in operating leases			(7,525)	(6,634)
Net cash provided by operating activities			41,472	8,165
INVESTING ACTIVITIES:
Purchases of property and equipment			(24,969)	(5,414)
Proprietary software development and other software costs			(2,763)	(397)
Proceeds from insurance			311	277
Payment of purchase price obligations			(1,027)	(439)
Minority investments			(2,347)
Cash paid for acquisitions—net of cash acquired			(66,187)	(21,342)
Net cash used in investing activities			(96,982)	(27,315)
FINANCING ACTIVITIES:
Proceeds from the aircraft loan			10,935
Repayment of aircraft loan			(335)
Repayment of term loan			(8,785)	(8,751)
Payment of contingent consideration			(1,535)	(10,722)
Repayment of finance leases			(3,378)	(2,906)
Proceeds from issuance of common stock for exercised stock options			4,529	812
Dividend payment to the Series A-2 shareholders			(12,300)	(12,300)
Payments of deferred offering costs				(183)
Net cash used in financing activities			(10,869)	(34,050)
CHANGE IN CASH, CASH EQUIVALENTS AND RESTRICTED CASH			(66,379)	(53,200)
Foreign exchange impact on cash balance			(265)	25
CASH, CASH EQUIVALENTS AND RESTRICTED CASH:
Beginning of year			89,828	146,741	146,741
End of period	$ 23,184	$ 93,566	23,184	93,566	$ 89,828
SUPPLEMENTAL DISCLOSURES OF CASH FLOWS INFORMATION:
Cash paid for interest			4,838	4,852
Cash paid for income tax			1,374	587
SUPPLEMENTAL DISCLOSURES OF NON-CASH INVESTING AND FINANCING ACTIVITIES:
Accrued purchases of property and equipment			1,626	881
Property and equipment purchased under finance leases			5,728	3,939
Common stock issued to acquire new businesses			2,598
Acquisitions unpaid contingent consideration			6,369	$ 6,777
Acquisitions contingent consideration paid in shares			$ 1,000