Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Cash flows from operating activities
Net income	$ 24,674	$ 66,768
Adjustment to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	50,773	52,944
Amortization of contract acquisition costs	1,158	1,063
Amortization of debt issuance costs	534	500
Imputed interest expense and fair value adjustments to contingent consideration, net	6,762	0
Provision for credit losses	1,704	198
(Gain) loss on disposal of assets	856	1,116
Loss on dissolution of subsidiary	301
Impairment losses	6,959	10,360
Deferred income taxes	(10,390)	(9,161)
Excess tax benefit from equity-based awards	243	(913)
Equity-based compensation expense	9,802	7,882
(Gain) loss on foreign currency derivatives	247	224
Changes in assets and liabilities, net of acquisitions:
Accounts receivable	14,645	(38,271)
Prepaids and other assets	20,324	35,866
Accounts payable and accrued expenses	43,429	21,041
Deferred revenue and other liabilities	(27,072)	(58,345)
Net cash provided by operating activities	144,949	91,272
Cash flows from investing activities
Proceeds from sale of long-live assets	28	102
Purchases of property, plant and equipment	(32,954)	(35,790)
Acquisitions, net of cash acquired for current period and prior period, respectively		(142,420)
Net cash used in investing activities	(32,926)	(178,108)
Cash flows from financing activities
Net proceeds (borrowings) from line of credit	(45,000)	139,000
Payments on other debt	(1,217)	(1,877)
Payments of contingent consideration and hold back payments to acquisitions	(37,676)	(9,600)
Dividends paid to shareholders	(24,572)	(23,518)
Payments to noncontrolling interest	(5,887)	(7,219)
Tax payments related to issuance of restricted stock units	(629)	(3,065)
Net cash (used in) provided by financing activities	(114,981)	93,721
Effect of exchange rate changes on cash, cash equivalents and restricted cash	1,275	(12,350)
Increase (decrease) in cash, cash equivalents and restricted cash	(1,683)	(5,465)
Cash, cash equivalents and restricted cash, beginning of period	167,064	180,682
Cash, cash equivalents and restricted cash, end of period	165,381	175,217
Supplemental disclosures
Cash paid for interest	35,794	9,394
Cash paid for income taxes	23,874	19,882
Non-cash investing and financing activities
Acquisition of long lived assets through finance leases	1,560	202
Acquisition of equipment through increase in accounts payable, net	$ 3,507	$ 467