Condensed Consolidated Statements of Changes in Shareholders' Equity - USD ($) $ in Thousands	Total	Share Capital [Member]	Contributed Surplus (Deficit) [Member]	Deferred Share Issuance [Member]	Accumulated Earnings (Deficit) [Member]	Non-Controlling Interest [Member]
Beginning balance at Dec. 31, 2021	$ 1,619,478	$ 1,633,672	$ 21,245	$ 36,262	$ (70,063)	$ (1,638)
Noncontrolling interests adjustment for change in ownership		2,379	(17,735)			15,356
Issuance of shares under business combinations and investments	1,406	1,406
Shares issued as contingent consideration	13,111	13,111
Exercise of options and RSUs	2,684	9,327	(6,643)
Shares issued for settlement of business obligation	1,000	904	96
Stock based compensation	19,362		19,362
Distributions to limited liability company unit holders	(14,799)					(14,799)
Repurchase of Subordinate Voting Shares	0
Net income	64,565				63,205	1,360
Ending balance at Sep. 30, 2022	1,706,807	1,660,799	16,325	36,262	(6,858)	279
Beginning balance at Jun. 30, 2022	1,688,054	1,659,000	9,165	36,262	(16,687)	314
Exercise of options and RSUs	1,081	1,799	(718)
Stock based compensation	7,878		7,878
Distributions to third party and limited liability company unit holders	(354)					(354)
Net income	10,148				9,829	319
Ending balance at Sep. 30, 2022	1,706,807	1,660,799	16,325	36,262	(6,858)	279
Beginning balance at Dec. 31, 2022	1,665,432	1,663,557	23,233	36,211	(58,085)	516
Distribution of Contingent Consideration	12,524	12,524
Issuance of deferred shares		20,454		(20,454)
Indemnification of deferred shares associated with post acquisition costs	(2,784)			(2,784)
Exercise of options and RSUs	2,683	5,809	(3,126)
Shares issued for settlement of business obligation	0
Stock based compensation	20,835		20,835
Distributions to third party and limited liability company unit holders	(803)					(803)
Repurchase of Subordinate Voting Shares	(24,890)		(24,890)
Net income	33,902				33,051	851
Ending balance at Sep. 30, 2023	1,706,899	1,702,344	16,052	12,973	(25,034)	564
Beginning balance at Jun. 30, 2023	1,705,816	1,693,429	34,421	12,973	(35,546)	539
Distribution of Contingent Consideration	6,454	6,454
Exercise of options and RSUs	1,767	2,461	(694)
Stock based compensation	7,215		7,215
Distributions to third party and limited liability company unit holders	(270)					(270)
Repurchase of Subordinate Voting Shares	(24,890)		(24,890)
Net income	10,807				10,512	295
Ending balance at Sep. 30, 2023	$ 1,706,899	$ 1,702,344	$ 16,052	$ 12,973	$ (25,034)	$ 564