Share Capital - Schedule of Common Stock Outstanding Roll Forward (Detail) - shares			12 Months Ended
	Mar. 01, 2022	Sep. 01, 2021	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Class of Stock [Line Items]
Issuance of shares for redemption of noncontrolling interests	128,218	136,075
Subordinate Voting Shares [Member]
Class of Stock [Line Items]
Beginning balance			201,768,312
Ending balance			206,991,275	201,768,312
Subordinate Voting Shares [Member] | Share Capital [Member]
Class of Stock [Line Items]
Beginning balance			201,768,312	178,113,221	128,999,964
Issuance of shares under business combinations and investments			204,036	12,904,675	1,752,065
Distribution of Contingent Consideration			667,080	881,357	2,713,463
Distribution of deferred shares				222,467	1,220,548
Issuance of registered shares pursuant to S-1				4,693,991
Issuance of shares for redemption of noncontrolling interests				136,075
Issuance of shares upon exercise of options and warrants			441,454	1,302,682	171,813
Issuances of shares upon vesting of RSUs			433,341	389,530	923,468
Shares issued in association with notes payable				8,514
Shares issued for settlement of business dispute			142,952	240,000
Exchange of shares			3,334,100	2,875,800	42,331,900
Ending balance			206,991,275	201,768,312	178,113,221
Multiple Voting Shares [Member]
Class of Stock [Line Items]
Beginning balance			38,531
Ending balance			38,531	38,531
Multiple Voting Shares [Member] | Share Capital [Member]
Class of Stock [Line Items]
Beginning balance			38,531	40,289	373,350
Issuance of shares under business combinations and investments			0	0	0
Distribution of Contingent Consideration			0	0	0
Distribution of deferred shares				0	0
Issuance of shares upon exercise of options and warrants			0	0	0
Issuances of shares upon vesting of RSUs			0	0	0
Shares issued for settlement of business dispute			0
Exchange of shares			0	(1,758)	(333,061)
Ending balance			38,531	38,531	40,289
Super Voting Shares [Member]
Class of Stock [Line Items]
Beginning balance			285,031
Ending balance			251,690	285,031
Super Voting Shares [Member] | Share Capital [Member]
Class of Stock [Line Items]
Beginning balance			285,031	312,031	402,289
Issuance of shares under business combinations and investments			0	0	0
Distribution of Contingent Consideration			0	0	0
Distribution of deferred shares				0	0
Issuance of shares upon exercise of options and warrants			0	0	0
Issuances of shares upon vesting of RSUs			0	0	0
Shares issued for settlement of business dispute			0
Exchange of shares			(33,341)	(27,000)	(90,258)
Ending balance			251,690	285,031	312,031