Property and Equipment - Property, Plant and Equipment (Detail) - USD ($)	9 Months Ended	12 Months Ended
	Sep. 30, 2020	Dec. 31, 2019
Cost
Beginning balance	$ 164,713,394	$ 69,207,422
Additions	45,385,505	100,900,501
Additions from acquisitions		16,525,362
Disposals	(12,465,405)	(21,919,891)
Ending balance	197,633,494	164,713,394
Accumulated Depreciation
Beginning balance	9,116,719	3,883,342
Ending balance	19,908,402	9,116,719
Net book value [Abstract]
Beginning balance	155,596,675	65,324,080
Ending balance	177,725,092	155,596,675
Land [member]
Cost
Beginning balance	3,272,439	2,243,085
Additions	586.867	4,393,030
Disposals	(979,930)	(3,363,676)
Ending balance	2,879,376	3,272,439
Accumulated Depreciation
Beginning balance	0
Ending balance	0	0
Net book value [Abstract]
Beginning balance	3,272,439	2,243,085
Ending balance	2,879,376	3,272,439
Buildings and Improvements [member]
Cost
Beginning balance	33,377,471	20,861,988
Additions	21,128,482	28,217,500
Disposals	(4,507,086)	(15,702,017)
Ending balance	49,998,867	33,377,471
Accumulated Depreciation
Beginning balance	2,236,254	1,351,230
Ending balance	2,939,951	2,236,254
Net book value [Abstract]
Beginning balance	31,141,217	19,510,758
Ending balance	47,058,916	31,141,217
Equipment Computers And Furniture [Member]
Cost
Beginning balance	35,509,871	11,001,498
Additions	4,794,342	23,109,209
Additions from acquisitions		4,253,362
Disposals	0	(2,854,198)
Ending balance	40,304,213	35,509,871
Accumulated Depreciation
Beginning balance	3,882,178	1,524,114
Ending balance	8,375,318	3,882,178
Net book value [Abstract]
Beginning balance	31,627,693	9,477,384
Ending balance	31,928,895	31,627,693
Leasehold Improvements [member]
Cost
Beginning balance	68,681,497	18,435,893
Additions	12,413,970	38,002,678
Additions from acquisitions		12,242,926
Disposals	0
Ending balance	81,095,467	68,681,497
Accumulated Depreciation
Beginning balance	2,998,287	1,007,998
Ending balance	8,426,333	2,998,287
Net book value [Abstract]
Beginning balance	65,683,210	17,427,895
Ending balance	72,669,134	65,683,210
Assets Under Construction [member]
Cost
Beginning balance	21,372,116	16,664,958
Additions	6,118,878	4,678,084
Additions from acquisitions		29,074
Disposals	(6,978,389)	0
Ending balance	20,512,605	21,372,116
Accumulated Depreciation
Beginning balance	0
Ending balance	0	0
Net book value [Abstract]
Beginning balance	21,372,116	16,664,958
Ending balance	20,512,605	21,372,116
Capitalized Interest [Member]
Cost
Beginning balance	2,500,000
Additions	342,966	2,500,000
Disposals	0
Ending balance	2,842,966	2,500,000
Accumulated Depreciation
Beginning balance	0
Ending balance	166,800	0
Net book value [Abstract]
Beginning balance	2,500,000
Ending balance	$ 2,676,166	$ 2,500,000