Cost of Goods Sold - Summary of Cost of Goods Sold (Details) - USD ($) $ in Thousands	12 Months Ended
	May 31, 2021	May 31, 2020	May 31, 2019
Cost Of Goods And Services Sold [Abstract]
Cannabis costs	$ 130,511	$ 68,551	$ 31,341
Beverage alcohol costs	12,687
Distribution costs	242,472	240,722	104,451
Wellness costs	4,233
Total	$ 389,903	$ 309,273	$ 135,792