Inventory - Additional Information (Detail) - USD ($)
|6 Months Ended||12 Months Ended|
May 31, 2019
Nov. 30, 2019
|Other Asset Impairment Charges||$ 2,332,763||$ 2,332,763|
The charge against earnings resulting from the write down of long lived assets other than goodwill due to the difference between the carrying value and lower fair value.
Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef