Real Estate Assets - assets held for sale (Details) $ in Thousands	3 Months Ended
	Feb. 29, 2020 USD ($) ft²	Nov. 30, 2019 USD ($)
Real Estate Assets
Real Estate Held For Sale Net	$ 7,496	$ 2,137
Value of real estate assets reclassified as held for sale	6,543
Real estate assets moved out of held for sale	1,084
Value of real estate assets reclassified out of held for sale due to sale	100
Increase in real estate held for sale, net	5,359
Terminated sales agreement expenses	$ 30
Restaurant Building
Real Estate Assets
Area Of Building | ft²	7,200