Real Estate Assets - assets held for sale (Details) $ in Thousands	6 Months Ended
	May 31, 2020 USD ($) ft²	Nov. 30, 2019 USD ($)
Real Estate Assets
Real Estate Held For Sale Net	$ 6,940	$ 2,137
Value of real estate assets reclassified as held for sale	5,987
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	$ 4,803
Restaurant Building
Real Estate Assets
Area Of Building | ft²	7,200