Commitments and Contingencies (Details) $ in Thousands			12 Months Ended
	Nov. 30, 2018 USD ($)	Jan. 11, 2018 USD ($) a ft²	Nov. 30, 2018 USD ($) ft²	Dec. 05, 2018 USD ($) a	Jun. 26, 2018 USD ($) a	Jan. 25, 2016 USD ($) a
Agreement to sell
Purchase and sale obligations
Sale price of land						$ 7,700
Agreement Extension Fee	$ 260
Number of acres to be sold | a						280
Purchase agreement
Purchase and sale obligations
Purchase obligations		$ 3,600			$ 4,700
Area Of Building | ft²		156,000
Number of acres | a		14			36
Purchase agreement | Subsequent events
Purchase and sale obligations
Purchase obligations				$ 900
Number of acres | a				9
Amended purchase agreement
Purchase and sale obligations
Purchase obligations		$ 3,100
Obligations For Investments In Real Estate Assets
Purchase and sale obligations
Purchase obligations	$ 14,997		$ 14,997
Area Of Building | ft²			283,000