Supplemental Financial Statement Information - Other And Intangible Assets (Details) - USD ($) $ in Thousands	12 Months Ended
	Nov. 30, 2016	Nov. 30, 2015	Nov. 30, 2014
Other Assets
Deferred leasing costs	$ 4,746	$ 4,376
Deferred rent receivable	4,474	4,087
Prepaid expenses	2,333	2,157
Mortgage escrows	717	2,229
Deposits and costs related to potential real estate acquisitions	369	401
Lease receivables from tenants	280	221
Property and equipment, net	247	305
Intangible assets, net	497	27
Deferred financing costs related to Webster Credit Line	117	13
Other	406	282
Total other assets	14,186	14,098
Intangibles assets
Accumulated amortization	772	714
Amortization expense	58	201	$ 178
Estimated amortization expense
2017	27
2018	27
2019	27
2020	27
2021	27
Property and equipment
Property and equipment accumulated depreciation	844	996
Depreciation expense	$ 90	$ 86	$ 111