Real Estate Assets (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
Feb. 28, 2019	Feb. 28, 2018	Nov. 30, 2018
Real Estate Assets
Land	$ 21,961		$ 21,961
Land improvements	38,291		38,280
Buildings and improvements	204,288		204,258
Tenant improvements	29,161		29,163
Machinery and equipment	10,958		10,958
Construction in progress	3,388		562
Development costs	13,484		13,443
Real estate assets, gross	321,531		318,625
Accumulated depreciation	(107,595)		(105,004)
Real estate assets, net	213,936		213,621
Real Estate Held-for-sale	1,858		2,652
Depreciation expense	2,591	$ 2,402
Capitalized interest	42	38
Real estate assets
Cash paid for building	1,923	$ 2,270
Value of real estate assets reclassified out of held for sale due to sale	809
Value of real estate assets reclassified as held for sale	15
Real estate assets held for sale
Real Estate Assets
Land	851		1,645
Development costs	1,007		1,007
Real Estate Held-for-sale	$ 1,858		$ 2,652
Land improvements \| Minimum
Real Estate Assets
Estimated Useful Lives	10 years		10 years
Land improvements \| Maximum
Real Estate Assets
Estimated Useful Lives	30 years		30 years
Buildings and improvements \| Minimum
Real Estate Assets
Estimated Useful Lives	10 years		10 years
Buildings and improvements \| Maximum
Real Estate Assets
Estimated Useful Lives	40 years		40 years
Machinery and equipment. \| Minimum
Real Estate Assets
Estimated Useful Lives	3 years		3 years
Machinery and equipment. \| Maximum
Real Estate Assets
Estimated Useful Lives	20 years		20 years

Amount of real estate depreciation expense for the period.

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- Definition

The total gross cost at balance sheet date of construction on real estate projects that are not yet completed.

+ References

No definition available.

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- Definition

Amount of real estate investment property not held for sale, which may include the following: (1) land available-for-development; (2) investments in building and building improvements; (3) tenant allowances; (4) developments in-process; (5) rental properties; and (6) other real estate investments.

+ References

No definition available.

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Amount of real estate investment property not including that held for sale, net of accumulated depreciation, which may include the following: (1) land available-for-development; (2) investments in building and building improvements; (3) tenant allowances; (4) developments in-process; (5) rental properties; and (6) other real estate investments.

+ References

No definition available.

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Amount of real estate property that has been reclassed as held for sale during the period.

+ References

No definition available.

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Reduction amount of real estate property classified as held for sale due to sale during the period.

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No definition available.

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- Definition

The current amount of expenditures for a real estate project that has not yet been completed.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03.10)
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- Definition

Amount before accumulated depreciation of fixtures and equipment. Includes, but is not limited to, machinery, equipment, and engines.

+ References

No definition available.

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- Definition

Amount of interest capitalized during the period.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (b)
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Aggregate of the carrying amounts as of the balance sheet date of investments in building and building improvements.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
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-Subparagraph (SX 210.7-03.1(d))
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- Definition

Amount before accumulated depletion of real estate held for productive use, excluding land held for sale.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
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-Paragraph 4
-Subparagraph (e)
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-Section S99
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- Definition

Amount before accumulated deprecation and depletion of additions or improvements to real estate held for productive use. Examples include, but are not limited to, walkways, driveways, fences, and parking lots.

+ References

No definition available.

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- Definition

The cash outflow from the acquisition of a piece of land and anything permanently fixed to it, including buildings, structures on it and so forth, and payments to develop real estate assets by adding improvements on or to a parcel of land. Such improvements may include drainage, utilities, subdividing, access, buildings, and any combination of these elements. Including real estate intended to generate income for the owner; excluding real estate acquired for use by the owner.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-Subparagraph (c)
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- Definition

Useful life on which depreciation was computed for entities with a substantial portion of business acquiring and holding investment real estate, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 205
-SubTopic 10
-Section S99
-Paragraph 6
-Subparagraph (SX 210.5-04.(c) Schedule III)
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- References

No definition available.

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Carrying amount as of the balance sheet date of investments in land and buildings held for sale, excluding real estate considered to be inventory of the entity.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 210
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-Paragraph 1
-Subparagraph (SX 210.7-03.1(f))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

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- Definition

The cumulative amount of depreciation for real estate property held for investment purposes.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
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-Paragraph 1
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-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Carrying amount as of the balance sheet date of improvements having a life longer than one year that were made for the benefit of one or more tenants.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03.1(f))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

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