Aggregate value of limited partnership units issued for acquisition

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- Definition

Assets Held By Unconsolidated Affiliates

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- Definition

Cash Contributions To Limited Liability Company

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- Definition

The gain (loss) on sale of an investment interest in a joint venture.

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No definition available.

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- Definition

The gain on the change in control of an investment property.

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- Definition

Mortgage Notes Held By Unconsolidated Affiliates

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- Definition

Represents the number of investments in tenant in common that do not qualify as variable interest entities and do not meet the control requirements for consolidation.

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No definition available.

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- Definition

The number of real estate properties classified as held for sale as of the balance sheet date.

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No definition available.

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- Definition

Percentage Of Interest

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No definition available.

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- Definition

Percentage of interest acquired

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No definition available.

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- Definition

Property Contributions To Limited Liability Company

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No definition available.

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- Definition

Fair value of real estate investment property.

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No definition available.

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- Definition

Residential Multi Tenant Apartment Complex Units

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- Definition

Area of a real estate property.

+ References

No definition available.

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- Definition

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 30
-Paragraph 7
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- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
-Section 50
-Paragraph 3
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- Definition

Impairment losses measured as the amount by which the carrying amount of the business or real estate partnerships exceeds the fair value of the business or partnership.

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- Definition

Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
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-Section 02
-Paragraph 20, 22
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- Definition

The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Investing Activities
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The cash inflow from the sale of an investment interest in a joint venture that the reporting entity has not previously accounted for using consolidation or the equity method of accounting.

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-Publisher FASB
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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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Principal Activity and Significant Accounting Policies - Held for Sale and Unconsolidated Affiliates (Details) $ in Thousands			3 Months Ended	12 Months Ended
	Dec. 07, 2016 USD ($)	Dec. 01, 2016 USD ($) item	Dec. 31, 2016 USD ($) ft² property item	Dec. 31, 2016 USD ($) ft² property item	Dec. 31, 2015 USD ($) property item	Dec. 31, 2014 USD ($)
Significant Accounting Policies
Number of real estate properties classified as held for sale \| property			1	1	1
Impairment losses related to the unconsolidated affiliates				$ 0	$ 0	$ 0
Number of investments in tenant in common that do not qualify as variable interest entities and do not meet the control requirements for consolidation \| item			3	3
Total assets held by unconsolidated affiliates			$ 26,140	$ 26,140	32,296
Mortgage notes held by unconsolidated affiliates			$ 20,017	20,017	20,421
Consideration in cash to pay for acquisitions				9,552	23,480	44,054
Aggregate value of limited partnership units issued for acquisition				23,020	11,228	17,461
Acquisition price				35,312	$ 82,586	$ 132,990
Gain on change in control of real estate investments				550
Proceeds from sale of joint venture interest				2,600
Gain on sale of joint venture interest				$ 597
Operating Partnership \| Single Asset Limited Liability Company - owns apartment complex, Bismarck, North Dakota
Significant Accounting Policies
Investment in unconsolidated affiliates			40.26%	40.26%
Residential, multi-tenant apartment complex, Units \| item			144	144
Operating Partnership \| Grand Forks Marketplace Retail Center
Significant Accounting Policies
Investment in unconsolidated affiliates			50.00%	50.00%
Percentage of interest			100.00%	100.00%
Area of commercial property \| ft²			183,000	183,000
Operating Partnership \| Tenant in common - Office building, Fargo, North Dakota
Significant Accounting Policies
Investment in unconsolidated affiliates			66.67%	66.67%
Area of commercial property \| ft²			75,000	75,000
Operating Partnership \| Tenant in common - Apartment complex, Fargo, North Dakota
Significant Accounting Policies
Investment in unconsolidated affiliates					82.50%
Residential, multi-tenant apartment complex, Units \| item		61			61
Percentage of interest acquired		17.50%
Fair value of property		$ 4,087
Consideration in cash to pay for acquisitions		193
Aggregate value of limited partnership units issued for acquisition		448
Acquisition price		641
Gain on change in control of real estate investments		$ 550	$ 550
Operating Partnership \| Michigan Street Transit Center, LLC ("Transit Center")
Significant Accounting Policies
Investment in unconsolidated affiliates					99.00%
Percentage of interest	99.00%				100.00%
Proceeds from sale of joint venture interest	$ 2,600
Gain on sale of joint venture interest	$ 597
Cash contribution					$ 644
Property contribution					1,316
Mortgages \| Single Asset Limited Liability Company - owns apartment complex, Bismarck, North Dakota
Significant Accounting Policies
Mortgage carrying amount			2,190	$ 2,190	2,259
Mortgages \| Grand Forks Marketplace Retail Center
Significant Accounting Policies
Mortgage carrying amount			10,891	10,891	11,079
Mortgages \| Tenant in common - Office building, Fargo, North Dakota
Significant Accounting Policies
Mortgage carrying amount			$ 6,936	$ 6,936	$ 7,083