XML 27 R57.htm IDEA: XBRL DOCUMENT
v2.4.0.8

ACQUISITIONS AND DISPOSITIONS (Details) (USD $) Share data in Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Apr. 30, 2014 | Apr. 30, 2013 | Apr. 30, 2012
Significant Acquisitions and Disposals [Line Items] |  |  |  |  |  |
Transaction costs expensed during the period | $ 176,000 |  | $ 434,000 |  |  |
Sales price | 80,883,000 |  | 26,273,000 |  |  |
Project costs incurred to date | 116,096,000 | [1] |  |  |  |
Acquisitions and development projects placed in service [Abstract] |  |  |  |  |  |
Acquisition costs | 43,580,000 |  | 108,241,000 |  |  |
Form of Consideration Cash | 38,200,000 |  | 76,020,000 |  |  |
Form of Consideration Units (1) | 3,480 | [2] | 12,632 | [2] |  |
Form of Consideration Other (2) | 1,900,000 | [3] | 19,589,000 | [4] |  |
Investment Allocation Land | 8,034,000 |  | 29,361,000 |  |  |
Investment Allocation Buildings | 34,646,000 |  | 77,316,000 |  |  |
Investment Allocation Intangible assets | 900,000 |  | 1,564,000 |  |  |
Assumed Debt | 0 |  | 12,500,000.000 |  | 7,190,000.000 |
Project costs incurred to date | 116,096,000 | [1] |  |  |  |
Results of operations from acquired properties [Abstract] |  |  |  |  |  |
Total revenue | 1,897,000 |  | 6,497,000 |  |  |
Net income | (82,000) |  | (66,000) |  |  |
Dispositions [Abstract] |  |  |  |  |  |
Sale price | 80,883,000 |  | 26,273,000 |  |  |
Book value and sales cost | 73,884,000 |  | 19,388,000 |  |  |
Gain/(Loss) | 6,999,000 |  | 6,885,000 |  |  |
Multi-Family Residential [Member] |  |  |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |  |  |
Sales price | 3,510,000 |  | 8,850,000 |  |  |
Acquisitions and development projects placed in service [Abstract] |  |  |  |  |  |
Acquisition costs | 19,600,000 |  | 85,734,000 |  |  |
Form of Consideration Cash | 16,120,000 |  | 62,602,000 |  |  |
Form of Consideration Units (1) | 3,480 | [2] | 10,632 | [2] |  |
Form of Consideration Other (2) | 0 | [3] | 12,500,000 | [4] |  |
Investment Allocation Land | 1,447,000 |  | 6,854,000 |  |  |
Investment Allocation Buildings | 17,635,000 |  | 77,316,000 |  |  |
Investment Allocation Intangible assets | 518,000 |  | 1,564,000 |  |  |
Dispositions [Abstract] |  |  |  |  |  |
Sale price | 3,510,000 |  | 8,850,000 |  |  |
Book value and sales cost | 3,738,000 |  | 5,272,000 |  |  |
Gain/(Loss) | (228,000) |  | 3,578,000 |  |  |
Commercial Healthcare [Member] |  |  |  |  |  |
Acquisitions and development projects placed in service [Abstract] |  |  |  |  |  |
Acquisition costs | 18,913,000 |  |  |  |  |
Form of Consideration Cash | 18,913,000 |  |  |  |  |
Form of Consideration Units (1) | 0 | [2] |  |  |  |
Form of Consideration Other (2) | 0 | [3] |  |  |  |
Investment Allocation Land | 1,520,000 |  |  |  |  |
Investment Allocation Buildings | 17,011,000 |  |  |  |  |
Investment Allocation Intangible assets | 382,000 |  |  |  |  |
Commercial Industrial [Member] |  |  |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |  |  |
Sales price | 61,138,000 |  |  |  |  |
Dispositions [Abstract] |  |  |  |  |  |
Sale price | 61,138,000 |  |  |  |  |
Book value and sales cost | 52,079,000 |  |  |  |  |
Gain/(Loss) | 9,059,000 |  |  |  |  |
Commercial Office [Member] |  |  |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |  |  |
Sales price | 12,950,000 |  |  |  |  |
Dispositions [Abstract] |  |  |  |  |  |
Sale price | 12,950,000 |  |  |  |  |
Book value and sales cost | 14,504,000 |  |  |  |  |
Gain/(Loss) | (1,554,000) |  |  |  |  |
Commercial Retail [Member] |  |  |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |  |  |
Sales price | 3,285,000 |  |  |  |  |
Dispositions [Abstract] |  |  |  |  |  |
Sale price | 3,285,000 |  |  |  |  |
Book value and sales cost | 3,563,000 |  |  |  |  |
Gain/(Loss) | (278,000) |  |  |  |  |
Unimproved Land [Member] |  |  |  |  |  |
Acquisitions and development projects placed in service [Abstract] |  |  |  |  |  |
Acquisition costs | 5,067,000 |  | 22,507,000 |  |  |
Form of Consideration Cash | 3,167,000 |  | 13,418,000 |  |  |
Form of Consideration Units (1) | 0 | [2] | 2,000 | [2] |  |
Form of Consideration Other (2) | 1,900,000 | [3] | 7,089,000 | [4] |  |
Investment Allocation Land | 5,067,000 |  | 22,507,000 |  |  |
Investment Allocation Buildings | 0 |  | 0 |  |  |
Investment Allocation Intangible assets | 0 |  | 0 |  |  |
Other Disposition [Member] |  |  |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |  |  |
Sales price |  |  | 698,000 |  |  |
Dispositions [Abstract] |  |  |  |  |  |
Sale price |  |  | 698,000 |  |  |
Book value and sales cost |  |  | 757,000 |  |  |
Gain/(Loss) |  |  | (59,000) |  |  |
API Building Duluth MN [Member] | Commercial Industrial [Member] |  |  |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |  |  |
Sales price | 2,553,000 |  |  |  |  |
Dispositions [Abstract] |  |  |  |  |  |
Date disposed | Sep. 24, 2013 |  |  |  |  |
Sale price | 2,553,000 |  |  |  |  |
Book value and sales cost | 1,488,000 |  |  |  |  |
Gain/(Loss) | 1,065,000 |  |  |  |  |
Area of a real estate property (in square feet) | 35,000 |  |  |  |  |
Alps Park - Rapid City, SD [Member] | Multi-Family Residential [Member] |  |  |  |  |  |
Acquisitions and development projects placed in service [Abstract] |  |  |  |  |  |
Date acquired | May 01, 2013 |  |  |  |  |
Acquisition costs | 6,200,000 |  |  |  |  |
Form of Consideration Cash | 2,920,000 |  |  |  |  |
Form of Consideration Units (1) | 3,280 | [2] |  |  |  |
Form of Consideration Other (2) | 0 | [3] |  |  |  |
Investment Allocation Land | 287,000 |  |  |  |  |
Investment Allocation Buildings | 5,551,000 |  |  |  |  |
Investment Allocation Intangible assets | 362,000 |  |  |  |  |
Number of apartment units | 71 |  |  |  |  |
Anoka Strip Center Anoka MN [Member] | Commercial Retail [Member] |  |  |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |  |  |
Sales price | 325,000 |  |  |  |  |
Dispositions [Abstract] |  |  |  |  |  |
Date disposed | Dec. 23, 2013 |  |  |  |  |
Sale price | 325,000 |  |  |  |  |
Book value and sales cost | 347,000 |  |  |  |  |
Gain/(Loss) | (22,000) |  |  |  |  |
Area of a real estate property (in square feet) | 10,625 |  |  |  |  |
Arcata - Golden Valley, MN [Member] | Unimproved Land [Member] |  |  |  |  |  |
Acquisitions and development projects placed in service [Abstract] |  |  |  |  |  |
Date acquired |  |  | Apr. 30, 2013 |  |  |
Acquisition costs |  |  | 2,088,000 |  |  |
Form of Consideration Cash |  |  | 2,088,000 |  |  |
Form of Consideration Units (1) |  |  | 0 | [2] |  |
Form of Consideration Other (2) |  |  | 0 | [4] |  |
Investment Allocation Land |  |  | 2,088,000 |  |  |
Investment Allocation Buildings |  |  | 0 |  |  |
Investment Allocation Intangible assets |  |  | 0 |  |  |
Badger Hills Rochester, MN [Member] | Unimproved Land [Member] |  |  |  |  |  |
Acquisitions and development projects placed in service [Abstract] |  |  |  |  |  |
Date acquired |  |  | Dec. 14, 2012 | [5] |  |
Acquisition costs |  |  | 1,050,000 | [5] |  |
Form of Consideration Cash |  |  | 1,050,000 | [5] |  |
Form of Consideration Units (1) |  |  | 0 | [2],[5] |  |
Form of Consideration Other (2) |  |  | 0 | [4],[5] |  |
Investment Allocation Land |  |  | 1,050,000 | [5] |  |
Investment Allocation Buildings |  |  | 0 | [5] |  |
Investment Allocation Intangible assets |  |  | 0 | [5] |  |
Bismarck 4916 - Bismarck, ND [Member] | Unimproved Land [Member] |  |  |  |  |  |
Acquisitions and development projects placed in service [Abstract] |  |  |  |  |  |
Date acquired |  |  | Apr. 12, 2013 |  |  |
Acquisition costs |  |  | 3,250,000 |  |  |
Form of Consideration Cash |  |  | 3,250,000 |  |  |
Form of Consideration Units (1) |  |  | 0 | [2] |  |
Form of Consideration Other (2) |  |  | 0 | [4] |  |
Investment Allocation Land |  |  | 3,250,000 |  |  |
Investment Allocation Buildings |  |  | 0 |  |  |
Investment Allocation Intangible assets |  |  | 0 |  |  |
Bloomington Business Plaza Bloomington MN [Member] | Commercial Office [Member] |  |  |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |  |  |
Sales price | 4,500,000 |  |  |  |  |
Dispositions [Abstract] |  |  |  |  |  |
Date disposed | Sep. 12, 2013 |  |  |  |  |
Sale price | 4,500,000 |  |  |  |  |
Book value and sales cost | 7,339,000 |  |  |  |  |
Gain/(Loss) | (2,839,000) |  |  |  |  |
Area of a real estate property (in square feet) | 121,669 |  |  |  |  |
Bodycote Industrial Building Eden Prairie MN [Member] | Commercial Industrial [Member] |  |  |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |  |  |
Sales price | 3,150,000 |  |  |  |  |
Dispositions [Abstract] |  |  |  |  |  |
Date disposed | May 13, 2013 |  |  |  |  |
Sale price | 3,150,000 |  |  |  |  |
Book value and sales cost | 1,375,000 |  |  |  |  |
Gain/(Loss) | 1,775,000 |  |  |  |  |
Area of a real estate property (in square feet) | 41,880 |  |  |  |  |
Brooklyn Park 7401 Boone Avenue Brooklyn Park MN [Member] | Commercial Industrial [Member] |  |  |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |  |  |
Sales price | 12,800,000 |  |  |  |  |
Dispositions [Abstract] |  |  |  |  |  |
Date disposed | Sep. 12, 2013 |  |  |  |  |
Sale price | 12,800,000 |  |  |  |  |
Book value and sales cost | 12,181,000 |  |  |  |  |
Gain/(Loss) | 619,000 |  |  |  |  |
Area of a real estate property (in square feet) | 322,751 |  |  |  |  |
Burnsville 2 Strip Center Burnsville MN [Member] | Commercial Retail [Member] |  |  |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |  |  |
Sales price | 650,000 |  |  |  |  |
Dispositions [Abstract] |  |  |  |  |  |
Date disposed | Jan. 08, 2014 |  |  |  |  |
Sale price | 650,000 |  |  |  |  |
Book value and sales cost | 796,000 |  |  |  |  |
Gain/(Loss) | (146,000) |  |  |  |  |
Area of a real estate property (in square feet) | 8,400 |  |  |  |  |
Candlelight - Fargo, ND [Member] | Multi-Family Residential [Member] |  |  |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |  |  |
Sales price |  |  | 1,950,000 |  |  |
Dispositions [Abstract] |  |  |  |  |  |
Date disposed |  |  | Nov. 27, 2012 |  |  |
Sale price |  |  | 1,950,000 |  |  |
Book value and sales cost |  |  | 1,178,000 |  |  |
Gain/(Loss) |  |  | 772,000 |  |  |
Number of apartment units |  |  | 66 |  |  |
Cedar Lake Business Center St Louis Park MN [Member] | Commercial Industrial [Member] |  |  |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |  |  |
Sales price | 2,550,000 |  |  |  |  |
Dispositions [Abstract] |  |  |  |  |  |
Date disposed | Sep. 12, 2013 |  |  |  |  |
Sale price | 2,550,000 |  |  |  |  |
Book value and sales cost | 2,607,000 |  |  |  |  |
Gain/(Loss) | (57,000) |  |  |  |  |
Area of a real estate property (in square feet) | 50,400 |  |  |  |  |
Chateau II - Minot, ND [Member] | Unimproved Land [Member] |  |  |  |  |  |
Acquisitions and development projects placed in service [Abstract] |  |  |  |  |  |
Date acquired | May 21, 2013 |  |  |  |  |
Acquisition costs | 179,000 |  |  |  |  |
Form of Consideration Cash | 179,000 |  |  |  |  |
Form of Consideration Units (1) | 0 | [2] |  |  |  |
Form of Consideration Other (2) | 0 | [3] |  |  |  |
Investment Allocation Land | 179,000 |  |  |  |  |
Investment Allocation Buildings | 0 |  |  |  |  |
Investment Allocation Intangible assets | 0 |  |  |  |  |
Clive 2075 NW 94th Street Clive IA [Member] | Commercial Industrial [Member] |  |  |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |  |  |
Sales price | 2,735,000 |  |  |  |  |
Dispositions [Abstract] |  |  |  |  |  |
Date disposed | Jan. 30, 2014 |  |  |  |  |
Sale price | 2,735,000 |  |  |  |  |
Book value and sales cost | 2,675,000 |  |  |  |  |
Gain/(Loss) | 60,000 |  |  |  |  |
Area of a real estate property (in square feet) | 42,510 |  |  |  |  |
Colony - Lincoln, NE [Member] | Multi-Family Residential [Member] |  |  |  |  |  |
Acquisitions and development projects placed in service [Abstract] |  |  |  |  |  |
Date acquired |  |  | Jun. 04, 2012 |  |  |
Acquisition costs |  |  | 17,500,000 |  |  |
Form of Consideration Cash |  |  | 14,368,000 |  |  |
Form of Consideration Units (1) |  |  | 3,132 | [2] |  |
Form of Consideration Other (2) |  |  | 0 | [4] |  |
Investment Allocation Land |  |  | 1,515,000 |  |  |
Investment Allocation Buildings |  |  | 15,731,000 |  |  |
Investment Allocation Intangible assets |  |  | 254,000 |  |  |
Number of apartment units |  |  | 232 |  |  |
Commons at Southgate - Minot, ND [Member] | Unimproved Land [Member] |  |  |  |  |  |
Acquisitions and development projects placed in service [Abstract] |  |  |  |  |  |
Date acquired |  |  | Jan. 22, 2013 | [6] |  |
Acquisition costs |  |  | 3,691,000 | [6] |  |
Form of Consideration Cash |  |  | 0 | [6] |  |
Form of Consideration Units (1) |  |  | 0 | [2],[6] |  |
Form of Consideration Other (2) |  |  | 3,691,000 | [4],[6] |  |
Investment Allocation Land |  |  | 3,691,000 | [6] |  |
Investment Allocation Buildings |  |  | 0 | [6] |  |
Investment Allocation Intangible assets |  |  | 0 |  |  |
Interest in joint venture (in hundredths) |  |  | 51.00% | [6] |  |
JV Partner Contributions |  |  | 3.691 | [6] |  |
Cypress Court - St. Cloud, MN [Member] | Unimproved Land [Member] |  |  |  |  |  |
Acquisitions and development projects placed in service [Abstract] |  |  |  |  |  |
Date acquired |  |  | Aug. 10, 2012 | [7] |  |
Acquisition costs |  |  | 447,000 | [7] |  |
Form of Consideration Cash |  |  | 447,000 | [7] |  |
Form of Consideration Units (1) |  |  | 0 | [2],[7] |  |
Form of Consideration Other (2) |  |  | 0 | [4],[7] |  |
Investment Allocation Land |  |  | 447,000 | [7] |  |
Investment Allocation Buildings |  |  | 0 | [7] |  |
Investment Allocation Intangible assets |  |  | 0 | [7] |  |
Interest in joint venture (in hundredths) |  |  | 86.10% | [7] |  |
Cypress Court Apartment Development St. Cloud, MN [Member] | Unimproved Land [Member] |  |  |  |  |  |
Acquisitions and development projects placed in service [Abstract] |  |  |  |  |  |
Date acquired |  |  | Aug. 10, 2012 | [7] |  |
Acquisition costs |  |  | 1,136,000 | [7] |  |
Form of Consideration Cash |  |  | 0 | [7] |  |
Form of Consideration Units (1) |  |  | 0 | [2],[7] |  |
Form of Consideration Other (2) |  |  | 1,136,000 | [4],[7] |  |
Investment Allocation Land |  |  | 1,136,000 | [7] |  |
Investment Allocation Buildings |  |  | 0 | [7] |  |
Investment Allocation Intangible assets |  |  | 0 | [7] |  |
Interest in joint venture (in hundredths) |  |  | 86.10% | [7] |  |
JV Partner Contributions |  |  | 1.136 | [7] |  |
Dixon Avenue Industrial Park Des Moines IA [Member] | Commercial Industrial [Member] |  |  |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |  |  |
Sales price | 14,675,000 |  |  |  |  |
Dispositions [Abstract] |  |  |  |  |  |
Date disposed | Oct. 31, 2013 |  |  |  |  |
Sale price | 14,675,000 |  |  |  |  |
Book value and sales cost | 10,328,000 |  |  |  |  |
Gain/(Loss) | 4,347,000 |  |  |  |  |
Area of a real estate property (in square feet) | 606,006 |  |  |  |  |
Eagan Community Eagan MN [Member] | Commercial Retail [Member] |  |  |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |  |  |
Sales price | 2,310,000 |  |  |  |  |
Dispositions [Abstract] |  |  |  |  |  |
Date disposed | May 14, 2013 |  |  |  |  |
Sale price | 2,310,000 |  |  |  |  |
Book value and sales cost | 2,420,000 |  |  |  |  |
Gain/(Loss) | (110,000) |  |  |  |  |
Area of a real estate property (in square feet) | 23,187 |  |  |  |  |
East Park Sioux Falls SD [Member] | Multi-Family Residential [Member] |  |  |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |  |  |
Sales price | 2,214,000 |  |  |  |  |
Dispositions [Abstract] |  |  |  |  |  |
Date disposed | Dec. 18, 2013 |  |  |  |  |
Sale price | 2,214,000 |  |  |  |  |
Book value and sales cost | 2,358,000 |  |  |  |  |
Gain/(Loss) | (144,000) |  |  |  |  |
Number of apartment units | 84 |  |  |  |  |
Fargo 1320 45th St N Fargo ND [Member] | Commercial Industrial [Member] |  |  |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |  |  |
Sales price | 4,700,000 |  |  |  |  |
Dispositions [Abstract] |  |  |  |  |  |
Date disposed | May 13, 2013 |  |  |  |  |
Sale price | 4,700,000 |  |  |  |  |
Book value and sales cost | 4,100,000 |  |  |  |  |
Gain/(Loss) | 600,000 |  |  |  |  |
Area of a real estate property (in square feet) | 42,244 |  |  |  |  |
Georgetown Square Condominiums 5 and 6 [Member] | Other Disposition [Member] |  |  |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |  |  |
Sales price |  |  | 330,000 |  |  |
Dispositions [Abstract] |  |  |  |  |  |
Date disposed |  |  | Jun. 21, 2012 |  |  |
Sale price |  |  | 330,000 |  |  |
Book value and sales cost |  |  | 336,000 |  |  |
Gain/(Loss) |  |  | (6,000) |  |  |
Georgetown Square Condominiums 3 and 4 [Member] | Other Disposition [Member] |  |  |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |  |  |
Sales price |  |  | 368,000 |  |  |
Dispositions [Abstract] |  |  |  |  |  |
Date disposed |  |  | Aug. 02, 2012 |  |  |
Sale price |  |  | 368,000 |  |  |
Book value and sales cost |  |  | 421,000 |  |  |
Gain/(Loss) |  |  | (53,000) |  |  |
Grand Forks Grand Forks, ND [Member] | Unimproved Land [Member] |  |  |  |  |  |
Acquisitions and development projects placed in service [Abstract] |  |  |  |  |  |
Date acquired |  |  | Dec. 31, 2012 |  |  |
Acquisition costs |  |  | 4,278,000 |  |  |
Form of Consideration Cash |  |  | 2,278,000 |  |  |
Form of Consideration Units (1) |  |  | 2,000 | [2] |  |
Form of Consideration Other (2) |  |  | 0 | [4] |  |
Investment Allocation Land |  |  | 4,278,000 |  |  |
Investment Allocation Buildings |  |  | 0 |  |  |
Investment Allocation Intangible assets |  |  | 0 |  |  |
Grand Forks 2150 Grand Forks, ND [Member] | Unimproved Land [Member] |  |  |  |  |  |
Acquisitions and development projects placed in service [Abstract] |  |  |  |  |  |
Date acquired |  |  | Mar. 25, 2013 |  |  |
Acquisition costs |  |  | 1,600,000 |  |  |
Form of Consideration Cash |  |  | 1,600,000 |  |  |
Form of Consideration Units (1) |  |  | 0 | [2] |  |
Form of Consideration Other (2) |  |  | 0 | [4] |  |
Investment Allocation Land |  |  | 1,600,000 |  |  |
Investment Allocation Buildings |  |  | 0 |  |  |
Investment Allocation Intangible assets |  |  | 0 |  |  |
Isanti Unimproved - Isanti, MN [Member] | Unimproved Land [Member] |  |  |  |  |  |
Acquisitions and development projects placed in service [Abstract] |  |  |  |  |  |
Date acquired | Feb. 04, 2014 |  |  |  |  |
Acquisition costs | 50,000 |  |  |  |  |
Form of Consideration Cash | 50,000 |  |  |  |  |
Form of Consideration Units (1) | 0 | [2] |  |  |  |
Form of Consideration Other (2) | 0 | [3] |  |  |  |
Investment Allocation Land | 50,000 |  |  |  |  |
Investment Allocation Buildings | 0 |  |  |  |  |
Investment Allocation Intangible assets | 0 |  |  |  |  |
Jamestown Unimproved - Jamestown, ND [Member] | Unimproved Land [Member] |  |  |  |  |  |
Acquisitions and development projects placed in service [Abstract] |  |  |  |  |  |
Date acquired | Aug. 09, 2013 |  |  |  |  |
Acquisition costs | 700,000 |  |  |  |  |
Form of Consideration Cash | 700,000 |  |  |  |  |
Form of Consideration Units (1) | 0 | [2] |  |  |  |
Form of Consideration Other (2) | 0 | [3] |  |  |  |
Investment Allocation Land | 700,000 |  |  |  |  |
Investment Allocation Buildings | 0 |  |  |  |  |
Investment Allocation Intangible assets | 0 |  |  |  |  |
Kentwood Thomasville Kentwood, MI [Member] | Commercial Retail [Member] |  |  |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |  |  |
Sales price |  |  | 625,000 |  |  |
Dispositions [Abstract] |  |  |  |  |  |
Date disposed |  |  | Jun. 20, 2012 |  |  |
Sale price |  |  | 625,000 |  |  |
Book value and sales cost |  |  | 692,000 |  |  |
Gain/(Loss) |  |  | (67,000) |  |  |
Area of a real estate property (in square feet) |  |  | 16,080 |  |  |
Lakeside Village - Lincoln, NE [Member] | Multi-Family Residential [Member] |  |  |  |  |  |
Acquisitions and development projects placed in service [Abstract] |  |  |  |  |  |
Date acquired |  |  | Jun. 04, 2012 |  |  |
Acquisition costs |  |  | 17,250,000 |  |  |
Form of Consideration Cash |  |  | 13,954,000 |  |  |
Form of Consideration Units (1) |  |  | 3,296 | [2] |  |
Form of Consideration Other (2) |  |  | 0 | [4] |  |
Investment Allocation Land |  |  | 1,215,000 |  |  |
Investment Allocation Buildings |  |  | 15,837,000 |  |  |
Investment Allocation Intangible assets |  |  | 198,000 |  |  |
Number of apartment units |  |  | 208 |  |  |
Landing at Southgate - Minot, ND [Member] | Unimproved Land [Member] |  |  |  |  |  |
Acquisitions and development projects placed in service [Abstract] |  |  |  |  |  |
Date acquired |  |  | Jan. 22, 2013 | [6] |  |
Acquisition costs |  |  | 2,262,000 | [6] |  |
Form of Consideration Cash |  |  | 0 | [6] |  |
Form of Consideration Units (1) |  |  | 0 | [2],[6] |  |
Form of Consideration Other (2) |  |  | 2,262,000 | [4],[6] |  |
Investment Allocation Land |  |  | 2,262,000 | [6] |  |
Investment Allocation Buildings |  |  | 0 |  |  |
Investment Allocation Intangible assets |  |  | 0 |  |  |
Interest in joint venture (in hundredths) |  |  | 51.00% | [6] |  |
JV Partner Contributions |  |  | 2.262 | [6] |  |
Legends at Heritage Place - Sartell, MN [Member] | Commercial Healthcare [Member] |  |  |  |  |  |
Acquisitions and development projects placed in service [Abstract] |  |  |  |  |  |
Date acquired | Oct. 31, 2013 |  |  |  |  |
Acquisition costs | 11,863,000 |  |  |  |  |
Form of Consideration Cash | 11,863,000 |  |  |  |  |
Form of Consideration Units (1) | 0 | [2] |  |  |  |
Form of Consideration Other (2) | 0 | [3] |  |  |  |
Investment Allocation Land | 970,000 |  |  |  |  |
Investment Allocation Buildings | 10,511,000 |  |  |  |  |
Investment Allocation Intangible assets | 382,000 |  |  |  |  |
Area of a real estate property (in square feet) | 98,174 |  |  |  |  |
Legends at Heritage Place - Sartell, MN [Member] | Unimproved Land [Member] |  |  |  |  |  |
Acquisitions and development projects placed in service [Abstract] |  |  |  |  |  |
Date acquired | Oct. 31, 2013 |  |  |  |  |
Acquisition costs | 537,000 |  |  |  |  |
Form of Consideration Cash | 537,000 |  |  |  |  |
Form of Consideration Units (1) | 0 | [2] |  |  |  |
Form of Consideration Other (2) | 0 | [3] |  |  |  |
Investment Allocation Land | 537,000 |  |  |  |  |
Investment Allocation Buildings | 0 |  |  |  |  |
Investment Allocation Intangible assets | 0 |  |  |  |  |
Lighthouse Duluth MN [Member] | Commercial Industrial [Member] |  |  |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |  |  |
Sales price | 1,825,000 |  |  |  |  |
Dispositions [Abstract] |  |  |  |  |  |
Date disposed | Oct. 08, 2013 |  |  |  |  |
Sale price | 1,825,000 |  |  |  |  |
Book value and sales cost | 1,547,000 |  |  |  |  |
Gain/(Loss) | 278,000 |  |  |  |  |
Area of a real estate property (in square feet) | 59,292 |  |  |  |  |
Metal Improvement Company New Brighton MN [Member] | Commercial Industrial [Member] |  |  |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |  |  |
Sales price | 2,350,000 |  |  |  |  |
Dispositions [Abstract] |  |  |  |  |  |
Date disposed | May 13, 2013 |  |  |  |  |
Sale price | 2,350,000 |  |  |  |  |
Book value and sales cost | 1,949,000 |  |  |  |  |
Gain/(Loss) | 401,000 |  |  |  |  |
Area of a real estate property (in square feet) | 49,620 |  |  |  |  |
Minnetonka 13600 County Road 62 Minnetonka MN [Member] | Commercial Industrial [Member] |  |  |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |  |  |
Sales price | 3,800,000 |  |  |  |  |
Dispositions [Abstract] |  |  |  |  |  |
Date disposed | Jan. 30, 2014 |  |  |  |  |
Sale price | 3,800,000 |  |  |  |  |
Book value and sales cost | 3,084,000 |  |  |  |  |
Gain/(Loss) | 716,000 |  |  |  |  |
Area of a real estate property (in square feet) | 69,984 |  |  |  |  |
Minot (Southgate Lot 4) - Minot, ND [Member] | Unimproved Land [Member] |  |  |  |  |  |
Acquisitions and development projects placed in service [Abstract] |  |  |  |  |  |
Date acquired |  |  | Jan. 11, 2013 |  |  |
Acquisition costs |  |  | 1,882,000 |  |  |
Form of Consideration Cash |  |  | 1,882,000 |  |  |
Form of Consideration Units (1) |  |  | 0 | [2] |  |
Form of Consideration Other (2) |  |  | 0 | [4] |  |
Investment Allocation Land |  |  | 1,882,000 |  |  |
Investment Allocation Buildings |  |  | 0 |  |  |
Investment Allocation Intangible assets |  |  | 0 |  |  |
Nicollett VII Burnsville MN [Member] | Commercial Office [Member] |  |  |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |  |  |
Sales price | 7,290,000 |  |  |  |  |
Dispositions [Abstract] |  |  |  |  |  |
Date disposed | Sep. 12, 2013 |  |  |  |  |
Sale price | 7,290,000 |  |  |  |  |
Book value and sales cost | 6,001,000 |  |  |  |  |
Gain/(Loss) | 1,289,000 |  |  |  |  |
Area of a real estate property (in square feet) | 118,125 |  |  |  |  |
Pinecone Villas - Sartell, MN [Member] | Multi-Family Residential [Member] |  |  |  |  |  |
Acquisitions and development projects placed in service [Abstract] |  |  |  |  |  |
Date acquired | Oct. 31, 2013 |  |  |  |  |
Acquisition costs | 2,800,000 |  |  |  |  |
Form of Consideration Cash | 2,800,000 |  |  |  |  |
Form of Consideration Units (1) | 0 | [2] |  |  |  |
Form of Consideration Other (2) | 0 | [3] |  |  |  |
Investment Allocation Land | 584,000 |  |  |  |  |
Investment Allocation Buildings | 2,191,000 |  |  |  |  |
Investment Allocation Intangible assets | 25,000 |  |  |  |  |
Number of apartment units | 24 |  |  |  |  |
Pillsbury Business Center Bloomington MN [Member] | Commercial Office [Member] |  |  |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |  |  |
Sales price | 1,160,000 |  |  |  |  |
Dispositions [Abstract] |  |  |  |  |  |
Date disposed | Sep. 12, 2013 |  |  |  |  |
Sale price | 1,160,000 |  |  |  |  |
Book value and sales cost | 1,164,000 |  |  |  |  |
Gain/(Loss) | (4,000) |  |  |  |  |
Area of a real estate property (in square feet) | 42,929 |  |  |  |  |
Prairiewood Meadows - Fargo, ND [Member] | Multi-Family Residential [Member] |  |  |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |  |  |
Sales price |  |  | 3,450,000 |  |  |
Dispositions [Abstract] |  |  |  |  |  |
Date disposed |  |  | Sep. 27, 2012 |  |  |
Sale price |  |  | 3,450,000 |  |  |
Book value and sales cost |  |  | 2,846,000 |  |  |
Gain/(Loss) |  |  | 604,000 |  |  |
Number of apartment units |  |  | 85 |  |  |
Ponds at Heritage Place - Sartell, MN [Member] | Multi-Family Residential [Member] |  |  |  |  |  |
Acquisitions and development projects placed in service [Abstract] |  |  |  |  |  |
Date acquired |  |  | Oct. 10, 2012 |  |  |
Acquisition costs |  |  | 5,020,000 |  |  |
Form of Consideration Cash |  |  | 3,332,000 |  |  |
Form of Consideration Units (1) |  |  | 1,688 | [2] |  |
Form of Consideration Other (2) |  |  | 0 | [4] |  |
Investment Allocation Land |  |  | 395,000 |  |  |
Investment Allocation Buildings |  |  | 4,564,000 |  |  |
Investment Allocation Intangible assets |  |  | 61,000 |  |  |
Number of apartment units |  |  | 58 |  |  |
Rapid City Unimproved- Rapid City, SD [Member] | Unimproved Land [Member] |  |  |  |  |  |
Acquisitions and development projects placed in service [Abstract] |  |  |  |  |  |
Date acquired | Mar. 25, 2014 |  |  |  |  |
Acquisition costs | 1,366,000 |  |  |  |  |
Form of Consideration Cash | 1,366,000 |  |  |  |  |
Form of Consideration Units (1) | 0 | [2] |  |  |  |
Form of Consideration Other (2) | 0 | [3] |  |  |  |
Investment Allocation Land | 1,366,000 |  |  |  |  |
Investment Allocation Buildings | 0 |  |  |  |  |
Investment Allocation Intangible assets | 0 |  |  |  |  |
RED 20 - Minneapolis, MN [Member] | Unimproved Land [Member] |  |  |  |  |  |
Acquisitions and development projects placed in service [Abstract] |  |  |  |  |  |
Date acquired | Aug. 20, 2013 | [8] |  |  |  |
Acquisition costs | 1,900,000 | [8] |  |  |  |
Form of Consideration Cash | 0 | [8] |  |  |  |
Form of Consideration Units (1) | 0 | [2],[8] |  |  |  |
Form of Consideration Other (2) | 1,900,000 | [3],[8] |  |  |  |
Investment Allocation Land | 1,900,000 | [8] |  |  |  |
Investment Allocation Buildings | 0 | [8] |  |  |  |
Investment Allocation Intangible assets | 0 | [8] |  |  |  |
Interest in joint venture (in hundredths) | 58.60% | [8] |  |  |  |
JV Partner Contributions | 1.900 | [8] |  |  |  |
Roseville 2929 Long Lake Road Roseville MN [Member] | Commercial Industrial [Member] |  |  |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |  |  |
Sales price | 9,275,000 |  |  |  |  |
Dispositions [Abstract] |  |  |  |  |  |
Date disposed | May 13, 2013 |  |  |  |  |
Sale price | 9,275,000 |  |  |  |  |
Book value and sales cost | 9,998,000 |  |  |  |  |
Gain/(Loss) | (723,000) |  |  |  |  |
Area of a real estate property (in square feet) | 172,057 |  |  |  |  |
Southpoint - Grand Forks, ND [Member] | Multi-Family Residential [Member] |  |  |  |  |  |
Acquisitions and development projects placed in service [Abstract] |  |  |  |  |  |
Date acquired | Sep. 05, 2013 |  |  |  |  |
Acquisition costs | 10,600,000 |  |  |  |  |
Form of Consideration Cash | 10,400,000 |  |  |  |  |
Form of Consideration Units (1) | 200 | [2] |  |  |  |
Form of Consideration Other (2) | 0 | [3] |  |  |  |
Investment Allocation Land | 576,000 |  |  |  |  |
Investment Allocation Buildings | 9,893,000 |  |  |  |  |
Investment Allocation Intangible assets | 131,000 |  |  |  |  |
Number of apartment units | 96 |  |  |  |  |
Spring Creek Fruitland - Fruitland, IA [Member] | Commercial Healthcare [Member] |  |  |  |  |  |
Acquisitions and development projects placed in service [Abstract] |  |  |  |  |  |
Date acquired | Feb. 05, 2014 |  |  |  |  |
Acquisition costs | 7,050,000 |  |  |  |  |
Form of Consideration Cash | 7,050,000 |  |  |  |  |
Form of Consideration Units (1) | 0 | [2] |  |  |  |
Form of Consideration Other (2) | 0 | [3] |  |  |  |
Investment Allocation Land | 550,000 |  |  |  |  |
Investment Allocation Buildings | 6,500,000 |  |  |  |  |
Investment Allocation Intangible assets | 0 |  |  |  |  |
Area of a real estate property (in square feet) | 39,500 |  |  |  |  |
Spring Creek Fruitland - Fruitland, IA [Member] | Unimproved Land [Member] |  |  |  |  |  |
Acquisitions and development projects placed in service [Abstract] |  |  |  |  |  |
Date acquired | Jan. 21, 2014 |  |  |  |  |
Acquisition costs | 335,000 |  |  |  |  |
Form of Consideration Cash | 335,000 |  |  |  |  |
Form of Consideration Units (1) | 0 | [2] |  |  |  |
Form of Consideration Other (2) | 0 | [3] |  |  |  |
Investment Allocation Land | 335,000 |  |  |  |  |
Investment Allocation Buildings | 0 |  |  |  |  |
Investment Allocation Intangible assets | 0 |  |  |  |  |
Stevens Point Stevens Point WI [Member] | Commercial Healthcare [Member] |  |  |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |  |  |
Sales price |  |  | 16,100,000 |  |  |
Dispositions [Abstract] |  |  |  |  |  |
Date disposed |  |  | Apr. 25, 2013 |  |  |
Sale price |  |  | 16,100,000 |  |  |
Book value and sales cost |  |  | 12,667,000 |  |  |
Gain/(Loss) |  |  | 3,433,000 |  |  |
Area of a real estate property (in square feet) |  |  | 47,950 |  |  |
Sycamore Village - Sioux Falls, SD [Member] | Multi-Family Residential [Member] |  |  |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |  |  |
Sales price | 1,296,000 |  |  |  |  |
Dispositions [Abstract] |  |  |  |  |  |
Date disposed | Dec. 18, 2013 |  |  |  |  |
Sale price | 1,296,000 |  |  |  |  |
Book value and sales cost | 1,380,000 |  |  |  |  |
Gain/(Loss) | (84,000) |  |  |  |  |
Number of apartment units | 48 |  |  |  |  |
Terrace on the Green Fargo, ND [Member] | Multi-Family Residential [Member] |  |  |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |  |  |
Sales price |  |  | 3,450,000 |  |  |
Dispositions [Abstract] |  |  |  |  |  |
Date disposed |  |  | Sep. 27, 2012 |  |  |
Sale price |  |  | 3,450,000 |  |  |
Book value and sales cost |  |  | 1,248,000 |  |  |
Gain/(Loss) |  |  | 2,202,000 |  |  |
Number of apartment units |  |  | 116 |  |  |
University Commons Williston, ND [Member] | Unimproved Land [Member] |  |  |  |  |  |
Acquisitions and development projects placed in service [Abstract] |  |  |  |  |  |
Date acquired |  |  | Aug. 01, 2012 |  |  |
Acquisition costs |  |  | 823,000 |  |  |
Form of Consideration Cash |  |  | 823,000 |  |  |
Form of Consideration Units (1) |  |  | 0 | [2] |  |
Form of Consideration Other (2) |  |  | 0 | [4] |  |
Investment Allocation Land |  |  | 823,000 |  |  |
Investment Allocation Buildings |  |  | 0 |  |  |
Investment Allocation Intangible assets |  |  | 0 |  |  |
Villa West - Topeka, KS [Member] | Multi-Family Residential [Member] |  |  |  |  |  |
Acquisitions and development projects placed in service [Abstract] |  |  |  |  |  |
Date acquired |  |  | May 08, 2012 |  |  |
Acquisition costs |  |  | 17,650,000 |  |  |
Form of Consideration Cash |  |  | 5,150,000 |  |  |
Form of Consideration Units (1) |  |  | 0 | [2] |  |
Form of Consideration Other (2) |  |  | 12,500,000 | [4] |  |
Investment Allocation Land |  |  | 1,590,000 |  |  |
Investment Allocation Buildings |  |  | 15,760,000 |  |  |
Investment Allocation Intangible assets |  |  | 300,000 |  |  |
Number of apartment units |  |  | 308 |  |  |
Assumed Debt |  |  | 12.500 |  |  |
Whispering Ridge - Omaha, NE [Member] | Multi-Family Residential [Member] |  |  |  |  |  |
Acquisitions and development projects placed in service [Abstract] |  |  |  |  |  |
Date acquired |  |  | Apr. 24, 2013 |  |  |
Acquisition costs |  |  | 28,314,000 |  |  |
Form of Consideration Cash |  |  | 25,798,000 |  |  |
Form of Consideration Units (1) |  |  | 2,516 | [2] |  |
Form of Consideration Other (2) |  |  | 0 | [4] |  |
Investment Allocation Land |  |  | 2,139,000 |  |  |
Investment Allocation Buildings |  |  | 25,424,000 |  |  |
Investment Allocation Intangible assets |  |  | 751,000 |  |  |
Number of apartment units |  |  | 336 |  |  |
Winsted Industrial Building Winsted MN [Member] | Commercial Industrial [Member] |  |  |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |  |  |
Sales price | 725,000 |  |  |  |  |
Dispositions [Abstract] |  |  |  |  |  |
Date disposed | Jan. 17, 2014 |  |  |  |  |
Sale price | 725,000 |  |  |  |  |
Book value and sales cost | 747,000 |  |  |  |  |
Gain/(Loss) | (22,000) |  |  |  |  |
Area of a real estate property (in square feet) | 41,685 |  |  |  |  |
Development Projects Placed in Service [Member] |  |  |  |  |  |
Acquisitions and development projects placed in service [Abstract] |  |  |  |  |  |
Investment Allocation Land | 3,987,000 | [9] | 2,133,000 |  |  |
Investment Allocation Buildings | 49,560,000 | [9] | 45,786,000 |  |  |
Development costs of projects placed in service | 53,547,000 | [9] | 47,919,000 |  |  |
Development Projects Placed in Service [Member] | Multi-Family Residential [Member] |  |  |  |  |  |
Acquisitions and development projects placed in service [Abstract] |  |  |  |  |  |
Investment Allocation Land | 3,987,000 | [9] | 1,642,000 |  |  |
Investment Allocation Buildings | 49,560,000 | [9] | 28,047,000 |  |  |
Development costs of projects placed in service | 53,547,000 | [9] | 29,689,000 |  |  |
Development Projects Placed in Service [Member] | Commercial Healthcare [Member] |  |  |  |  |  |
Acquisitions and development projects placed in service [Abstract] |  |  |  |  |  |
Investment Allocation Land |  |  | 0 |  |  |
Investment Allocation Buildings |  |  | 11,090,000 |  |  |
Development costs of projects placed in service |  |  | 11,090,000 |  |  |
Development Projects Placed in Service [Member] | Arrowhead First International Bank - Minot ND [Member] | Commercial Retail [Member] |  |  |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |  |  |
Project costs incurred to date |  |  | 1,240,000 | [10],[11] |  |
Acquisitions and development projects placed in service [Abstract] |  |  |  |  |  |
Date placed in service |  |  | Mar. 19, 2013 | [10],[11] |  |
Investment Allocation Land |  |  | 75,000 | [10],[11] |  |
Investment Allocation Buildings |  |  | 1,165,000 | [10],[11] |  |
Development costs of projects placed in service |  |  | 1,240,000 | [10],[11] |  |
Area of a real estate property (in square feet) |  |  | 3,702 | [10] |  |
Project costs incurred to date |  |  | 1,240,000 | [10],[11] |  |
Development Costs, Period Cost |  |  | 1,200,000 | [10] | 75,000 | [10]
Development Projects Placed in Service [Member] | Cypress Court - St. Cloud, MN [Member] | Multi-Family Residential [Member] |  |  |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |  |  |
Project costs incurred to date | 13,564,000 | [12],[9] |  |  |  |
Acquisitions and development projects placed in service [Abstract] |  |  |  |  |  |
Date placed in service | Nov. 01, 2013 | [12],[13],[9] |  |  |  |
Investment Allocation Land | 1,136,000 | [12],[13],[9] |  |  |  |
Investment Allocation Buildings | 12,428,000 | [12],[13],[9] |  |  |  |
Development costs of projects placed in service | 13,564,000 | [12],[13],[9] |  |  |  |
Number of apartment units | 132 | [12],[9] |  |  |  |
Project costs incurred to date | 13,564,000 | [12],[9] |  |  |  |
Development Costs, Period Cost | 7,800,000 | [12],[9] | 5,800,000 | [12],[9] |  |
Development Projects Placed in Service [Member] | First Avenue - Minot ND [Member] | Multi-Family Residential [Member] |  |  |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |  |  |
Project costs incurred to date |  |  | 2,677,000 | [14],[15] |  |
Acquisitions and development projects placed in service [Abstract] |  |  |  |  |  |
Date placed in service |  |  | Apr. 15, 2013 | [14],[15] |  |
Investment Allocation Land |  |  | 0 | [14],[15] |  |
Investment Allocation Buildings |  |  | 2,677,000 | [14],[15] |  |
Development costs of projects placed in service |  |  | 2,677,000 | [14],[15] |  |
Number of apartment units |  |  | 20 | [15] |  |
Project costs incurred to date |  |  | 2,677,000 | [14],[15] |  |
Development Costs, Period Cost |  |  | 2,400,000 | [15],[16],[9] | 321,000 | [15]
Development Projects Placed in Service [Member] | Jamestown Medical Office Building - Jamestown, ND [Member] | Commercial Healthcare [Member] |  |  |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |  |  |
Project costs incurred to date |  |  | 7,605,000 | [17],[18] |  |
Acquisitions and development projects placed in service [Abstract] |  |  |  |  |  |
Date placed in service |  |  | Jan. 01, 2013 | [17],[18] |  |
Investment Allocation Land |  |  | 0 | [17],[18] |  |
Investment Allocation Buildings |  |  | 7,605,000 | [17],[18] |  |
Development costs of projects placed in service |  |  | 7,605,000 | [17],[18] |  |
Area of a real estate property (in square feet) |  |  | 45,222 | [17] |  |
Project costs incurred to date |  |  | 7,605,000 | [17],[18] |  |
Development Costs, Period Cost |  |  | 6,600,000 | [17] | 1,000,000 | [17]
Development Projects Placed in Service [Member] | Landing at Southgate - Minot, ND [Member] | Multi-Family Residential [Member] |  |  |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |  |  |
Project costs incurred to date | 15,126,000 | [19],[9] |  |  |  |
Acquisitions and development projects placed in service [Abstract] |  |  |  |  |  |
Date placed in service | Sep. 04, 2013 | [19],[20],[9] |  |  |  |
Investment Allocation Land | 2,262,000 | [19],[20],[9] |  |  |  |
Investment Allocation Buildings | 12,864,000 | [19],[20],[9] |  |  |  |
Development costs of projects placed in service | 15,126,000 | [19],[20],[9] |  |  |  |
Number of apartment units | 108 | [19],[9] |  |  |  |
Project costs incurred to date | 15,126,000 | [19],[9] |  |  |  |
Development Costs, Period Cost | 8,800,000 | [19],[9] | 6,300,000 | [19],[9] |  |
Development Projects Placed in Service [Member] | Minot IPS - Minot, ND [Member] | Commercial Industrial [Member] |  |  |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |  |  |
Project costs incurred to date |  |  | 5,900,000 | [21],[22] |  |
Acquisitions and development projects placed in service [Abstract] |  |  |  |  |  |
Date placed in service |  |  | Dec. 17, 2012 | [21],[22] |  |
Investment Allocation Land |  |  | 416,000 | [21],[22] |  |
Investment Allocation Buildings |  |  | 5,484,000 | [21],[22] |  |
Development costs of projects placed in service |  |  | 5,900,000 | [21],[22] |  |
Area of a real estate property (in square feet) |  |  | 27,698 | [22] |  |
Project costs incurred to date |  |  | 5,900,000 | [21],[22] |  |
Development Costs, Period Cost |  |  | 4,100,000 | [22] | 1,800,000 | [22]
Development Projects Placed in Service [Member] | Quarry Ridge II - Rochester, MN [Member] | Multi-Family Residential [Member] |  |  |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |  |  |
Project costs incurred to date |  |  | 17,578,000 | [20],[23] |  |
Acquisitions and development projects placed in service [Abstract] |  |  |  |  |  |
Date placed in service |  |  | Jun. 29, 2012 | [20],[23] |  |
Investment Allocation Land |  |  | 942,000 | [20],[23] |  |
Investment Allocation Buildings |  |  | 16,636,000 | [20],[23] |  |
Development costs of projects placed in service |  |  | 17,578,000 | [20],[23] |  |
Number of apartment units |  |  | 159 | [23] |  |
Project costs incurred to date |  |  | 17,578,000 | [20],[23] |  |
Development Costs, Period Cost |  |  | 4,600,000 | [19],[23],[9] | 13,000,000 | [23]
Development Projects Placed in Service [Member] | River Ridge - Bismarck, ND [Member] | Multi-Family Residential [Member] |  |  |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |  |  |
Project costs incurred to date | 24,857,000 | [16],[9] |  |  |  |
Acquisitions and development projects placed in service [Abstract] |  |  |  |  |  |
Date placed in service | Dec. 02, 2013 | [14],[16],[9] |  |  |  |
Investment Allocation Land | 589,000 | [14],[16],[9] |  |  |  |
Investment Allocation Buildings | 24,268,000 | [14],[16],[9] |  |  |  |
Development costs of projects placed in service | 24,857,000 | [14],[16],[9] |  |  |  |
Number of apartment units | 146 | [16],[9] |  |  |  |
Project costs incurred to date | 24,857,000 | [16],[9] |  |  |  |
Development Costs, Period Cost | 14,800,000 | [16],[9] | 10,100,000 | [16],[9] |  |
Development Projects Placed in Service [Member] | Spring Wind Expansion Laramie, WY [Member] | Commercial Healthcare [Member] |  |  |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |  |  |
Project costs incurred to date |  |  | 3,485,000 | [24],[25] |  |
Acquisitions and development projects placed in service [Abstract] |  |  |  |  |  |
Date placed in service |  |  | Nov. 16, 2012 | [24],[25] |  |
Investment Allocation Land |  |  | 0 | [24],[25] |  |
Investment Allocation Buildings |  |  | 3,485,000 | [24],[25] |  |
Development costs of projects placed in service |  |  | 3,485,000 | [24],[25] |  |
Area of a real estate property (in square feet) |  |  | 26,662 | [24] |  |
Project costs incurred to date |  |  | 3,485,000 | [24],[25] |  |
Development Costs, Period Cost |  |  | 1,700,000 | [24] | 1,800,000 | [24]
Development Projects Placed in Service [Member] | Williston Garden Buildings 3 and 4 Williston, ND [Member] | Multi-Family Residential [Member] |  |  |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |  |  |
Project costs incurred to date |  |  | 9,434,000 | [13],[26] |  |
Acquisitions and development projects placed in service [Abstract] |  |  |  |  |  |
Date placed in service |  |  | Jul. 31, 2012 | [13],[26] |  |
Investment Allocation Land |  |  | 700,000 | [13],[26] |  |
Investment Allocation Buildings |  |  | 8,734,000 | [13],[26] |  |
Development costs of projects placed in service |  |  | 9,434,000 | [13],[26] |  |
Number of apartment units |  |  | 73 | [26] |  |
Project costs incurred to date |  |  | 9,434,000 | [13],[26] |  |
Development Costs, Period Cost |  |  | $ 7,000,000 | [26],[9] | $ 2,400,000 | [26]
[1] | Includes costs related to development projects that are placed in service in phases (Renaissance Heights I - $11.5 million).
[2] | Value of limited partnership units of the Operating Partnership at the acquisition date.
[3] | Consists of value of land contributed by the joint venture partner.
[4] | Consists of assumed debt (Villa West - $12.5 million) and value of land contributed by the joint venture partner (Cypress Court - $1.1 million, Commons at Southgate - $3.7 million, Landing at Southgate - $2.3 million).
[5] | Acquisition of unimproved land consisted of two parcels acquired separately on December 14 and December 20, 2012, respectively.
[6] | Land is owned by a joint venture entity in which the Company has an approximately 51% interest. The joint venture is consolidated in IRET’s financial statements.
[7] | Land is owned by a joint venture in which the Company has an approximately 86.1% interest. The joint venture is consolidated in IRET’s financial statements.
[8] | Land is owned by a joint venture in which the Company has an approximately 58.6% interest. The joint venture is consolidated in IRET’s financial statements.
[9] | Development projects that are placed in service in phases are excluded from this table until the entire project has been placed in service. See Note 15 for additional information on the Renaissance Heights I project, which was partially placed in service during the three months ended April 30, 2014.
[10] | Development property placed in service March 19, 2013. Costs paid in fiscal year 2012 totaled approximately 75,000. Additional costs paid in fiscal year 2013 totaled $1.2 million, for a total project cost at April 30, 2013 of $1.2 million.
[11] | Development property placed in service March 19, 2013. Additional costs paid in fiscal year 2012 totaled approximately $75,000, for a total project cost at April 30, 2013 of $1.2 million.
[12] | Development property placed in service November 1, 2013. Costs paid in fiscal year 2013 totaled $5.8 million. Additional costs paid in fiscal year 2014 totaled $7.8 million, for a total project cost at April 30, 2014 of $13.6 million. The project is owned by a joint venture entity in which the Company has an approximately 86.1% interest.
[13] | Development property placed in service July 31, 2012. Buildings 1 and 2 were placed in service in fiscal year 2012. Additional costs paid in fiscal year 2012 totaled $12.0 million, for a total project cost at April 30, 2013 of $19.1 million.
[14] | Redevelopment property placed in service April 15, 2013. Additional costs paid in fiscal years 2012 and 2011 totaled approximately $321,000, for a total project cost at April 30, 2013 of $2.7 million.
[15] | Redevelopment property placed in service April 15, 2013. Costs paid in fiscal years 2011 and 2012 totaled approximately $321,000. Additional costs paid in fiscal year 2013 totaled $2.4 million, for a total project cost at April 30, 2013 of $2.7 million.
[16] | Development property placed in service December 2, 2013. Costs paid in fiscal year 2013 totaled $10.1 million, including the land acquired in fiscal year 2009. Additional costs paid in fiscal year 2014 totaled $14.8 million, for a total project cost at April 30, 2014 of $24.9 million.
[17] | Development property placed in service January 1, 2013. Costs paid in fiscal year 2012 totaled $1.0 million. Additional costs paid in fiscal year 2013 totaled $6.6 million, for a total project cost at April 30, 2013 of $7.6 million. The project is owned by a joint venture entity in which the Company has an approximately 51% interest.
[18] | Development property placed in service January 1, 2013. Additional costs paid in fiscal year 2012 totaled $1.0 million, for a total project cost at April 30, 2013 of $7.6 million.
[19] | Development property placed in service September 4, 2013. Costs paid in fiscal year 2013 totaled $6.3 million. Additional costs paid in fiscal year 2014 totaled $8.8 million, for a total project cost at April 20, 2014 of $15.1 million. The project is owned by a joint venture entity in which the Company has an approximately 51% interest.
[20] | Development property placed in service June 29, 2012. Additional costs paid in fiscal years 2012 and 2011, and land acquired in fiscal year 2007, totaled $13.0 million, for a total project cost at April 30, 2013 of $17.6 million.
[21] | Development property placed in service December 17, 2012. Additional costs paid in fiscal year 2012 totaled $1.8 million, for a total project cost at April 30, 2013 of $5.9 million.
[22] | Development property placed in service December 17, 2012. Costs paid in fiscal year 2012 totaled $1.8 million. Additional costs paid in fiscal year 2013 totaled $4.1 million, for a total project cost at April 30, 2013 of $5.9 million.
[23] | Development property placed in service June 29, 2012. Costs paid in fiscal years 2011 and 2012 totaled $13.0 million, including land acquired in fiscal year 2007. Additional costs paid in fiscal year 2013 totaled $4.6 million, for a total project cost at April 30, 2013 of $17.6 million.
[24] | Expansion project placed in service November 16, 2012. Costs paid in fiscal year 2012 totaled $1.8 million. Additional costs paid in fiscal year 2013 totaled $1.7 million, for a total project cost at April 30, 2013 of $3.5 million.
[25] | Expansion project placed in service November 16, 2012. Additional costs paid in fiscal year 2012 totaled $1.8 million, for a total project cost at April 30, 2013 of $3.5 million.
[26] | Development property placed in service July 31, 2012. Buildings 1 and 2 were placed in service in fiscal year 2012. Costs paid in fiscal year 2012 for Buildings 3 and 4 totaled $2.4 million. Additional costs paid in fiscal year 2013 totaled $7.0 million, for a total project cost at April 30, 2013 of $9.4 million. The project is owned by a joint venture entity in which the Company has an approximately 60% interest.

X
- Details
Name: | iret_AcquisitionsAndDevelopmentProjectsPlacedInServiceAbstract
Namespace Prefix: | iret_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Area of a real estate property acquisitions. + References No definition available. + Details
Name: | iret_AreaOfRealEstatePropertyAcquisitions
Namespace Prefix: | iret_
Data Type: | num:areaItemType
Balance Type: | na
Period Type: | instant

X
- Definition Area of a real estate property disposed. + References No definition available. + Details
Name: | iret_AreaOfRealEstatePropertyDispositions
Namespace Prefix: | iret_
Data Type: | num:areaItemType
Balance Type: | na
Period Type: | instant

X
- Definition Date a unit is placed in service in CCYY_MM_DD format. + References No definition available. + Details
Name: | iret_DatePlacedInService
Namespace Prefix: | iret_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of expenditures for a real estate projects that has been placed in service as of period end. + References No definition available. + Details
Name: | iret_DevelopmentCostsOfProjectsPlacedInService
Namespace Prefix: | iret_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Date of disposal, in CCYY-MM-DD format. + References No definition available. + Details
Name: | iret_DisposalsDateOfTransactionForAcquisitionOrDisposal
Namespace Prefix: | iret_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | iret_DispositionsAbstract
Namespace Prefix: | iret_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of increase in noncontrolling interest from subsidiary issuance of equity interests to noncontrolling interest holders. + References No definition available. + Details
Name: | iret_JvPartnerContributions
Namespace Prefix: | iret_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Number of apartment units disposed. + References No definition available. + Details
Name: | iret_NumberOfApartmentUnitsDispositions
Namespace Prefix: | iret_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Transaction costs expensed during the period. + References No definition available. + Details
Name: | iret_TransactionCostsExpensedDuringPeriod
Namespace Prefix: | iret_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_BusinessAcquisitionDateOfAcquisitionAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Date when the business acquisition agreement was executed, in CCYY-MM-DD format. + References No definition available. + Details
Name: | us-gaap_BusinessAcquisitionDateOfAcquisitionAgreement1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of shares of equity interests issued or issuable to acquire entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b)(4) -URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479 + Details
Name: | us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of tangible or intangible assets, including a business or subsidiary of the acquirer transferred by the entity to the former owners of the acquiree. Excludes cash. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b)(2) -URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479 + Details
Name: | us-gaap_BusinessCombinationConsiderationTransferredOther1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition This element represents the amount of earnings or loss of the acquiree since the acquisition date included in the consolidated income statement for the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -URI http://asc.fasb.org/extlink&oid=25497992&loc=d3e1392-128463 + Details
Name: | us-gaap_BusinessCombinationProFormaInformationEarningsOrLossOfAcquireeSinceAcquisitionDateActual
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition This element represents the amount of revenue of the acquiree since the acquisition date included in the consolidated income statement for the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -URI http://asc.fasb.org/extlink&oid=25497992&loc=d3e1392-128463 + Details
Name: | us-gaap_BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of facility held for productive use including, but not limited to, office, production, storage and distribution facilities, acquired at the acquisition date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=39739317&loc=d3e4845-128472 + Details
Name: | us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedBuildings
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of intangible assets, excluding goodwill, acquired at the acquisition date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=39739317&loc=d3e4845-128472 + Details
Name: | us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of real estate acquired, at the acquisition date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=39739317&loc=d3e4845-128472 + Details
Name: | us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLand
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Reflects for the period the total of the carrying amount of the commercial, industrial and residential land and buildings sold plus certain overhead and other costs incurred to place the real estate in saleable condition, capitalized interest costs in the properties sold, and inventory impairment losses recognized. This element would most likely be used by an entity whose principal activities involve real estate or which has significant real estate operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.2) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 + Details
Name: | us-gaap_CostOfRealEstateSales
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The capitalized costs incurred during the period (excluded from amortization) to obtain access to proved reserves and to provide facilities for extracting, treating, gathering and storing the oil and gas. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 932 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-10.(c)(7)(ii)) -URI http://asc.fasb.org/extlink&oid=27015464&loc=d3e511914-122862 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 10 -Paragraph c -Subparagraph 3(ii)(A) -Article 4 + Details
Name: | us-gaap_DevelopmentCosts
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The capitalized costs incurred (excluded from amortization), as of the date of the balance sheet, to obtain access to proved reserves and to provide facilities for extracting, treating, gathering and storing the oil and gas. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 932 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-10.(c)(7)(ii)) -URI http://asc.fasb.org/extlink&oid=27015464&loc=d3e511914-122862 + Details
Name: | us-gaap_DevelopmentCostsCumulative
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=6382943&loc=d3e33918-111571 + Details
Name: | us-gaap_EquityMethodInvestmentOwnershipPercentage
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount of gain (loss) on sale or disposal of property, plant and equipment assets, excluding oil and gas property and timber property. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6391110&loc=d3e2941-110230 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6360339&loc=d3e1361-107760 + Details
Name: | us-gaap_GainLossOnDispositionOfAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The amount of debt that an Entity assumes in acquiring a business or in consideration for an asset received in a noncash (or part noncash) acquisition. Noncash is defined as transactions during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4332-108586 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4313-108586 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4304-108586 + Details
Name: | us-gaap_NoncashOrPartNoncashAcquisitionDebtAssumed1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The number of units in a real estate property owned as of the balance sheet date. + References No definition available. + Details
Name: | us-gaap_NumberOfUnitsInRealEstateProperty
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- 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 -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585 + Details
Name: | us-gaap_PaymentsToAcquireBusinessesGross
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 1 -Article 5 + Details
Name: | us-gaap_Revenues
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The value of all consideration given or received by the Entity in the significant acquisition or disposal. + References No definition available. + Details
Name: | us-gaap_SignificantAcquisitionsAndDisposalsAcquisitionCostsOrSaleProceeds
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_SignificantAcquisitionsAndDisposalsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration