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SALE AND DISPOSAL OF PROPERTIES, DISCONTINUED OPERATIONS AND IMPAIRMENT (Details) |  |  |  |  | 3 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | --- | ---
Feb. 01, 2016 USD ($) property | Jan. 13, 2015 USD ($) | Oct. 15, 2014 USD ($) | Feb. 03, 2014 USD ($) property | Mar. 31, 2015 USD ($) | Mar. 31, 2014 USD ($) | Dec. 31, 2015 USD ($) | Dec. 31, 2014 USD ($) | Dec. 31, 2013 USD ($)
Sale and Disposal of Properties, Discontinued Operations and Impairment |  |  |  |  |  |  |  |  |
Total sales price, net of closing costs |  |  |  |  |  |  | $ 16,025,000 | $ 43,788,000 |
Net book value of properties held for sale |  |  |  |  |  |  | 12,259,000 | 10,176,000 |
Impairment charge |  |  |  |  |  |  |  | 1,093,000 |
Discontinued Operations |  |  |  |  |  |  |  |  |
Write-off of deferred financing costs |  |  |  |  | $ 249,000 |  |  |  |
Non-controlling interest's share of income from the transaction |  |  |  |  | $ 1,320,000 |  |  |  |
Rental income |  |  |  |  |  |  |  | 141,000 | $ 973,000
Depreciation and amortization |  |  |  |  |  |  |  |  | 125,000
Real estate expenses |  |  |  |  |  |  |  | 17,000 | 12,000
Mortgage interest |  |  |  |  |  |  |  | 111,000 | 259,000
Total expenses |  |  |  |  |  |  |  | 128,000 | 396,000
Income from operations |  |  |  |  |  |  |  | 13,000 | 577,000
Impairment loss |  |  |  |  |  |  |  |  | (62,000)
Income from discontinued operations |  |  |  |  |  | $ 13,000 |  | 13,000 | 515,000
Net book value of properties held for sale |  |  |  |  |  |  | 12,259,000 | 10,176,000 |
Unbilled rent receivable related to property held-for-sale |  |  |  |  |  |  | 712,000 | 120,000 |
Property located in Michigan. |  |  |  |  |  |  |  |  |
Sale and Disposal of Properties, Discontinued Operations and Impairment |  |  |  |  |  |  |  |  |
Number of properties under contract of sale | property |  |  |  | 2 |  |  |  |  |
Total sales price, net of closing costs |  |  |  | $ 5,177,000 |  |  |  |  |
Impairment charge |  |  |  |  |  |  |  |  | $ (61,700)
Property located in Parsippany, New Jersey |  |  |  |  |  |  |  |  |
Sale and Disposal of Properties, Discontinued Operations and Impairment |  |  |  |  |  |  |  |  |
Total sales price, net of closing costs |  |  | $ 38,611,000 |  |  |  |  |  |
Discontinued Operations |  |  |  |  |  |  |  |  |
Gain (loss) on sale of property |  |  | 10,180,000 |  |  |  |  |  |
Mortgage balance paid off |  |  | 13,417,000 |  |  |  |  |  |
Prepayment costs on debt related to sale of real estate |  |  | $ 1,581,000 |  |  |  |  |  |
Property located In Louisiana And Mississippi |  |  |  |  |  |  |  |  |
Sale and Disposal of Properties, Discontinued Operations and Impairment |  |  |  |  |  |  |  |  |
Net book value of properties held for sale |  |  |  |  |  |  | 12,259,000 |  |
Discontinued Operations |  |  |  |  |  |  |  |  |
Net book value of properties held for sale |  |  |  |  |  |  | 12,259,000 |  |
Unbilled rent receivable related to property held-for-sale |  |  |  |  |  |  | 712,000 |  |
Property located In Louisiana And Mississippi | Subsequent event |  |  |  |  |  |  |  |  |
Sale and Disposal of Properties, Discontinued Operations and Impairment |  |  |  |  |  |  |  |  |
Total sales price, net of closing costs | $ 13,750,000 |  |  |  |  |  |  |  |
Discontinued Operations |  |  |  |  |  |  |  |  |
Mortgage balance paid off | 7,800,000 |  |  |  |  |  |  |  |
Gain on sale of properties | 785,000 |  |  |  |  |  |  |  |
Early termination of the mortgage | $ 380,000 |  |  |  |  |  |  |  |
Properties Held-for-Sale |  |  |  |  |  |  |  |  |
Number of real estate properties sold | property | 8 |  |  |  |  |  |  |  |
Property located in Cherry Hill, NJ | Consolidated JV | Real Estate in Cherry Hill, NJ |  |  |  |  |  |  |  |  |
Sale and Disposal of Properties, Discontinued Operations and Impairment |  |  |  |  |  |  |  |  |
Net book value of properties held for sale |  |  |  |  |  |  |  | 10,176,000 |
Discontinued Operations |  |  |  |  |  |  |  |  |
Net book value of properties held for sale |  |  |  |  |  |  |  | 10,176,000 |
Properties Held-for-Sale |  |  |  |  |  |  |  |  |
Related assets of properties held for sale |  |  |  |  |  |  |  | 120,000 |
Property located in Cherry Hill, NJ | Consolidated JV | Disposal Group, Disposed of by Sale, Not Discontinued Operations |  |  |  |  |  |  |  |  |
Sale and Disposal of Properties, Discontinued Operations and Impairment |  |  |  |  |  |  |  |  |
Total sales price, net of closing costs |  | $ 16,025,000 |  |  |  |  |  |  |
Discontinued Operations |  |  |  |  |  |  |  |  |
Gain (loss) on sale of property |  | 5,392,000 |  |  |  |  |  |  |
Mortgage balance paid off |  | 7,376,000 |  |  |  |  |  |  |
Write-off of deferred financing costs |  | 249,000 |  |  |  |  |  |  |
Swap termination expense |  | 472,000 |  |  |  |  |  |  |
Property located in Cherry Hill, NJ | Consolidated JV | Disposal Group, Disposed of by Sale, Not Discontinued Operations | Non-Controlling Interests in Consolidated Joint Ventures |  |  |  |  |  |  |  |  |
Discontinued Operations |  |  |  |  |  |  |  |  |
Non-controlling interest's share of income from the transaction |  | $ 1,320,000 |  |  |  |  |  |  |
Property located in Morrow, Georgia. |  |  |  |  |  |  |  |  |
Sale and Disposal of Properties, Discontinued Operations and Impairment |  |  |  |  |  |  |  |  |
Net book value of properties held for sale |  |  |  |  |  |  |  | 1,470,000 |
Impairment charge |  |  |  |  |  |  | $ 1,093,000 |  |
Discontinued Operations |  |  |  |  |  |  |  |  |
Net book value of properties held for sale |  |  |  |  |  |  |  | $ 1,470,000 |

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- Definition Amount of aggregate costs and expenses attributable to the disposal group, including a component of the entity (discontinued operation), during the reporting period. + References No definition available. + Details
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- Definition Amount classified as accounts, notes and loans receivable attributable to disposal group held for sale or disposed of. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=51719941&loc=d3e2941-110230 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=51716988&loc=SL51721533-107759 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 50 -Paragraph 5B -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=51717284&loc=SL51721673-107760 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 45 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=51716988&loc=d3e1107-107759 + Details
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- Definition Gain (loss) related to the termination of a contract between the parties. The termination may be due to many causes including early termination of a lease by a lessee, a breach of contract by one party, or a failure to perform. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3602-108585 + Details
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