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DEBT OBLIGATIONS - Principal payments (Details) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2016 USD ($) item | Dec. 31, 2015 USD ($)
DEBT OBLIGATIONS |  |
Aggregate carrying value of real estate investments | $ 748,065,000 | $ 647,373,000
Accumulated depreciation | $ 96,852,000 | $ 85,116,000
Mortgages payable |  |
DEBT OBLIGATIONS |  |
Number of debt instruments outstanding | item | 72 |
Aggregate carrying value of real estate investments | $ 613,035,000 |
Accumulated depreciation | $ 74,297,000 |
Weighted average interest rate (as a percent) | 4.27% | 4.72%
Repayment of the outstanding debt |  |
2017 | $ 19,089,000 |
2018 | 20,522,000 |
2019 | 14,236,000 |
2020 | 14,930,000 |
2021 | 20,490,000 |
Thereafter | 309,925,000 |
Total | $ 399,192,000 | $ 334,428,000
Mortgages payable | Minimum | Interest rate swap |  |
DEBT OBLIGATIONS |  |
Annual fixed interest rate (as a percent) | 3.02% |
Mortgages payable | Maximum | Interest rate swap |  |
DEBT OBLIGATIONS |  |
Annual fixed interest rate (as a percent) | 7.81% |

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- Definition Carrying value as of the balance sheet date, including the current and noncurrent portions, of collateralized debt obligations before netting of deferred finance costs (with maturities initially due after one year or beyond the operating cycle, if longer). Such obligations include mortgage loans, chattel loans, and any other borrowings secured by assets of the borrower. + References No definition available. + Details
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- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04.(a)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24072-122690 + Details
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- Definition Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04.(a)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24072-122690 + Details
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