FAIR VALUE MEASUREMENTS - Derivative Instruments, Gain (Loss) (Details)
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12 Months Ended |
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Dec. 31, 2017
USD ($)
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Dec. 31, 2016
USD ($)
item
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Dec. 31, 2015
USD ($)
item
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Dec. 31, 2014
USD ($)
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| Derivative financial instruments related to unconsolidated joint venture |
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| Number of derivative agreements for which the Parent Company could be liable in event of default by a subsidiary | item |
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1
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| Cash flow hedges |
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|
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| Reclassification of gain (loss) |
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|
|
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| Gain or loss recognized with respect to cash flow hedges' ineffectiveness |
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$ 0
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$ 0
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$ 0
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| Interest rate swap | Cash flow hedges |
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| Fair Value Measurements |
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| Amount of loss recognized on derivatives in Other comprehensive loss |
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255,000
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(3,722,000)
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(4,453,000)
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| Amount of loss reclassification from Accumulated other comprehensive loss into Interest expense |
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$ (2,624,000)
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$ (2,554,000)
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(1,810,000)
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| Reclassification of gain (loss) |
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| Number of interest rate derivative instruments terminated | item |
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3
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1
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| Credit risk related contingent feature |
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| Fair value of derivative in a liability position, including accrued interest but excluding adjustments for nonperformance risk |
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$ 2,951,000
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|
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| Accrued interest on derivative in a liability position |
|
113,000
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|
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| Termination value of derivative agreement |
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2,951,000
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|
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| Adjustments for nonperformance risk |
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$ 143,000
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| Interest rate swap | Cash flow hedges | Unconsolidated joint ventures |
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|
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| Fair Value Measurements |
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| Number of unconsolidated joint ventures of the entity with interest rate derivatives outstanding | item |
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3
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| Percentage of ownership in unconsolidated joint venture |
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50.00%
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|
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| Number interest rate derivatives outstanding | item |
|
2
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| Notional Amount |
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$ 10,747,000
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| Amount of loss recognized on derivatives in Other comprehensive loss |
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(31,000)
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$ (109,000)
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(32,000)
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| Amount of loss reclassification from Accumulated other comprehensive loss into Interest expense |
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$ (95,000)
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(108,000)
|
(55,000)
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| Interest rate swap | Cash flow hedges | Unconsolidated joint ventures | Minimum |
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| Fair Value Measurements |
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| Fixed Interest Rate (as a percent) |
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3.49%
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| Interest rate swap | Cash flow hedges | Unconsolidated joint ventures | Maximum |
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| Fair Value Measurements |
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| Fixed Interest Rate (as a percent) |
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5.81%
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| Interest rate swap | Cash flow hedges | Prepayment costs on debt |
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| Reclassification of gain (loss) |
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|
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| Loss on termination of interest rate swap |
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$ 178,000
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$ 472,000
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$ 0
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| Interest rate swap | Cash flow hedges | Accrued Expenses And Other Liabilities [Member] |
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|
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| Credit risk related contingent feature |
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| Termination value of derivative agreement |
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$ 2,808,000
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| Forecast | Interest rate swap | Cash flow hedges |
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| Reclassification of gain (loss) |
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| Additional amount to be reclassified during the next twelve months |
$ 1,744,000
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| Forecast | Interest rate swap | Cash flow hedges | Unconsolidated joint ventures |
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| Reclassification of gain (loss) |
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|
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| Additional amount to be reclassified during the next twelve months |
$ 66,000
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