DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES (Details)	3 Months Ended
	Mar. 31, 2016 USD ($) Integer	Mar. 31, 2015 USD ($)	Dec. 31, 2015 USD ($)
Derivative [Line Items]
Number of interest rate swaps | Integer	6
Interest Rate Cash Flow Hedge Assets at Fair Value	$ 270,000		$ 400,000
Interest rate cash flow hedge liabilities at fair value	9,222,000		3,960,000
Eighty Million Unsecured Term Loan [Member]
Derivative [Line Items]
Term Loan Notional Amount Associated with Interest Rate Swap Derivative			80,000,000
Seventy-five Million Unsecured Term Loan [Member]
Derivative [Line Items]
Term Loan Notional Amount Associated with Interest Rate Swap Derivative			75,000,000
Interest Rate Swap [Member] | Designated as Hedging Instrument [Member]
Derivative [Line Items]
Derivative Instruments, Loss Recognized in Other Comprehensive Loss, Effective Portion, Net	(6,324,000)	$ (3,468,000)
Amount of loss reclassified from accumulated other comprehensive loss into interest expense	(927,000)	$ (933,000)
Cash flow hedge amount to be reclassified to Interest Expense in next 12 months [Line Items]	3,700,000
Interest Rate Swap [Member] | Designated as Hedging Instrument [Member] | Other Assets [Member]
Derivative [Line Items]
Interest Rate Cash Flow Hedge Assets at Fair Value	270,000		400,000
Interest rate swap cash flow hedge termination value	222,000
Interest Rate Swap [Member] | Designated as Hedging Instrument [Member] | Other Liabilities [Member]
Derivative [Line Items]
Interest rate cash flow hedge liabilities at fair value	9,222,000		3,960,000
Interest rate swap cash flow hedge termination value	9,565,000
Interest Rate Swap [Member] | Designated as Hedging Instrument [Member] | $80 million interest rate swap [Member]
Derivative [Line Items]
Notional Amount of Interest Rate Derivatives	80,000,000		80,000,000
Interest Rate Swap [Member] | Designated as Hedging Instrument [Member] | $75 million interest rate swap executed in 2014 [Member]
Derivative [Line Items]
Notional Amount of Interest Rate Derivatives	75,000,000		75,000,000
Interest Rate Swap [Member] | Designated as Hedging Instrument [Member] | $60 million interest rate swap [Member]
Derivative [Line Items]
Notional Amount of Interest Rate Derivatives	60,000,000		60,000,000
Interest Rate Swap [Member] | Designated as Hedging Instrument [Member] | $15 million interest rate swap [Member]
Derivative [Line Items]
Notional Amount of Interest Rate Derivatives	15,000,000		15,000,000
Interest Rate Swap [Member] | Designated as Hedging Instrument [Member] | $75 million interest rate swap executed in 2015 [Member]
Derivative [Line Items]
Notional Amount of Interest Rate Derivatives	75,000,000		75,000,000
Interest Rate Swap [Member] | Designated as Hedging Instrument [Member] | $65 million interest rate swap executed in 2016 [Member]
Derivative [Line Items]
Notional Amount of Interest Rate Derivatives	$ 65,000,000		$ 0