DERIVATIVE FINANCIAL INSTRUMENTS AND HEDGING - Gain or Loss Recognized on Derivative Financial Instruments (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Derivative instruments, gain (loss) recognized
Total interest expense and other finance expense presented in the Consolidated Statement of Operations in which the effects of cash flow hedges are recorded	$ (41,030)	$ (41,944)	$ (29,687)
Cash flow hedges \| Interest rate swaps
Derivative instruments, gain (loss) recognized
(Loss) Gain recognized in Accumulated other comprehensive loss on derivative financial instruments	(15,327)	(3,050)	1,703
Total interest expense and other finance expense presented in the Consolidated Statement of Operations in which the effects of cash flow hedges are recorded	(41,030)	(41,944)	(29,687)
Cash flow hedges \| Interest rate swaps \| Interest expense
Derivative instruments, gain (loss) recognized
Loss reclassified from Accumulated other comprehensive loss to interest expense	$ (731)	$ (150)	$ (734)

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

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The effective portion of net gain (loss) reclassified from accumulated other comprehensive income into income on derivative instruments designated and qualifying as hedging instruments.

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Amount of the cost of borrowed funds accounted for as interest expense.

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Amount before tax of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss).

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