DERIVATIVES AND FAIR VALUE MEASUREMENTS Table 1 - Impact of Derivatives on Earnings (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2020	Mar. 31, 2019
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss) to be reclassified during next 12 months, forward-starting interest rate swaps	$ (2,200)
Interest rate swaps \| Other comprehensive income \| Designated as Hedging Instruments \| Cash Flow Hedges
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss) recognized in other comprehensive income (loss) on derivative	(29,830)	$ (6,808)
Interest rate swaps \| Interest expense, net \| Designated as Hedging Instruments \| Cash Flow Hedges
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss) reclassified from AOCI into interest expense, net	$ (647)	$ (1,078)

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.

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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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The estimated net amount of unrealized gains or losses on interest rate cash flow hedges as of the balance sheet date expected to be reclassified to earnings within the next twelve months.

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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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