DERIVATIVE AND HEDGING INSTRUMENTS - Effect of Derivative Financial Instruments on the Condensed Consolidated Statements of Income and Condensed Consolidated Statements of Equity (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Derivative Instruments, Gain (Loss) [Line Items]
(Loss) gain in other comprehensive (loss) income, cash flow hedges and net investment hedges	$ 879	$ (5,835)	$ (38,794)	$ (30,636)
Interest rate products
Derivative Instruments, Gain (Loss) [Line Items]
(Loss) gain recognized in other comprehensive (loss) income, cash flow hedges	3,836	(8,196)	(42,826)	(27,933)
Interest rate products | Interest expense
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss) reclassified from accumulated other comprehensive income into income, cash flow hedges	(2,985)	1,173	(5,148)	4,781
Foreign currency products
Derivative Instruments, Gain (Loss) [Line Items]
(Loss) gain recognized in other comprehensive (loss) income, net investment hedges	(1,044)	1,273	1,544	(3)
CAD term loan
Derivative Instruments, Gain (Loss) [Line Items]
(Loss) gain recognized in other comprehensive (loss) income, net investment hedges	$ (1,913)	$ 1,088	$ 2,488	$ (2,700)