DERIVATIVE AND HEDGING INSTRUMENTS - Narrative (Details)	1 Months Ended	3 Months Ended		9 Months Ended
	Sep. 30, 2021 USD ($) derivative	Sep. 30, 2021 USD ($) derivative	Sep. 30, 2020 USD ($)	Sep. 30, 2021 USD ($) derivative	Sep. 30, 2020 USD ($)	Dec. 31, 2020 USD ($)
Derivative [Line Items]
Fair value of derivatives in a net liability position	$ 7,273,000	$ 7,273,000		$ 7,273,000		$ 37,018,000
Forward Starting Interest Rate Swaps
Derivative [Line Items]
Number of derivative contracts terminated | derivative	6
Proceeds from counterparties upon termination of derivatives	$ 3,000,000
Interest Rate Swap
Derivative [Line Items]
Number of derivative contracts terminated | derivative	5
Credit Risk
Derivative [Line Items]
Fair value of derivatives in a net liability position	$ 6,300,000	6,300,000		6,300,000
Termination value	6,100,000	6,100,000		6,100,000
Cash Flow Hedges | Interest Rate Swap
Derivative [Line Items]
Ineffectiveness on cash flow hedges		0	$ 0	0	$ 0
Designated as Hedging Instrument
Derivative [Line Items]
Fair value of derivatives in a net liability position	$ 105,611,000	$ 105,611,000		105,611,000		$ 135,118,000
Designated as Hedging Instrument | Cash Flow Hedges
Derivative [Line Items]
Losses included in accumulated other comprehensive income expected to be reclassified into retained earnings in the next 12 months				$ 11,000,000
Not Designated as Hedging Instrument | Cross Currency Interest Rate Swaps
Derivative [Line Items]
Number of derivative instruments held | derivative	1	1		1
Fair value of derivative asset	$ 200,000	$ 200,000		$ 200,000
Other income (expense) related to derivatives		$ 100,000	$ (100,000)	$ (5,000)	$ 13,000