DERIVATIVE FINANCIAL INSTRUMENTS (Cash flow hedges gains (losses) recognized) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Trading Activity, Gains and Losses, Net [Line Items]
Effective Portion, Recognized in OCI, Amount of Gain (Loss)	$ 2,220	$ 1,199	$ 4,853	$ (2,164)
Effective Portion, Reclassified from AOCI into Income, Amount of Gain (Loss)	543	601	1,601	1,214
Interest Rate Swaps
Trading Activity, Gains and Losses, Net [Line Items]
Effective Portion, Recognized in OCI, Amount of Gain (Loss)	3,792	(604)	5,380	(3,359)
Interest Rate Swaps | Interest Expense
Trading Activity, Gains and Losses, Net [Line Items]
Effective Portion, Reclassified from AOCI into Income, Amount of Gain (Loss)	$ 358	$ 595	$ 1,403	$ 1,195