DERIVATIVES AND HEDGING ACTIVITIES - Effect on Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Effect of cash flow hedge accounting on Accumulated Other Comprehensive Income (Loss):
Gain (loss) recognized in other comprehensive income	$ 2,309	$ (1,406)	$ 9,161	$ 3,542
Gain recognized on termination of derivatives				(16,505)
Interest Rate Products [Member] | Other Comprehensive Income
Effect of cash flow hedge accounting on Accumulated Other Comprehensive Income (Loss):
Gain (loss) recognized in other comprehensive income	2,309	(1,406)	9,161	3,542
Interest Rate Products [Member] | Other Comprehensive Income | Interest Expense
Effect of cash flow hedge accounting on Accumulated Other Comprehensive Income (Loss):
Loss reclassified from other comprehensive income into interest expense	$ 54	$ (10)	$ 23	(864)
Interest Rate Products [Member] | Other Comprehensive Income | Derivatives.
Effect of cash flow hedge accounting on Accumulated Other Comprehensive Income (Loss):
Gain recognized on termination of derivatives				$ 16,505