DERIVATIVE FINANCIAL INSTRUMENTS (Back-to-back loan swaps balance sheet category and fair values) (Details) - Back-to-Back Loan Swaps - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Other assets
Derivative [Line Items]
Notional Amount	$ 557,807	$ 463,069
Interest Rate Derivative Assets, at Fair Value	11,565	23,574
Other liabilities
Derivative [Line Items]
Notional Amount	557,807	463,069
Fair Value	$ (11,565)	$ (23,574)
Weighted Average Receive Rate | Other assets
Derivative [Line Items]
Weighted Average Receive and Pay Rate (as a percent)	4.33%	4.44%
Weighted Average Receive Rate | Other liabilities
Derivative [Line Items]
Weighted Average Receive and Pay Rate (as a percent)	2.97%	2.35%
Weighted Average Pay Rate | Other assets
Derivative [Line Items]
Weighted Average Receive and Pay Rate (as a percent)	2.97%	2.35%
Weighted Average Pay Rate | Other liabilities
Derivative [Line Items]
Weighted Average Receive and Pay Rate (as a percent)	4.33%	4.44%