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SECURITIES (Securities Pledged) (Details) $ in Thousands	Jun. 30, 2023 USD ($)
Schedule of Pledged Financial Instruments, Not Separately Reported [Line Items]
Pledged Financial Instruments, Not Separately Reported, Carrying Value	$ 649,025
Securities pledged for Interest Rate Swap Counterparties, Amortized Cost	656,995
Pledged Financial Instruments, Not Separately Reported, Fair Value	557,931
Asset Pledged as Collateral without Right | Securities For State and Local Government Public Deposits
Schedule of Pledged Financial Instruments, Not Separately Reported [Line Items]
Pledged Financial Instruments, Not Separately Reported, Carrying Value	248,951
Securities pledged for Interest Rate Swap Counterparties, Amortized Cost	256,711
Pledged Financial Instruments, Not Separately Reported, Fair Value	224,566
Asset Pledged as Collateral without Right | Securities For Federal Reserve
Schedule of Pledged Financial Instruments, Not Separately Reported [Line Items]
Pledged Financial Instruments, Not Separately Reported, Carrying Value	118,643
Securities pledged for Interest Rate Swap Counterparties, Amortized Cost	118,643
Pledged Financial Instruments, Not Separately Reported, Fair Value	100,314
Asset Pledged as Collateral without Right | Securities for Interest Rate Swap Counterparties
Schedule of Pledged Financial Instruments, Not Separately Reported [Line Items]
Pledged Financial Instruments, Not Separately Reported, Carrying Value	3,039
Securities pledged for Interest Rate Swap Counterparties, Amortized Cost	3,249
Pledged Financial Instruments, Not Separately Reported, Fair Value	2,865
Asset Pledged as Collateral without Right | Securities Sold under Agreements to Repurchase
Schedule of Pledged Financial Instruments, Not Separately Reported [Line Items]
Pledged Financial Instruments, Not Separately Reported, Carrying Value	273,613
Securities pledged for Interest Rate Swap Counterparties, Amortized Cost	273,613
Pledged Financial Instruments, Not Separately Reported, Fair Value	225,628
Asset Pledged as Collateral without Right | Interest Bearing Deposits for Other Debt Facilities
Schedule of Pledged Financial Instruments, Not Separately Reported [Line Items]
Pledged Financial Instruments, Not Separately Reported, Carrying Value	4,779
Securities pledged for Interest Rate Swap Counterparties, Amortized Cost	4,779
Pledged Financial Instruments, Not Separately Reported, Fair Value	$ 4,558

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