SECURITIES (Securities Pledged) (Details) $ in Thousands	Jun. 30, 2019 USD ($)
Pledged Financial Instruments, Not Separately Reported, Securities [Abstract]
Securities pledged for State and Local Government Public Deposits, Carrying Value	$ 136,556
Securities pledged for Interest Rate Swap Counterparties, Carrying Value	15,560
Securities pledged for Repurchase Agreements, Carrying Value	144,625
Pledged Financial Instruments, Not Separately Reported, Interest-bearing Deposits for Other Debt Facilities	2,721
Total pledged securities, Carrying Value	299,462
Securities pledged for State and Local Government public deposits, Amortized Cost	136,217
Securities pledged for Interest Rate Swap Counterparties, Amortized Cost	15,494
Securities pledged for Repurchase Agreements, Amortized Cost	142,411
Pledged Financial Instruments, Not Separately Reported, Interest-bearing Deposits for Other Debt Facilities, Amortized Cost	2,721
Total pledged securities, Amortized Cost	296,843
Securities pledged for State and Local Government Public Deposits, Fair Value	139,723
Securities pledged for Interest Rate Swap Counterparties, Fair Value	15,741
Securities pledged for Retail Repurchase Agreements, Fair Value	144,625
Pledged Financial Instruments, Not Separately Reported, Interest-bearing Deposits for Other Debt Facilities, Fair Value	2,698
Total pledged securities, Fair Value	$ 302,787