SECURITIES (Securities Pledged) (Details) $ in Thousands	Sep. 30, 2015 USD ($)
Pledged Financial Instruments, Not Separately Reported, Securities [Abstract]
State and local governments public deposits, amortized cost	$ 132,234
Interest rate swap counterparties, amortized cost	13,419
Retail repurchase agreements, amortized cost	110,258
Total pledged securities and interest-bearing deposits, amortized cost	255,911
State and local governments public deposits, fair value	137,818
Interest rate swap counterparties, fair value	13,949
Retail repurchase agreements, fair value	111,037
Total pledged securities and interest-bearing deposits, fair value	$ 262,804