SECURITIES (Trading Securities Debt Maturities) (Details) - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014
Trading Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity [Abstract]
Maturing in one year or less, amortized cost	$ 1,070
Maturing after one year through five years, amortized cost	9,021
Maturing after five years through ten years, amortized cost	3,567
Maturing after ten years through twenty years, amortized cost	4,018
Maturing after twenty, amortized cost	25,026
Total with maturity date, amortized cost	42,702
Without maturity date, amortized cost	14
Amortized Cost	42,716	$ 47,480
Trading Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract]
Maturing in one year or less, fair value	1,075
Maturing after one year through five years, fair value	9,735
Maturing after five years, through ten years, fair value	3,961
Maturing after ten years through twenty years, fair value	4,349
Maturing after twenty years, fair value	18,340
Total with maturity date, fair value	37,460
Without maturity date, fair value	55
Fair Value	$ 37,515	$ 40,258