SECURITIES, By Contractual Maturity (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Dec. 31, 2016
Amortized cost of available-for-sale securities by contractual maturity [Abstract]
Due in one year or less	$ 8,659
Due after one year through five years	24,100
Due after five years through ten years	6,168
Due after ten years	561
Mortgage-backed securities of government sponsored agencies	267,067
Available for sale, Amortized Cost	306,555
Fair value of available-for-sale securities by contractual maturity [Abstract]
Due in one year or less	8,681
Due after one year through five years	24,085
Due after five years through ten years	6,165
Due after ten years	554
Mortgage backed securities of government sponsored agencies	266,388
Available for sale, Fair Value	305,873		$ 288,607
Proceeds from the sale of securities	$ 0	$ 47
Gain on disposition of securities		$ 4