SUBORDINATED DEBENTURES (Details) $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2015 item	Dec. 31, 2016 USD ($) item	Dec. 31, 2015 USD ($)
Subordinated Debentures
Number of separate trusts formed that issued floating rate trust preferred securities | item		4
Number of trusts redeemed | item	1
Number of trusts acquired from prior acquisition | item	1
Investment in the common stock of the trust		$ 1,239
Maximum period available for deferral of interest payments		5 years
Amount		$ 41,239	$ 41,239
Trust 1
Subordinated Debentures
Amount		$ 8,248	8,248
Variable rate basis		LIBOR
Rate at the end of the period (as a percent)		4.25%
Trust 1 | Libor
Subordinated Debentures
Variable rate margin (as a percent)		3.25%
Trust 2
Subordinated Debentures
Amount		$ 14,433	14,433
Variable rate basis		LIBOR
Rate at the end of the period (as a percent)		4.25%
Trust 2 | Libor
Subordinated Debentures
Variable rate margin (as a percent)		3.25%
Trust 3
Subordinated Debentures
Amount		$ 7,217	7,217
Variable rate basis		LIBOR
Rate at the end of the period (as a percent)		4.11%
Trust 3 | Libor
Subordinated Debentures
Variable rate margin (as a percent)		3.15%
Trust 4
Subordinated Debentures
Amount		$ 11,341	11,341
Variable rate basis		LIBOR
Rate at the end of the period (as a percent)		2.59%
Trust 4 | Libor
Subordinated Debentures
Variable rate margin (as a percent)		1.63%
Parent Company
Subordinated Debentures
Amount		$ 41,239	$ 41,239
Subordinated debentures
Subordinated Debentures
Maturity period		30 years
Period at par after which the debt can be called		5 years