REGULATORY CAPITAL (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
The Bank [Member]
Total Capital
Total Capital (to risk-weighted assets)	$ 297,497	$ 250,112
Total Capital (to risk-weighted assets) ratio	11.32%	14.96%
Minimum Capital required to be well-capitalized	$ 262,719	$ 167,160
Minimum Capital required to be well-capitalized, ratio	10.00%	10.00%
Minimum amount of capital for adequacy purposes	$ 210,176	$ 133,728
Minimum amount of capital for adequacy purposes, ratio	8.00%	8.00%
Tier 1 Capital (to risk-weighted assets)
Tier 1 Capital (to risk-weighted assets)	$ 271,641	$ 230,632
Tier 1 Capital (to risk-weighted assets) ratio	10.34%	13.80%
Minimum Tier 1 Capital required to be well-capitalized	$ 210,176	$ 100,296
Minimum Tier 1 Capital required to be well-capitalized, ratio	8.00%	6.00%
Minimum amount of Tier 1 Capital for adequacy purposes	$ 157,632	$ 66,864
Minimum amount of Tier 1 Capital for adequacy purposes, ratio	6.00%	4.00%
Tier 1 Leverage Capital (to average assets)
Tier 1 Capital (to average assets)	$ 271,641	$ 230,632
Tier 1 Capital (to average assets) ratio	8.04%	8.74%
Minimum Tier 1 Capital required to be well-capitalized	$ 169,027	$ 131,895
Minimum Tier 1 Capital required to be well-capitalized, ratio	5.00%	5.00%
Minimum amount of Tier 1 Capital for adequacy purposes	$ 135,221	$ 105,516
Minimum amount of Tier 1 Capital for adequacy purposes, ratio	4.00%	4.00%
The Bank [Member] | Common Stock [Member]
Tier 1 Capital (to risk-weighted assets)
Tier 1 Capital (to risk-weighted assets)	$ 271,641
Tier 1 Capital (to risk-weighted assets) ratio	10.34%
Minimum Tier 1 Capital required to be well-capitalized	$ 170,768
Minimum Tier 1 Capital required to be well-capitalized, ratio	6.50%
Minimum amount of Tier 1 Capital for adequacy purposes	$ 118,224
Minimum amount of Tier 1 Capital for adequacy purposes, ratio	4.50%
The Corporation [Member]
Total Capital
Total Capital (to risk-weighted assets)	$ 299,593	$ 259,918
Total Capital (to risk-weighted assets) ratio	11.40%	15.55%
Minimum amount of capital for adequacy purposes	$ 210,209	$ 133,745
Minimum amount of capital for adequacy purposes, ratio	8.00%	8.00%
Tier 1 Capital (to risk-weighted assets)
Tier 1 Capital (to risk-weighted assets)	$ 273,738	$ 240,439
Tier 1 Capital (to risk-weighted assets) ratio	10.42%	14.38%
Minimum amount of Tier 1 Capital for adequacy purposes	$ 157,657	$ 66,873
Minimum amount of Tier 1 Capital for adequacy purposes, ratio	6.00%	4.00%
Tier 1 Leverage Capital (to average assets)
Tier 1 Capital (to average assets)	$ 273,738	$ 240,439
Tier 1 Capital (to average assets) ratio	8.10%	9.11%
Minimum amount of Tier 1 Capital for adequacy purposes	$ 135,237	$ 105,544
Minimum amount of Tier 1 Capital for adequacy purposes, ratio	4.00%	4.00%
The Corporation [Member] | Common Stock [Member]
Tier 1 Capital (to risk-weighted assets)
Tier 1 Capital (to risk-weighted assets)	$ 273,738
Tier 1 Capital (to risk-weighted assets) ratio	10.42%
Minimum amount of Tier 1 Capital for adequacy purposes	$ 118,242
Minimum amount of Tier 1 Capital for adequacy purposes, ratio	4.50%