5. INVESTMENT SECURITIES - Amortized Cost and Fair Value Of Investment Securities Contractual Maturity (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2016	Dec. 31, 2015
Investment securities activity
Due in one year or less, Amortized Cost	$ 1,232
Due after one year through five years, Amortized Cost	742
Due after five years through ten years, Amortized Cost	13,068
Due after ten years, Amortized Cost	60,841
Amortized Cost, Total	75,883	$ 102,138
Due in one year or less, Fair Value	1,236
Due after one year through five years, Fair Value	743
Due after five years through ten years, Fair Value	13,287
Due after ten years, Fair Value	61,360
Approximate Fair Value	$ 76,626	$ 101,642
Due in one year or less, Weighted Average Yield	0.91%
Due after one year through five years, Weighted Average Yield	1.79%
Due after five years through ten years, Weighted Average Yield	2.46%
Due after ten years, Weighted Average Yield	1.85%
Weighted Average Yield, Total	1.94%