Investment Securities (Details 1) - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
Loan maturity distribution by type and related interest rate
Available-for-sale Securities, Contractual Maturities, Less than one year, Value
Available-for-sale Securities, Contractual Maturities, Less than one year, Yield
Available-for-sale Securities, Contractual Maturities, One to Five Years, Value	$ 1,484	$ 4,613
Available-for-sale Securities, Contractual Maturities, One to Five Years, Yield	1.71%	1.73%
Available-for-sale Securities, Contractual Maturities, Five to Ten Years, Value	$ 27,985	$ 30,784
Available-for-sale Securities, Contractual Maturities, Five to Ten Years, Yield	2.28%	2.31%
Available-for-sale Securities, Contractual Maturities, Over Ten Years, Value	$ 47,596	$ 54,542
Available-for-sale Securities, Contractual Maturities, Over Ten Years, Yield	2.11%	2.18%
Investment securities available for sale, Value	$ 77,065	$ 89,939
Available-for-sale Securities, Contractual Securities, Yield Total	2.16%	2.20%
US Government agencies [Member]
Loan maturity distribution by type and related interest rate
Available-for-sale Securities, Contractual Maturities, Less than one year, Value
Available-for-sale Securities, Contractual Maturities, Less than one year, Yield
Available-for-sale Securities, Contractual Maturities, One to Five Years, Value	$ 1,015	$ 4,149
Available-for-sale Securities, Contractual Maturities, One to Five Years, Yield	1.75%	1.74%
Available-for-sale Securities, Contractual Maturities, Five to Ten Years, Value	$ 8,898	$ 8,704
Available-for-sale Securities, Contractual Maturities, Five to Ten Years, Yield	2.49%	2.49%
Available-for-sale Securities, Contractual Maturities, Over Ten Years, Value	$ 1,751	$ 1,746
Available-for-sale Securities, Contractual Maturities, Over Ten Years, Yield	3.07%	3.03%
Investment securities available for sale, Value	$ 11,664	$ 14,599
Available-for-sale Securities, Contractual Securities, Yield Total	2.39%	2.34%
SBA securities [Member]
Loan maturity distribution by type and related interest rate
Available-for-sale Securities, Contractual Maturities, Less than one year, Value
Available-for-sale Securities, Contractual Maturities, Less than one year, Yield
Available-for-sale Securities, Contractual Maturities, One to Five Years, Value
Available-for-sale Securities, Contractual Maturities, One to Five Years, Yield
Available-for-sale Securities, Contractual Maturities, Five to Ten Years, Value
Available-for-sale Securities, Contractual Maturities, Five to Ten Years, Yield
Available-for-sale Securities, Contractual Maturities, Over Ten Years, Value	$ 6,326	$ 6,277
Available-for-sale Securities, Contractual Maturities, Over Ten Years, Yield	1.74%	1.79%
Investment securities available for sale, Value	$ 6,326	$ 6,277
Available-for-sale Securities, Contractual Securities, Yield Total	1.74%	1.79%
States and political subdivisions [Member]
Loan maturity distribution by type and related interest rate
Available-for-sale Securities, Contractual Maturities, Less than one year, Value
Available-for-sale Securities, Contractual Maturities, Less than one year, Yield
Available-for-sale Securities, Contractual Maturities, One to Five Years, Value	$ 469	$ 464
Available-for-sale Securities, Contractual Maturities, One to Five Years, Yield	1.63%	1.63%
Available-for-sale Securities, Contractual Maturities, Five to Ten Years, Value	$ 13,286	$ 14,032
Available-for-sale Securities, Contractual Maturities, Five to Ten Years, Yield	2.44%	2.64%
Available-for-sale Securities, Contractual Maturities, Over Ten Years, Value	$ 6,595	$ 7,763
Available-for-sale Securities, Contractual Maturities, Over Ten Years, Yield	2.97%	2.84%
Investment securities available for sale, Value	$ 20,350	$ 22,259
Available-for-sale Securities, Contractual Securities, Yield Total	2.59%	2.69%
Mortgage-backed securities [Member]
Loan maturity distribution by type and related interest rate
Available-for-sale Securities, Contractual Maturities, Less than one year, Value
Available-for-sale Securities, Contractual Maturities, Less than one year, Yield
Available-for-sale Securities, Contractual Maturities, One to Five Years, Value
Available-for-sale Securities, Contractual Maturities, One to Five Years, Yield
Available-for-sale Securities, Contractual Maturities, Five to Ten Years, Value	$ 5,801	$ 8,048
Available-for-sale Securities, Contractual Maturities, Five to Ten Years, Yield	1.57%	1.56%
Available-for-sale Securities, Contractual Maturities, Over Ten Years, Value	$ 32,924	$ 38,756
Available-for-sale Securities, Contractual Maturities, Over Ten Years, Yield	1.97%	2.08%
Investment securities available for sale, Value	$ 38,725	$ 46,804
Available-for-sale Securities, Contractual Securities, Yield Total	1.91%	1.99%