Investment Securities (Details 2) (USD $) In Thousands, unless otherwise specified	3 Months Ended	12 Months Ended
	Mar. 31, 2014 Investment	Dec. 31, 2013 Investment
Summary of gross unrealized losses on investment securities and fair market value of related securities
Number of investments, Less than 12 months	18	35
Available-for-sale Securities, Less than 12 months, Fair Value	$ 18,746	$ 32,383
Available-for-sale Securities, Less than 12 Months, Unrealized losses	824	1,914
Number of investments, 12 months or longer	11	11
Available-for-sale Securities, 12 months or longer, Fair Value	13,432	8,976
Available-for-sale Securities, 12 Months or Longer, Unrealized losses	923	706
Number of investments, Total	29	46
Available-for-sale Securities, Fair Value, Total	32,178	41,359
Available-for-sale Securities, Unrealized Losses, Total	1,747	2,620
US Government agencies [Member]
Summary of gross unrealized losses on investment securities and fair market value of related securities
Number of investments, Less than 12 months	1	3
Available-for-sale Securities, Less than 12 months, Fair Value	3,618	7,755
Available-for-sale Securities, Less than 12 Months, Unrealized losses	382	1,001
Number of investments, 12 months or longer	1
Available-for-sale Securities, 12 months or longer, Fair Value	3,451
Available-for-sale Securities, 12 Months or Longer, Unrealized losses	332
Number of investments, Total	2	3
Available-for-sale Securities, Fair Value, Total	7,069	7,755
Available-for-sale Securities, Unrealized Losses, Total	714	1,001
SBA securities [Member]
Summary of gross unrealized losses on investment securities and fair market value of related securities
Number of investments, Less than 12 months
Available-for-sale Securities, Less than 12 months, Fair Value
Available-for-sale Securities, Less than 12 Months, Unrealized losses
Number of investments, 12 months or longer	2	2
Available-for-sale Securities, 12 months or longer, Fair Value	5,328	5,271
Available-for-sale Securities, 12 Months or Longer, Unrealized losses	429	487
Number of investments, Total	2	2
Available-for-sale Securities, Fair Value, Total	5,328	5,271
Available-for-sale Securities, Unrealized Losses, Total	429	487
States and Political Subdivisions [Member]
Summary of gross unrealized losses on investment securities and fair market value of related securities
Number of investments, Less than 12 months	10	22
Available-for-sale Securities, Less than 12 months, Fair Value	4,214	8,482
Available-for-sale Securities, Less than 12 Months, Unrealized losses	143	364
Number of investments, 12 months or longer	7	9
Available-for-sale Securities, 12 months or longer, Fair Value	3,173	3,705
Available-for-sale Securities, 12 Months or Longer, Unrealized losses	140	219
Number of investments, Total	17	31
Available-for-sale Securities, Fair Value, Total	7,387	12,187
Available-for-sale Securities, Unrealized Losses, Total	283	583
Mortgage Backed Securities [Member]
Summary of gross unrealized losses on investment securities and fair market value of related securities
Number of investments, Less than 12 months	7	10
Available-for-sale Securities, Less than 12 months, Fair Value	10,914	16,146
Available-for-sale Securities, Less than 12 Months, Unrealized losses	299	549
Number of investments, 12 months or longer	1
Available-for-sale Securities, 12 months or longer, Fair Value	1,480
Available-for-sale Securities, 12 Months or Longer, Unrealized losses	22
Number of investments, Total	8	10
Available-for-sale Securities, Fair Value, Total	12,394	16,146
Available-for-sale Securities, Unrealized Losses, Total	$ 321	$ 549