Fair Value (Details 4) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012	Sep. 30, 2012	Dec. 31, 2011
Financial Assets:
Cash and cash equivalents	$ 14,636	$ 20,424	$ 23,027	$ 28,193
Securities available for sale - Carrying Amount	125,325	120,206
Loans, net - Carrying Amount	347,729	333,801
Federal bank stocks - Carrying Amount	3,707	2,885
Accrued interest receivable - Carrying Amount	1,607	1,533
Financial Assets - Carrying Amount, Total	493,004	478,849
Financial Liabilities:
Deposits - Carrying Amount	429,442	432,459
FHLB advances - Carrying Amount	46,650	20,000
Accrued interest payable - Carrying Amount	305	442
Financial Liabilities - Carrying Amount, Total	476,397	452,901
Financial assets:
Cash and cash equivalents - Fair Value	14,636	20,424
Securities available for sale	125,325	120,206
Loans, net - Fair Value	352,256	340,840
Federal bank stock - Fair Value	0	0
Accrued interest receivable - Fair value	1,607	1,533
Financial Assets - Fair Value, Total	493,824	483,003
Financial liabilities:
Deposits - Fair Value	431,120	436,279
FHLB advances - Fair Value	47,834	22,613
Accrued interest payable - Fair Value	305	442
Financial Liabilities - Fair Value, Total	479,259	459,334
Fair Value, Inputs, Level 1 [Member]
Financial assets:
Cash and cash equivalents - Fair Value	14,636	20,424
Securities available for sale	6,043	5,666
Loans, net - Fair Value	0	0
Federal bank stock - Fair Value	0	0
Accrued interest receivable - Fair value	33	23
Financial Assets - Fair Value, Total	20,712	26,113
Financial liabilities:
Deposits - Fair Value	321,797	300,805
FHLB advances - Fair Value	0	0
Accrued interest payable - Fair Value	4	55
Financial Liabilities - Fair Value, Total	321,801	300,860
Fair Value, Inputs, Level 2 [Member]
Financial assets:
Cash and cash equivalents - Fair Value	0	0
Securities available for sale	118,630	113,887
Loans, net - Fair Value	0	0
Federal bank stock - Fair Value	0	0
Accrued interest receivable - Fair value	484	383
Financial Assets - Fair Value, Total	119,114	114,270
Financial liabilities:
Deposits - Fair Value	109,323	135,474
FHLB advances - Fair Value	47,834	22,613
Accrued interest payable - Fair Value	301	387
Financial Liabilities - Fair Value, Total	157,458	158,474
Fair Value, Inputs, Level 3 [Member]
Financial assets:
Cash and cash equivalents - Fair Value	0	0
Securities available for sale	652	653
Loans, net - Fair Value	352,256	340,840
Federal bank stock - Fair Value	0	0
Accrued interest receivable - Fair value	1,090	1,127
Financial Assets - Fair Value, Total	353,998	342,620
Financial liabilities:
Deposits - Fair Value	0	0
FHLB advances - Fair Value	0	0
Accrued interest payable - Fair Value	0	0
Financial Liabilities - Fair Value, Total	$ 0	$ 0