Loans and Allowance - Credit risk profile of Corporation's loan portfolio based on rating category (Details 3) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
Financing Receivable, Recorded Investment [Line Items]
Total loans	$ 316,806	$ 320,738
Loans Receivable
Financing Receivable, Recorded Investment [Line Items]
Total loans	318,375	326,026
Loans Receivable | Pass
Financing Receivable, Recorded Investment [Line Items]
Total loans	293,442	298,850
Loans Receivable | Special Mention
Financing Receivable, Recorded Investment [Line Items]
Total loans	6,866	6,915
Loans Receivable | Substandard
Financing Receivable, Recorded Investment [Line Items]
Total loans	17,259	18,915
Loans Receivable | Doubtful
Financing Receivable, Recorded Investment [Line Items]
Total loans	808	1,346
Loans Receivable | Construction/Land
Financing Receivable, Recorded Investment [Line Items]
Total loans	25,978	24,307
Loans Receivable | Construction/Land | Pass
Financing Receivable, Recorded Investment [Line Items]
Total loans	21,617	20,023
Loans Receivable | Construction/Land | Special Mention
Financing Receivable, Recorded Investment [Line Items]
Total loans	32	33
Loans Receivable | Construction/Land | Substandard
Financing Receivable, Recorded Investment [Line Items]
Total loans	4,329	4,251
Loans Receivable | Construction/Land | Doubtful
Financing Receivable, Recorded Investment [Line Items]
Total loans
Loans Receivable | 1-4 family residential
Financing Receivable, Recorded Investment [Line Items]
Total loans	136,098	137,298
Loans Receivable | 1-4 family residential | Pass
Financing Receivable, Recorded Investment [Line Items]
Total loans	125,315	124,765
Loans Receivable | 1-4 family residential | Special Mention
Financing Receivable, Recorded Investment [Line Items]
Total loans	4,116	4,144
Loans Receivable | 1-4 family residential | Substandard
Financing Receivable, Recorded Investment [Line Items]
Total loans	6,336	7,691
Loans Receivable | 1-4 family residential | Doubtful
Financing Receivable, Recorded Investment [Line Items]
Total loans	331	698
Loans Receivable | Multi-family residential
Financing Receivable, Recorded Investment [Line Items]
Total loans	18,107	16,408
Loans Receivable | Multi-family residential | Pass
Financing Receivable, Recorded Investment [Line Items]
Total loans	15,865	14,798
Loans Receivable | Multi-family residential | Special Mention
Financing Receivable, Recorded Investment [Line Items]
Total loans	44	44
Loans Receivable | Multi-family residential | Substandard
Financing Receivable, Recorded Investment [Line Items]
Total loans	2,198	1,566
Loans Receivable | Multi-family residential | Doubtful
Financing Receivable, Recorded Investment [Line Items]
Total loans
Loans Receivable | Nonresidential
Financing Receivable, Recorded Investment [Line Items]
Total loans	112,067	118,946
Loans Receivable | Nonresidential | Pass
Financing Receivable, Recorded Investment [Line Items]
Total loans	104,975	110,622
Loans Receivable | Nonresidential | Special Mention
Financing Receivable, Recorded Investment [Line Items]
Total loans	2,663	2,686
Loans Receivable | Nonresidential | Substandard
Financing Receivable, Recorded Investment [Line Items]
Total loans	4,017	5,066
Loans Receivable | Nonresidential | Doubtful
Financing Receivable, Recorded Investment [Line Items]
Total loans	412	572
Loans Receivable | Commercial
Financing Receivable, Recorded Investment [Line Items]
Total loans	22,458	24,741
Loans Receivable | Commercial | Pass
Financing Receivable, Recorded Investment [Line Items]
Total loans	22,033	24,341
Loans Receivable | Commercial | Special Mention
Financing Receivable, Recorded Investment [Line Items]
Total loans	11	8
Loans Receivable | Commercial | Substandard
Financing Receivable, Recorded Investment [Line Items]
Total loans	349	316
Loans Receivable | Commercial | Doubtful
Financing Receivable, Recorded Investment [Line Items]
Total loans	65	76
Loans Receivable | Consumer
Financing Receivable, Recorded Investment [Line Items]
Total loans	3,667	4,326
Loans Receivable | Consumer | Pass
Financing Receivable, Recorded Investment [Line Items]
Total loans	3,637	4,301
Loans Receivable | Consumer | Special Mention
Financing Receivable, Recorded Investment [Line Items]
Total loans
Loans Receivable | Consumer | Substandard
Financing Receivable, Recorded Investment [Line Items]
Total loans	30	25
Loans Receivable | Consumer | Doubtful
Financing Receivable, Recorded Investment [Line Items]
Total loans