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Loans and Allowance for Loan Losses (Details 2) (USD $) In Thousands, unless otherwise specified	3 Months Ended	12 Months Ended
	Mar. 31, 2013	Dec. 31, 2012
Loans, 30-59days delinquent and accruing	$ 3,054	$ 670
Loans, 60-89 days delinquent and accruing	63	1,526
Loans, 90 days or more delinquent and accruing	0	0
Loans, Total past due loans accruing	3,117	2,196
Loans, Non-accrual loans	7,840	9,108
Loans, Total	10,957	11,304
Percent of gross loans, 30-59 days delinquent and accruing	0.96%	0.21%
Percent of gross loans, 60-89 days delinquent and accruing	0.02%	0.48%
Percent of gross loans, 90 days or more delinquent and accruing	0.00%	0.00%
Percentage of gross loans, Total past due loans accruing	0.98%	0.69%
Percent of gross loans, Non-accrual loans	2.46%	2.84%
Percentage of gross loans, Total	3.44%	3.53%
Residential Real Estate [Member]
Loans, 30-59days delinquent and accruing	2,038	282
Loans, 60-89 days delinquent and accruing	0	1,362
Loans, 90 days or more delinquent and accruing	0	0
Loans, Total past due loans accruing	2,038	1,644
Loans, Non-accrual loans	749	731
Loans, Total	2,787	2,375
Construction Loans [Member]
Loans, 30-59days delinquent and accruing	40	18
Loans, 60-89 days delinquent and accruing	0	0
Loans, 90 days or more delinquent and accruing	0	0
Loans, Total past due loans accruing	40	18
Loans, Non-accrual loans	3,859	3,915
Loans, Total	3,899	3,933
Commercial Real Estate [Member]
Loans, 30-59days delinquent and accruing	568	166
Loans, 60-89 days delinquent and accruing	0	82
Loans, 90 days or more delinquent and accruing	0	0
Loans, Total past due loans accruing	568	248
Loans, Non-accrual loans	2,833	2,833
Loans, Total	3,401	3,081
Commercial Loan [Member]
Loans, 30-59days delinquent and accruing	118	62
Loans, 60-89 days delinquent and accruing	0	17
Loans, 90 days or more delinquent and accruing	0	0
Loans, Total past due loans accruing	118	79
Loans, Non-accrual loans	236	1,475
Loans, Total	354	1,554
Agriculture Loans [Member]
Loans, 30-59days delinquent and accruing	170	0
Loans, 60-89 days delinquent and accruing	0	0
Loans, 90 days or more delinquent and accruing	0	0
Loans, Total past due loans accruing	170	0
Loans, Non-accrual loans	5	5
Loans, Total	175	5
Municipal Bonds [Member]
Loans, 30-59days delinquent and accruing	0	0
Loans, 60-89 days delinquent and accruing	0	0
Loans, 90 days or more delinquent and accruing	0	0
Loans, Total past due loans accruing	0	0
Loans, Non-accrual loans	131	131
Loans, Total	131	131
Consumer Loan [Member]
Loans, 30-59days delinquent and accruing	120	142
Loans, 60-89 days delinquent and accruing	63	65
Loans, 90 days or more delinquent and accruing	0	0
Loans, Total past due loans accruing	183	207
Loans, Non-accrual loans	27	18
Loans, Total	$ 210	$ 225

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Percentage amount of financing receivables that are less than 60 days past due but more than 29 days past due.

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Percentage amount of financing receivables that are less than 90 days past due but more than 59 days past due.

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-Publisher FASB

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