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Loans and Allowance for Loan Losses (Details 3) (USD $) In Thousands, unless otherwise specified | Mar. 31, 2013 | Dec. 31, 2012
--- | --- | ---
Unpaid contractual principal | $ 15,257 | $ 16,557
Impaired loan balance | 13,233 | 14,533
Impaired loans without an allowance | 10,373 | 10,268
Impaired loans with an allowance | 2,860 | 4,265
Related allowance recorded | 474 | 901
Year-to-date average loan balance | 13,301 | 15,758
Year-to-date interest income recognized | 65 | 344
Residential Real Estate [Member] |  |
Unpaid contractual principal | 1,047 | 1,029
Impaired loan balance | 757 | 739
Impaired loans without an allowance | 563 | 57
Impaired loans with an allowance | 194 | 682
Related allowance recorded | 28 | 165
Year-to-date average loan balance | 769 | 767
Year-to-date interest income recognized | 0 | 19
Construction Loans [Member] |  |
Unpaid contractual principal | 10,337 | 10,425
Impaired loan balance | 8,603 | 8,691
Impaired loans without an allowance | 6,301 | 6,334
Impaired loans with an allowance | 2,302 | 2,357
Related allowance recorded | 332 | 388
Year-to-date average loan balance | 8,656 | 9,211
Year-to-date interest income recognized | 60 | 302
Commercial Real Estate [Member] |  |
Unpaid contractual principal | 2,833 | 2,833
Impaired loan balance | 2,833 | 2,833
Impaired loans without an allowance | 2,833 | 2,833
Impaired loans with an allowance | 0 | 0
Related allowance recorded | 0 | 0
Year-to-date average loan balance | 2,833 | 3,352
Year-to-date interest income recognized | 0 | 0
Commercial Loan [Member] |  |
Unpaid contractual principal | 236 | 1,475
Impaired loan balance | 236 | 1,475
Impaired loans without an allowance | 3 | 395
Impaired loans with an allowance | 233 | 1,080
Related allowance recorded | 49 | 268
Year-to-date average loan balance | 238 | 1,621
Year-to-date interest income recognized | 0 | 3
Agriculture Loans [Member] |  |
Unpaid contractual principal | 5 | 5
Impaired loan balance | 5 | 5
Impaired loans without an allowance | 5 | 5
Impaired loans with an allowance | 0 | 0
Related allowance recorded | 0 | 0
Year-to-date average loan balance | 5 | 8
Year-to-date interest income recognized | 0 | 0
Municipal Bonds [Member] |  |
Unpaid contractual principal | 772 | 772
Impaired loan balance | 772 | 772
Impaired loans without an allowance | 641 | 641
Impaired loans with an allowance | 131 | 131
Related allowance recorded | 65 | 65
Year-to-date average loan balance | 772 | 779
Year-to-date interest income recognized | 5 | 20
Consumer Loan [Member] |  |
Unpaid contractual principal | 27 | 18
Impaired loan balance | 27 | 18
Impaired loans without an allowance | 27 | 3
Impaired loans with an allowance | 0 | 15
Related allowance recorded | 0 | 15
Year-to-date average loan balance | 28 | 20
Year-to-date interest income recognized | $ 0 | $ 0

X
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