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Allowance for Loan and Lease Losses (Schedule of Activity in Allowance for Loan and Lease Losses) (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Sep. 30, 2014 | Sep. 30, 2014 | Dec. 31, 2013
Allowance for credit losses: |  |  |
Beginning of year | $ 11,634 | $ 11,677 | $ 13,873
Charge-offs | (1,647) | (3,602) | (8,263)
Recoveries | 1,025 | 2,587 | 1,717
Provision |  | 350 | 4,350
End of year | 11,012 | 11,012 | 11,677
Reserves: |  |  |
Specific | 5,181 | 5,181 | 5,349
General | 5,831 | 5,831 | 6,328
Financing Receivable, Allowance for Credit Losses, Total | 11,012 | 11,012 | 11,677
Loans evaluated for impairment: |  |  |
Individually | 40,434 | 40,434 | 56,387
Collectively | 843,241 | 843,241 | 746,855
Total Loans | 883,675 | 883,675 | 803,242
Real Estate [Member] |  |  |
Allowance for credit losses: |  |  |
Beginning of year | 7,278 | 5,544 | 8,034
Charge-offs | (1,053) | (1,485) | (4,205)
Recoveries | 291 | 1,490 | 618
Provision | 247 | 1,214 | 1,097
End of year | 6,763 | 6,763 | 5,544
Reserves: |  |  |
Specific | 3,883 | 3,883 | 2,867
General | 2,880 | 2,880 | 2,677
Financing Receivable, Allowance for Credit Losses, Total | 6,763 | 6,763 | 5,544
Loans evaluated for impairment: |  |  |
Individually | 34,444 | 34,444 | 47,010
Collectively | 603,576 | 603,576 | 530,829
Total Loans | 638,020 | 638,020 | 577,839
Agricultural [Member] |  |  |
Allowance for credit losses: |  |  |
Beginning of year | 1,353 | 978 | 258
Charge-offs |  | (124) | (473)
Recoveries | 1 | 4 |
Provision | (539) | (43) | 1,193
End of year | 815 | 815 | 978
Reserves: |  |  |
Specific | 3 | 3 | 126
General | 812 | 812 | 852
Financing Receivable, Allowance for Credit Losses, Total | 815 | 815 | 978
Loans evaluated for impairment: |  |  |
Individually | 127 | 127 | 470
Collectively | 24,494 | 24,494 | 24,710
Total Loans | 24,621 | 24,621 | 25,180
Commercial and Industrial [Member] |  |  |
Allowance for credit losses: |  |  |
Beginning of year | 1,516 | 3,787 | 3,467
Charge-offs | (170) | (583) | (1,668)
Recoveries | 538 | 635 | 802
Provision | 26 | (1,929) | 1,186
End of year | 1,910 | 1,910 | 3,787
Reserves: |  |  |
Specific | 873 | 873 | 1,925
General | 1,037 | 1,037 | 1,862
Financing Receivable, Allowance for Credit Losses, Total | 1,910 | 1,910 | 3,787
Loans evaluated for impairment: |  |  |
Individually | 2,925 | 2,925 | 5,444
Collectively | 198,693 | 198,693 | 171,243
Total Loans | 201,618 | 201,618 | 176,687
Consumer [Member] |  |  |
Allowance for credit losses: |  |  |
Beginning of year | 1,463 | 1,117 | 2,114
Charge-offs | (424) | (1,410) | (1,917)
Recoveries | 195 | 458 | 297
Provision | 288 | 1,357 | 623
End of year | 1,522 | 1,522 | 1,117
Reserves: |  |  |
Specific | 422 | 422 | 431
General | 1,100 | 1,100 | 686
Financing Receivable, Allowance for Credit Losses, Total | 1,522 | 1,522 | 1,117
Loans evaluated for impairment: |  |  |
Individually | 2,938 | 2,938 | 3,463
Collectively | 16,478 | 16,478 | 20,073
Total Loans | 19,416 | 19,416 | 23,536
Unallocated [Member] |  |  |
Allowance for credit losses: |  |  |
Beginning of year | 24 | 251 |
Charge-offs |  |  |
Recoveries |  |  |
Provision | (22) | (249) | 251
End of year | 2 | 2 | 251
Reserves: |  |  |
Specific |  |  |
General | 2 | 2 | 251
Financing Receivable, Allowance for Credit Losses, Total | 2 | 2 | 251
Loans evaluated for impairment: |  |  |
Individually |  |  |
Collectively |  |  |
Total Loans |  |  |

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- Definition A valuation allowance for financing receivables that are expected to be uncollectible. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=35738203&loc=SL6953423-111524 + Details
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- Definition Amount of recovery of financing receivables doubtful of collection that were previously charged off. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(4) -URI http://asc.fasb.org/extlink&oid=35738203&loc=SL6953423-111524 + Details
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- Definition Amount of direct write-downs of financing receivables charged against the allowance. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(3) -URI http://asc.fasb.org/extlink&oid=35738203&loc=SL6953423-111524 + Details
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- Definition The balance of financing receivables that were collectively evaluated for impairment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (h) -URI http://asc.fasb.org/extlink&oid=35738203&loc=SL6953423-111524 + Details
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- Definition Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=28367877&loc=d3e4428-111522 + Details
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- Definition Amount of expense related loan transactions, lease transactions, credit loss from transactions other than loan and lease transactions, and other loss based on assessment of uncollectability from the counterparty to reduce the account to their net realizable value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 11 -Article 9 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.11) -URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=35738203&loc=SL6953423-111524 + Details
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