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Credit Quality Indicators (Details) - USD ($) $ in Thousands | Mar. 31, 2017 | Dec. 31, 2016
--- | --- | ---
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | $ 798,284 | $ 779,340
Pass |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 781,104 | 759,104
Special Mention |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 7,687 | 7,672
Substandard |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 9,493 | 12,564
Originated Loans |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 603,979 | 574,943
Originated Loans | Pass |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 596,610 | 564,374
Originated Loans | Special Mention |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 3,983 | 4,310
Originated Loans | Substandard |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 3,386 | 6,259
Originated Loans | Commercial real estate | Commercial real estate, Owner occupied |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 115,777 | 109,433
Originated Loans | Commercial real estate | Commercial real estate, Non-owner occupied |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 165,473 | 165,448
Originated Loans | Commercial real estate | Commercial farmland |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 41,112 | 34,115
Originated Loans | Commercial real estate | Commercial real estate, Other |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 77,156 | 70,542
Originated Loans | Commercial real estate | Pass | Commercial real estate, Owner occupied |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 113,362 | 106,448
Originated Loans | Commercial real estate | Pass | Commercial real estate, Non-owner occupied |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 164,806 | 162,465
Originated Loans | Commercial real estate | Pass | Commercial farmland |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 41,009 | 34,057
Originated Loans | Commercial real estate | Pass | Commercial real estate, Other |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 76,529 | 69,947
Originated Loans | Commercial real estate | Special Mention | Commercial real estate, Owner occupied |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 481 | 490
Originated Loans | Commercial real estate | Special Mention | Commercial real estate, Non-owner occupied |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 508 | 522
Originated Loans | Commercial real estate | Special Mention | Commercial farmland |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 47 | 0
Originated Loans | Commercial real estate | Special Mention | Commercial real estate, Other |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 363 | 325
Originated Loans | Commercial real estate | Substandard | Commercial real estate, Owner occupied |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 1,934 | 2,495
Originated Loans | Commercial real estate | Substandard | Commercial real estate, Non-owner occupied |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 159 | 2,461
Originated Loans | Commercial real estate | Substandard | Commercial farmland |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 56 | 58
Originated Loans | Commercial real estate | Substandard | Commercial real estate, Other |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 264 | 270
Originated Loans | Commercial | Commercial and industrial |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 177,817 | 170,732
Originated Loans | Commercial | Commercial, Agricultural |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 26,644 | 24,673
Originated Loans | Commercial | Pass | Commercial and industrial |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 174,556 | 167,062
Originated Loans | Commercial | Pass | Commercial, Agricultural |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 26,348 | 24,395
Originated Loans | Commercial | Special Mention | Commercial and industrial |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 2,332 | 2,720
Originated Loans | Commercial | Special Mention | Commercial, Agricultural |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 252 | 253
Originated Loans | Commercial | Substandard | Commercial and industrial |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 929 | 950
Originated Loans | Commercial | Substandard | Commercial, Agricultural |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 44 | 25
Acquired Loans |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 194,305 | 204,397
Acquired Loans | Pass |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 184,494 | 194,730
Acquired Loans | Special Mention |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 3,704 | 3,362
Acquired Loans | Substandard |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 6,107 | 6,305
Acquired Loans | Commercial real estate | Commercial real estate, Owner occupied |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 59,376 | 60,928
Acquired Loans | Commercial real estate | Commercial real estate, Non-owner occupied |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 23,931 | 24,949
Acquired Loans | Commercial real estate | Commercial farmland |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 51,315 | 54,204
Acquired Loans | Commercial real estate | Commercial real estate, Other |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 14,132 | 14,666
Acquired Loans | Commercial real estate | Pass | Commercial real estate, Owner occupied |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 57,248 | 58,655
Acquired Loans | Commercial real estate | Pass | Commercial real estate, Non-owner occupied |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 22,397 | 23,577
Acquired Loans | Commercial real estate | Pass | Commercial farmland |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 50,451 | 53,039
Acquired Loans | Commercial real estate | Pass | Commercial real estate, Other |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 12,972 | 14,060
Acquired Loans | Commercial real estate | Special Mention | Commercial real estate, Owner occupied |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 493 | 707
Acquired Loans | Commercial real estate | Special Mention | Commercial real estate, Non-owner occupied |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 1,163 | 1,195
Acquired Loans | Commercial real estate | Special Mention | Commercial farmland |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 0 | 0
Acquired Loans | Commercial real estate | Special Mention | Commercial real estate, Other |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 1,036 | 464
Acquired Loans | Commercial real estate | Substandard | Commercial real estate, Owner occupied |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 1,635 | 1,566
Acquired Loans | Commercial real estate | Substandard | Commercial real estate, Non-owner occupied |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 371 | 177
Acquired Loans | Commercial real estate | Substandard | Commercial farmland |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 864 | 1,165
Acquired Loans | Commercial real estate | Substandard | Commercial real estate, Other |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 124 | 142
Acquired Loans | Commercial | Commercial and industrial |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 30,719 | 33,626
Acquired Loans | Commercial | Commercial, Agricultural |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 14,832 | 16,024
Acquired Loans | Commercial | Pass | Commercial and industrial |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 27,606 | 30,543
Acquired Loans | Commercial | Pass | Commercial, Agricultural |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 13,820 | 14,856
Acquired Loans | Commercial | Special Mention | Commercial and industrial |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 290 | 311
Acquired Loans | Commercial | Special Mention | Commercial, Agricultural |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 722 | 685
Acquired Loans | Commercial | Substandard | Commercial and industrial |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | 2,823 | 2,772
Acquired Loans | Commercial | Substandard | Commercial, Agricultural |  |
Financing Receivable Recorded Investment [Line Items] |  |
Total risk category of loans by class of loans | $ 290 | $ 483

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