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Allowance for Loan Losses (Allowance for Loan Losses By Segment) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |
Beginning Balance | $ 4,411 | $ 4,505 | $ 4,959
Charge-Offs | (236) | (370) | (607)
Recoveries | 504 | 901 | 341
Provision for (recovery of) loan losses | 777 | (625) | (188)
Ending Balance | 5,456 | 4,411 | 4,505
Ending balance: Individually evaluated for impairment | 962 | 458 | 385
Ending balance: collectively evaluated for impairment | 4,494 | 3,953 | 4,120
Loans: Ending balance | 607,315 | 569,238 | 517,125
Ending balance individually evaluated for impairment | 8,559 | 11,426 | 13,380
Ending balance collectively evaluated for impairment | 598,756 | 557,812 | 503,745
Construction And Farmland [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |
Beginning Balance | 332 | 450 | 775
Charge-Offs | 0 | (19) | 0
Recoveries | 266 | 535 | 144
Provision for (recovery of) loan losses | (15) | (634) | (469)
Ending Balance | 583 | 332 | 450
Ending balance: Individually evaluated for impairment | 0 | 0 | 0
Ending balance: collectively evaluated for impairment | 583 | 332 | 450
Loans: Ending balance | 61,926 | 52,354 | 31,791
Ending balance individually evaluated for impairment | 280 | 315 | 1,320
Ending balance collectively evaluated for impairment | 61,646 | 52,039 | 30,471
Residential Real Estate [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |
Beginning Balance | 1,754 | 1,992 | 2,322
Charge-Offs | (24) | (55) | (535)
Recoveries | 28 | 212 | 124
Provision for (recovery of) loan losses | 30 | (395) | 81
Ending Balance | 1,788 | 1,754 | 1,992
Ending balance: Individually evaluated for impairment | 119 | 195 | 268
Ending balance: collectively evaluated for impairment | 1,669 | 1,559 | 1,724
Loans: Ending balance | 229,784 | 227,305 | 231,532
Ending balance individually evaluated for impairment | 4,044 | 8,315 | 8,608
Ending balance collectively evaluated for impairment | 225,740 | 218,990 | 222,924
Commercial Real Estate [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |
Beginning Balance | 1,627 | 1,522 | 1,268
Charge-Offs | 0 | (1) | 0
Recoveries | 78 | 65 | 8
Provision for (recovery of) loan losses | 283 | 41 | 246
Ending Balance | 1,988 | 1,627 | 1,522
Ending balance: Individually evaluated for impairment | 193 | 59 | 102
Ending balance: collectively evaluated for impairment | 1,795 | 1,568 | 1,420
Loans: Ending balance | 265,595 | 239,915 | 208,525
Ending balance individually evaluated for impairment | 2,919 | 1,904 | 2,864
Ending balance collectively evaluated for impairment | 262,676 | 238,011 | 205,661
Commercial [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |
Beginning Balance | 570 | 235 | 211
Charge-Offs | (139) | (187) | 0
Recoveries | 100 | 44 | 11
Provision for (recovery of) loan losses | 388 | 478 | 13
Ending Balance | 919 | 570 | 235
Ending balance: Individually evaluated for impairment | 650 | 195 | 15
Ending balance: collectively evaluated for impairment | 269 | 375 | 220
Loans: Ending balance | 33,086 | 37,427 | 30,341
Ending balance individually evaluated for impairment | 1,316 | 858 | 581
Ending balance collectively evaluated for impairment | 31,770 | 36,569 | 29,760
Consumer [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |
Beginning Balance | 69 | 69 | 109
Charge-Offs | (33) | (59) | (30)
Recoveries | 19 | 40 | 49
Provision for (recovery of) loan losses | (2) | 19 | (59)
Ending Balance | 53 | 69 | 69
Ending balance: Individually evaluated for impairment | 0 | 9 | 0
Ending balance: collectively evaluated for impairment | 53 | 60 | 69
Loans: Ending balance | 8,470 | 10,187 | 12,677
Ending balance individually evaluated for impairment | 0 | 34 | 7
Ending balance collectively evaluated for impairment | 8,470 | 10,153 | 12,670
All Other Loans [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |
Beginning Balance | 29 | 22 | 53
Charge-Offs | (40) | (49) | (42)
Recoveries | 13 | 5 | 5
Provision for (recovery of) loan losses | 95 | 51 | 6
Ending Balance | 97 | 29 | 22
Ending balance: Individually evaluated for impairment | 0 | 0 | 0
Ending balance: collectively evaluated for impairment | 97 | 29 | 22
Loans: Ending balance | 8,454 | 2,050 | 2,259
Ending balance individually evaluated for impairment | 0 | 0 | 0
Ending balance collectively evaluated for impairment | 8,454 | 2,050 | 2,259
Unallocated [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |
Beginning Balance | 30 | 215 | 221
Charge-Offs | 0 | 0 | 0
Recoveries | 0 | 0 | 0
Provision for (recovery of) loan losses | (2) | (185) | (6)
Ending Balance | 28 | 30 | 215
Ending balance: Individually evaluated for impairment |  | 0 | 0
Ending balance: collectively evaluated for impairment | 28 | 30 | 215
Loans: Ending balance | 0 | 0 | 0
Ending balance individually evaluated for impairment |  | $ 0 | $ 0
Ending balance collectively evaluated for impairment | $ 0 |  |

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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=84173941&loc=SL6953423-111524 + Details
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- Definition The valuation allowance for financing receivables that are expected to be uncollectible 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 (g) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 + Details
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- Definition Amount of valuation allowance for financing receivables that are expected to be uncollectible that were individually 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 (g) -URI http://asc.fasb.org/extlink&oid=84173941&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=84173941&loc=SL6953423-111524 + Details
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + 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=84173941&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=84173941&loc=SL6953423-111524 + Details
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- Definition The balance of financing receivables that were individually 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=84173941&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=82891408&loc=d3e4428-111522 + Details
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