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Allowance For Loan Losses - Allowance For Loan Losses (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |
Balance, beginning of period | $ 21,461 | $ 19,697 | $ 18,153
Charge-Offs | (1,926) | (1,744) | (1,482)
Recoveries | 484 | 308 | 728
Provision (benefit) | (500) | 3,200 | 2,298
Balance, end of period | 19,519 | 21,461 | 19,697
Individually evaluated for impairment | 14 | 966 | 614
Collectively evaluated for impairment | 19,505 | 20,495 | 19,083
Commercial |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |
Balance, beginning of period | 6,172 | 5,535 | 5,906
Charge-Offs | (1,716) | (1,611) | (903)
Recoveries | 442 | 293 | 699
Provision (benefit) | 762 | 1,955 | (167)
Balance, end of period | 5,660 | 6,172 | 5,535
Individually evaluated for impairment | 14 | 966 | 614
Collectively evaluated for impairment | 5,646 | 5,206 | 4,921
Real estate construction one-to-four family |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |
Balance, beginning of period | 629 | 550 | 854
Charge-Offs | 0 | 0 | (535)
Recoveries | 0 | 0 | 0
Provision (benefit) | 46 | 79 | 231
Balance, end of period | 675 | 629 | 550
Individually evaluated for impairment | 0 | 0 | 0
Collectively evaluated for impairment | 675 | 629 | 550
Real estate construction other |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |
Balance, beginning of period | 1,566 | 1,465 | 1,439
Charge-Offs | 0 | 0 | 0
Recoveries | 0 |  | 0
Provision (benefit) | (291) | 101 | 26
Balance, end of period | 1,275 | 1,566 | 1,465
Individually evaluated for impairment | 0 | 0 | 0
Collectively evaluated for impairment | 1,275 | 1,566 | 1,465
Real estate term owner occupied |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |
Balance, beginning of period | 2,194 | 2,358 | 1,657
Charge-Offs | 0 | 0 | 0
Recoveries | 0 | 0 | 0
Provision (benefit) | (167) | (164) | 701
Balance, end of period | 2,027 | 2,194 | 2,358
Individually evaluated for impairment | 0 | 0 | 0
Collectively evaluated for impairment | 2,027 | 2,194 | 2,358
Real estate term non-owner occupied |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |
Balance, beginning of period | 6,043 | 6,853 | 5,515
Charge-Offs | 0 | 0 | 0
Recoveries | 0 | 0 | 0
Provision (benefit) | (244) | (810) | 1,338
Balance, end of period | 5,799 | 6,043 | 6,853
Individually evaluated for impairment | 0 | 0 | 0
Collectively evaluated for impairment | 5,799 | 6,043 | 6,853
Real estate term other |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |
Balance, beginning of period | 725 | 819 | 628
Charge-Offs | (28) | (5) | 0
Recoveries | 3 | 2 | 0
Provision (benefit) | 16 | (91) | 191
Balance, end of period | 716 | 725 | 819
Individually evaluated for impairment | 0 | 0 | 0
Collectively evaluated for impairment | 716 | 725 | 819
Consumer secured by 1st deeds of trust |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |
Balance, beginning of period | 315 | 313 | 264
Charge-Offs | (143) | (85) | (36)
Recoveries | 12 | 2 | 0
Provision (benefit) | 122 | 85 | 85
Balance, end of period | 306 | 315 | 313
Individually evaluated for impairment | 0 | 0 | 0
Collectively evaluated for impairment | 306 | 315 | 313
Consumer other |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |
Balance, beginning of period | 307 | 408 | 397
Charge-Offs | (39) | (43) | (8)
Recoveries | 27 | 11 | 29
Provision (benefit) | 131 | (69) | (10)
Balance, end of period | 426 | 307 | 408
Individually evaluated for impairment | 0 | 0 | 0
Collectively evaluated for impairment | 426 | 307 | 408
Unallocated |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |
Balance, beginning of period | 3,510 | 1,396 | 1,493
Charge-Offs | 0 | 0 | 0
Recoveries | 0 | 0 | 0
Provision (benefit) | (875) | 2,114 | (97)
Balance, end of period | 2,635 | 3,510 | 1,396
Individually evaluated for impairment | 0 | 0 | 0
Collectively evaluated for impairment | $ 2,635 | $ 3,510 | $ 1,396

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- Definition A valuation allowance for financing receivables that are expected to be uncollectible. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -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://fasb.org/us-gaap/role/ref/legacyRef -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://fasb.org/us-gaap/role/ref/legacyRef -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://fasb.org/us-gaap/role/ref/legacyRef -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 Amount of direct write-downs of financing receivables charged against the allowance. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -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 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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.11) -URI http://asc.fasb.org/extlink&oid=114873765&loc=SL114874048-224260 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585 + Details
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