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Loans and Allowance for Loan Losses (Loan Risk Rating) (Details) - USD ($) $ in Thousands | Dec. 31, 2018 | Dec. 31, 2017
--- | --- | ---
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | $ 1,777,239 | $ 1,323,258
All Other Loans [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 1,743,081 | 1,290,464
All Other Loans [Member] | Pass [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 1,728,896 | 1,270,417
All Other Loans [Member] | Watch [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 10,758 | 13,668
All Other Loans [Member] | Special Mention [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 309 | 3,852
All Other Loans [Member] | Substandard [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 2,915 | 2,241
All Other Loans [Member] | Doubtful [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 203 | 286
Purchased Credit Impaired Loans [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 34,158 | 32,794
Purchased Credit Impaired Loans [Member] | Pass [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 26,623 | 23,558
Purchased Credit Impaired Loans [Member] | Watch [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 3,147 | 2,637
Purchased Credit Impaired Loans [Member] | Special Mention [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 1,536 | 538
Purchased Credit Impaired Loans [Member] | Substandard [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 2,852 | 5,308
Purchased Credit Impaired Loans [Member] | Doubtful [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 0 | 753
Commercial Real Estate [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 860,027 | 642,988
Commercial Real Estate [Member] | All Other Loans [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 842,345 | 625,085
Commercial Real Estate [Member] | All Other Loans [Member] | Pass [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 834,912 | 616,028
Commercial Real Estate [Member] | All Other Loans [Member] | Watch [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 6,791 | 7,673
Commercial Real Estate [Member] | All Other Loans [Member] | Special Mention [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 0 | 1,006
Commercial Real Estate [Member] | All Other Loans [Member] | Substandard [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 642 | 378
Commercial Real Estate [Member] | All Other Loans [Member] | Doubtful [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 0 | 0
Commercial Real Estate [Member] | Purchased Credit Impaired Loans [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 17,682 | 17,903
Commercial Real Estate [Member] | Purchased Credit Impaired Loans [Member] | Pass [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 14,050 | 14,386
Commercial Real Estate [Member] | Purchased Credit Impaired Loans [Member] | Watch [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 1,805 | 261
Commercial Real Estate [Member] | Purchased Credit Impaired Loans [Member] | Special Mention [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 1,030 | 0
Commercial Real Estate [Member] | Purchased Credit Impaired Loans [Member] | Substandard [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 797 | 3,084
Commercial Real Estate [Member] | Purchased Credit Impaired Loans [Member] | Doubtful [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 0 | 172
Consumer Real Estate [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 407,254 | 293,457
Consumer Real Estate [Member] | All Other Loans [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 398,542 | 286,007
Consumer Real Estate [Member] | All Other Loans [Member] | Pass [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 394,728 | 279,464
Consumer Real Estate [Member] | All Other Loans [Member] | Watch [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 2,678 | 2,543
Consumer Real Estate [Member] | All Other Loans [Member] | Special Mention [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 14 | 2,627
Consumer Real Estate [Member] | All Other Loans [Member] | Substandard [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 1,122 | 1,159
Consumer Real Estate [Member] | All Other Loans [Member] | Doubtful [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 0 | 214
Consumer Real Estate [Member] | Purchased Credit Impaired Loans [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 8,712 | 7,450
Consumer Real Estate [Member] | Purchased Credit Impaired Loans [Member] | Pass [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 5,617 | 4,151
Consumer Real Estate [Member] | Purchased Credit Impaired Loans [Member] | Watch [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 756 | 1,345
Consumer Real Estate [Member] | Purchased Credit Impaired Loans [Member] | Special Mention [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 446 | 456
Consumer Real Estate [Member] | Purchased Credit Impaired Loans [Member] | Substandard [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 1,893 | 1,192
Consumer Real Estate [Member] | Purchased Credit Impaired Loans [Member] | Doubtful [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 0 | 306
Construction and Land Development [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 187,895 | 135,409
Construction and Land Development [Member] | All Other Loans [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 183,293 | 130,289
Construction and Land Development [Member] | All Other Loans [Member] | Pass [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 182,524 | 129,359
Construction and Land Development [Member] | All Other Loans [Member] | Watch [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 64 | 383
Construction and Land Development [Member] | All Other Loans [Member] | Special Mention [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 158 | 0
Construction and Land Development [Member] | All Other Loans [Member] | Substandard [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 547 | 547
Construction and Land Development [Member] | All Other Loans [Member] | Doubtful [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 0 | 0
Construction and Land Development [Member] | Purchased Credit Impaired Loans [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 4,602 | 5,120
Construction and Land Development [Member] | Purchased Credit Impaired Loans [Member] | Pass [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 4,033 | 4,134
Construction and Land Development [Member] | Purchased Credit Impaired Loans [Member] | Watch [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 569 | 649
Construction and Land Development [Member] | Purchased Credit Impaired Loans [Member] | Special Mention [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 0 | 0
Construction and Land Development [Member] | Purchased Credit Impaired Loans [Member] | Substandard [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 0 | 337
Construction and Land Development [Member] | Purchased Credit Impaired Loans [Member] | Doubtful [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 0 | 0
Commercial and Industrial [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 308,254 | 238,087
Commercial and Industrial [Member] | All Other Loans [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 305,697 | 237,229
Commercial and Industrial [Member] | All Other Loans [Member] | Pass [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 303,805 | 233,942
Commercial and Industrial [Member] | All Other Loans [Member] | Watch [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 1,090 | 3,007
Commercial and Industrial [Member] | All Other Loans [Member] | Special Mention [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 137 | 64
Commercial and Industrial [Member] | All Other Loans [Member] | Substandard [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 462 | 157
Commercial and Industrial [Member] | All Other Loans [Member] | Doubtful [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 203 | 59
Commercial and Industrial [Member] | Purchased Credit Impaired Loans [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 2,557 | 858
Commercial and Industrial [Member] | Purchased Credit Impaired Loans [Member] | Pass [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 2,382 | 68
Commercial and Industrial [Member] | Purchased Credit Impaired Loans [Member] | Watch [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 0 | 120
Commercial and Industrial [Member] | Purchased Credit Impaired Loans [Member] | Special Mention [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 50 | 58
Commercial and Industrial [Member] | Purchased Credit Impaired Loans [Member] | Substandard [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 125 | 588
Commercial and Industrial [Member] | Purchased Credit Impaired Loans [Member] | Doubtful [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 0 | 24
Consumer and Other [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 13,809 | 13,317
Consumer and Other [Member] | All Other Loans [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 13,204 | 11,854
Consumer and Other [Member] | All Other Loans [Member] | Pass [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 12,927 | 11,624
Consumer and Other [Member] | All Other Loans [Member] | Watch [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 135 | 62
Consumer and Other [Member] | All Other Loans [Member] | Special Mention [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 0 | 155
Consumer and Other [Member] | All Other Loans [Member] | Substandard [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 142 | 0
Consumer and Other [Member] | All Other Loans [Member] | Doubtful [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 0 | 13
Consumer and Other [Member] | Purchased Credit Impaired Loans [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 605 | 1,463
Consumer and Other [Member] | Purchased Credit Impaired Loans [Member] | Pass [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 541 | 819
Consumer and Other [Member] | Purchased Credit Impaired Loans [Member] | Watch [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 17 | 262
Consumer and Other [Member] | Purchased Credit Impaired Loans [Member] | Special Mention [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 10 | 24
Consumer and Other [Member] | Purchased Credit Impaired Loans [Member] | Substandard [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 37 | 107
Consumer and Other [Member] | Purchased Credit Impaired Loans [Member] | Doubtful [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | $ 0 | $ 251

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