Allowance for Loan Losses (Loan Portfolio Designated by the Internal Risk Ratings Assigned to Each Credit) (Details) - USD ($) $ in Thousands | Dec. 31, 2016 | Dec. 31, 2015 |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | $ 482,135 | $ 423,664 |
Commercial and industrial - organic [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 41,560 | 47,215 |
Commercial and industrial - government guaranteed [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 5,550 | |
Commercial and industrial - syndicated [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 19,107 | 23,653 |
Residential construction [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 395 | 2,178 |
Commercial Construction [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 4,422 | 6,214 |
Land and land development [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 10,865 | 10,519 |
1-4 family residential, first lien, investment [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 37,538 | 31,128 |
1-4 family residential, first lien, owner occupied [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 16,629 | 20,883 |
1-4 family residential, junior lien [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 2,871 | 3,770 |
Home equity lines of credit, first lien [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 7,912 | 11,930 |
Home equity lines of credit, junior lien [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 14,022 | 15,670 |
Farm [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 11,253 | 7,762 |
Multifamily [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 31,052 | 20,209 |
Commercial owner occupied [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 83,296 | 66,244 |
Commercial non-owner occupied real estate [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 107,062 | 91,805 |
Consumer revolving credit [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 20,373 | 17,174 |
Consumer all other credit [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 11,328 | 11,655 |
Student Loans Purchased [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 56,900 | 35,655 |
Excellent [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 6,715 | 1,574 |
Excellent [Member] | Commercial and industrial - organic [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 816 | 1,238 |
Excellent [Member] | Commercial and industrial - government guaranteed [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 5,550 | |
Excellent [Member] | Commercial and industrial - syndicated [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Excellent [Member] | Residential construction [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Excellent [Member] | Commercial Construction [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Excellent [Member] | Land and land development [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Excellent [Member] | 1-4 family residential, first lien, investment [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Excellent [Member] | 1-4 family residential, first lien, owner occupied [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Excellent [Member] | 1-4 family residential, junior lien [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Excellent [Member] | Home equity lines of credit, first lien [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Excellent [Member] | Home equity lines of credit, junior lien [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Excellent [Member] | Farm [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Excellent [Member] | Multifamily [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Excellent [Member] | Commercial owner occupied [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Excellent [Member] | Commercial non-owner occupied real estate [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Excellent [Member] | Consumer revolving credit [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 65 | 104 |
Excellent [Member] | Consumer all other credit [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 284 | 232 |
Excellent [Member] | Student Loans Purchased [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Good [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 54,663 | 58,308 |
Good [Member] | Commercial and industrial - organic [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 24,225 | 30,221 |
Good [Member] | Commercial and industrial - government guaranteed [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Good [Member] | Commercial and industrial - syndicated [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Good [Member] | Residential construction [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Good [Member] | Commercial Construction [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Good [Member] | Land and land development [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Good [Member] | 1-4 family residential, first lien, investment [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Good [Member] | 1-4 family residential, first lien, owner occupied [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | 1,500 |
Good [Member] | 1-4 family residential, junior lien [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Good [Member] | Home equity lines of credit, first lien [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Good [Member] | Home equity lines of credit, junior lien [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Good [Member] | Farm [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Good [Member] | Multifamily [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Good [Member] | Commercial owner occupied [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 695 | |
Good [Member] | Commercial non-owner occupied real estate [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Good [Member] | Consumer revolving credit [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 19,766 | 16,524 |
Good [Member] | Consumer all other credit [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 9,977 | 10,063 |
Good [Member] | Student Loans Purchased [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Pass [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 407,836 | 349,122 |
Pass [Member] | Commercial and industrial - organic [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 15,840 | 15,599 |
Pass [Member] | Commercial and industrial - government guaranteed [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Pass [Member] | Commercial and industrial - syndicated [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 16,175 | 20,691 |
Pass [Member] | Residential construction [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 395 | 2,178 |
Pass [Member] | Commercial Construction [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 4,422 | 6,214 |
Pass [Member] | Land and land development [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 10,271 | 9,369 |
Pass [Member] | 1-4 family residential, first lien, investment [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 35,102 | 28,832 |
Pass [Member] | 1-4 family residential, first lien, owner occupied [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 15,207 | 18,796 |
Pass [Member] | 1-4 family residential, junior lien [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 2,214 | 3,060 |
Pass [Member] | Home equity lines of credit, first lien [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 7,872 | 11,890 |
Pass [Member] | Home equity lines of credit, junior lien [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 13,911 | 15,588 |
Pass [Member] | Farm [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 11,253 | 7,762 |
Pass [Member] | Multifamily [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 31,052 | 20,209 |
Pass [Member] | Commercial owner occupied [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 81,582 | 61,803 |
Pass [Member] | Commercial non-owner occupied real estate [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 104,963 | 89,619 |
Pass [Member] | Consumer revolving credit [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 539 | 540 |
Pass [Member] | Consumer all other credit [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 1,027 | 1,317 |
Pass [Member] | Student Loans Purchased [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 56,011 | 35,655 |
Watch [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 5,603 | 6,195 |
Watch [Member] | Commercial and industrial - organic [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 259 | 101 |
Watch [Member] | Commercial and industrial - government guaranteed [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Watch [Member] | Commercial and industrial - syndicated [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Watch [Member] | Residential construction [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Watch [Member] | Commercial Construction [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Watch [Member] | Land and land development [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 5 | 8 |
Watch [Member] | 1-4 family residential, first lien, investment [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 1,724 | 1,885 |
Watch [Member] | 1-4 family residential, first lien, owner occupied [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 325 | 335 |
Watch [Member] | 1-4 family residential, junior lien [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 326 | 130 |
Watch [Member] | Home equity lines of credit, first lien [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 40 | 40 |
Watch [Member] | Home equity lines of credit, junior lien [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Watch [Member] | Farm [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Watch [Member] | Multifamily [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Watch [Member] | Commercial owner occupied [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 1,019 | 3,694 |
Watch [Member] | Commercial non-owner occupied real estate [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 1,012 | |
Watch [Member] | Consumer revolving credit [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Watch [Member] | Consumer all other credit [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 4 | 2 |
Watch [Member] | Student Loans Purchased [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 889 | |
Special Mention [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 654 | 2,251 |
Special Mention [Member] | Commercial and industrial - organic [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 236 | 25 |
Special Mention [Member] | Commercial and industrial - government guaranteed [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Special Mention [Member] | Commercial and industrial - syndicated [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Special Mention [Member] | Residential construction [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Special Mention [Member] | Commercial Construction [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Special Mention [Member] | Land and land development [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | 515 |
Special Mention [Member] | 1-4 family residential, first lien, investment [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 229 | 232 |
Special Mention [Member] | 1-4 family residential, first lien, owner occupied [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Special Mention [Member] | 1-4 family residential, junior lien [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 189 | 418 |
Special Mention [Member] | Home equity lines of credit, first lien [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Special Mention [Member] | Home equity lines of credit, junior lien [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Special Mention [Member] | Farm [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Special Mention [Member] | Multifamily [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Special Mention [Member] | Commercial owner occupied [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Special Mention [Member] | Commercial non-owner occupied real estate [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | 1,061 |
Special Mention [Member] | Consumer revolving credit [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Special Mention [Member] | Consumer all other credit [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Special Mention [Member] | Student Loans Purchased [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Substandard [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 6,664 | 6,214 |
Substandard [Member] | Commercial and industrial - organic [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 184 | 31 |
Substandard [Member] | Commercial and industrial - government guaranteed [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Substandard [Member] | Commercial and industrial - syndicated [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 2,932 | 2,962 |
Substandard [Member] | Residential construction [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Substandard [Member] | Commercial Construction [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Substandard [Member] | Land and land development [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 589 | 627 |
Substandard [Member] | 1-4 family residential, first lien, investment [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 483 | 179 |
Substandard [Member] | 1-4 family residential, first lien, owner occupied [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 1,097 | 252 |
Substandard [Member] | 1-4 family residential, junior lien [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 142 | 162 |
Substandard [Member] | Home equity lines of credit, first lien [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Substandard [Member] | Home equity lines of credit, junior lien [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 111 | 82 |
Substandard [Member] | Farm [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Substandard [Member] | Multifamily [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |
Substandard [Member] | Commercial owner occupied [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | 747 |
Substandard [Member] | Commercial non-owner occupied real estate [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 1,087 | 1,125 |
Substandard [Member] | Consumer revolving credit [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 3 | 6 |
Substandard [Member] | Consumer all other credit [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | 36 | 41 |
Substandard [Member] | Student Loans Purchased [Member] | | |
Financing Receivable, Recorded Investment [Line Items] | | |
Loans | | |