Loans (Details 4) - USD ($) $ in Thousands | Dec. 31, 2018 | Dec. 31, 2017 |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | $ 10,018 | $ 11,991 |
Current | 404,412 | 356,718 |
Total loans | 414,430 | 368,709 |
Recorded Investment, 90 Days and Accruing | 5,573 | 7,229 |
Financing Receivables, 30 to 59 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 2,718 | 3,459 |
Financing Receivables, 60 to 89 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 1,727 | 1,303 |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 5,573 | 7,229 |
Construction and Land Development [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 118 | 0 |
Current | 41,490 | 30,817 |
Total loans | 41,608 | 30,817 |
Recorded Investment, 90 Days and Accruing | 0 | 0 |
Construction and Land Development [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 118 | 0 |
Construction and Land Development [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Construction and Land Development [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Residential [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Current | 7,704 | 5,361 |
Total loans | 7,704 | 5,361 |
Recorded Investment, 90 Days and Accruing | 0 | 0 |
Residential [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Residential [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Residential [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Commercial [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 118 | 0 |
Current | 33,786 | 25,456 |
Total loans | 33,904 | 25,456 |
Recorded Investment, 90 Days and Accruing | 0 | 0 |
Commercial [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 118 | 0 |
Commercial [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Commercial [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Commercial Real Estate [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Current | 206,969 | 165,505 |
Total loans | 206,969 | 165,505 |
Recorded Investment, 90 Days and Accruing | 0 | 0 |
Commercial Real Estate [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Commercial Real Estate [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Commercial Real Estate [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Owner Occupied [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Current | 98,153 | 85,004 |
Total loans | 98,153 | 85,004 |
Recorded Investment, 90 Days and Accruing | 0 | 0 |
Owner Occupied [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Owner Occupied [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Owner Occupied [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Non-Owner Occupied [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Current | 95,034 | 70,845 |
Total loans | 95,034 | 70,845 |
Recorded Investment, 90 Days and Accruing | 0 | 0 |
Non-Owner Occupied [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Non-Owner Occupied [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Non-Owner Occupied [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Multifamily [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Current | 13,597 | 9,386 |
Total loans | 13,597 | 9,386 |
Recorded Investment, 90 Days and Accruing | 0 | 0 |
Multifamily [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Multifamily [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Multifamily [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Farmland [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Current | 185 | 270 |
Total loans | 185 | 270 |
Recorded Investment, 90 Days and Accruing | 0 | 0 |
Farmland [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Farmland [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Farmland [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Consumer Real Estate [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 655 | 566 |
Current | 86,986 | 87,662 |
Total loans | 87,641 | 88,228 |
Recorded Investment, 90 Days and Accruing | 0 | 0 |
Consumer Real Estate [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 333 | 566 |
Consumer Real Estate [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 322 | 0 |
Consumer Real Estate [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Home equity lines [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 315 | 18 |
Current | 20,360 | 22,831 |
Total loans | 20,675 | 22,849 |
Recorded Investment, 90 Days and Accruing | 0 | 0 |
Home equity lines [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 18 |
Home equity lines [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 315 | 0 |
Home equity lines [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
First Deed of Trust [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 178 | 457 |
Current | 57,232 | 57,462 |
Total loans | 57,410 | 57,919 |
Recorded Investment, 90 Days and Accruing | 0 | 0 |
First Deed of Trust [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 171 | 457 |
First Deed of Trust [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 7 | 0 |
First Deed of Trust [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Second Deed of Trust [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 162 | 91 |
Current | 9,394 | 7,369 |
Total loans | 9,556 | 7,460 |
Recorded Investment, 90 Days and Accruing | 0 | 0 |
Second Deed of Trust [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 162 | 91 |
Second Deed of Trust [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Second Deed of Trust [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Commercial and industrial loans (except those secured by real estate) [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 745 | 3 |
Current | 35,894 | 36,503 |
Total loans | 36,639 | 36,506 |
Recorded Investment, 90 Days and Accruing | 0 | 0 |
Commercial and industrial loans (except those secured by real estate) [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 312 | 0 |
Commercial and industrial loans (except those secured by real estate) [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 433 | 3 |
Commercial and industrial loans (except those secured by real estate) [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Guaranteed student loans [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 8,490 | 11,420 |
Current | 30,825 | 34,385 |
Total loans | 39,315 | 45,805 |
Recorded Investment, 90 Days and Accruing | 5,573 | 7,229 |
Guaranteed student loans [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 1,946 | 2,891 |
Guaranteed student loans [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 971 | 1,300 |
Guaranteed student loans [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 5,573 | 7,229 |
Consumer And Other [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 10 | 2 |
Current | 2,248 | 1,846 |
Total loans | 2,258 | 1,848 |
Recorded Investment, 90 Days and Accruing | 0 | 0 |
Consumer And Other [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 9 | 2 |
Consumer And Other [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 1 | 0 |
Consumer And Other [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | $ 0 | $ 0 |