Trust preferred securities (Details Textual) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Dec. 31, 2016 |
Dec. 31, 2015 |
|
| Debt Instrument [Line Items] | ||
| Trust preferred capital notes | $ 8,764 | $ 8,764 |
| Percentage of Tier one risk based capital required for capital adequacy (in hundredths) | 25.00% | |
| Southern Community Financial Capital Trust I [Member] | ||
| Debt Instrument [Line Items] | ||
| Debt Instrument, Issuance Date | Feb. 24, 2005 | |
| Trust preferred capital notes | $ 5,200 | |
| Debt Instrument, description of variable rate basis | (three-month LIBOR plus 2.15% | |
| Interest rate (in hundredths) | 3.13% | 2.69% |
| Maturity date | Mar. 15, 2035 | |
| Principal assets of the trust | $ 5,200 | |
| Village Financial Statutory Trust II [Member] | ||
| Debt Instrument [Line Items] | ||
| Debt Instrument, Issuance Date | Sep. 20, 2007 | |
| Trust preferred capital notes | $ 3,600 | |
| Debt Instrument, description of variable rate basis | three-month LIBOR plus 1.4% | |
| Interest rate (in hundredths) | 2.38% | |
| Maturity date | Dec. 31, 2037 | |
| Principal assets of the trust | $ 3,600 |