Trust preferred securities (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Debt Instrument [Line Items]
Trust preferred capital notes	$ 8,764,000	$ 8,764,000
Percentage of Tier one risk based capital required for capital adequacy (in hundredths)	25.00%
Deferred interest payments on the junior subordinated debt securities	1,092,520	911,635
Southern Community Financial Capital Trust I [Member]
Debt Instrument [Line Items]
Debt Instrument, issuance Date	Feb. 24, 2005
Trust preferred capital notes	5,200,000
Debt Instrument, description of variable rate basis	three-month LIBOR plus 2.15%
Debt Instrument, variable rate basis (in hundredths)	2.15%
Interest rate (in hundredths)	2.39%	2.46%
Maturity date	Mar. 15, 2035
Principal assets of trust	5,200,000
Village Financial Statutory Trust II [Member]
Debt Instrument [Line Items]
Debt Instrument, issuance Date	Sep. 20, 2007
Trust preferred capital notes	3,600,000
Debt Instrument, description of variable rate basis	three-month LIBOR plus 1.4%
Debt Instrument, variable rate basis (in hundredths)	1.40%
Maturity date	Dec. 31, 2037
Principal assets of trust	3,600,000
Period of fixed income rate	5 years
Fixed income rate payable quarterly (in hundredths)	6.29%
Trust Preferred Securities [Member]
Debt Instrument [Line Items]
Deferred interest payments on the junior subordinated debt securities	$ 845,892