Income Taxes - Net Operating Loss Carryforwards (Details) (USD $)	Dec. 31, 2011	Dec. 31, 2011 Yadkin Valley Federal Tax	Dec. 31, 2011 Yadkin Valley State Tax	Dec. 31, 2011 Cardinal State Bank	Dec. 31, 2011 American Community Bank	Oct. 25, 2012 Subsequent Event Credit Risk Reduction Plan
Operating Loss Carryforwards
Loss Carryforwards	$ 33,452,000	$ 14,517,000	$ 16,166,000	$ 2,424,000	$ 345,000
Estimated losses, minimum						45,000,000
Estimated loss, maximum						$ 40,000,000