Income Taxes - Net Operating Loss Carryforwards (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013
Operating Loss Carryforwards
Loss Carryforwards	$ 80,662
Yadkin Valley Federal Tax
Operating Loss Carryforwards
Loss Carryforwards	41,717
Yadkin Valley State Tax
Operating Loss Carryforwards
Loss Carryforwards	36,176
Cardinal State Bank
Operating Loss Carryforwards
Loss Carryforwards	2,424
American Community Bank
Operating Loss Carryforwards
Loss Carryforwards	$ 345