Income Taxes - Positive Evidence (Details) (USD $)	0 Months Ended	3 Months Ended									12 Months Ended			30 Months Ended	36 Months Ended	0 Months Ended
	Oct. 23, 2012	Dec. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2011	Sep. 30, 2011	Jun. 30, 2011	Mar. 31, 2011	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2013	Dec. 31, 2013	Sep. 12, 2012 Preferred Stock	Dec. 31, 2013 Yadkin Valley Financial Corporation	Dec. 31, 2012 Yadkin Valley Financial Corporation
Income Tax Disclosure [Abstract]
Financing receivable, allowance for credit losses, write-downs			$ 49,000,000								$ 7,872,000	$ 51,756,000
Pre-tax income		7,236,000	38,500,000	7,327,000	7,407,000	7,257,000	(38,531,000)	811,000	1,614,000	3,471,000	29,227,000	(32,635,000)	(7,701,000)	43,900,000	(11,109,000)
Proceeds from issuance of mandatorily convertible cumulative non-voting perpetual preferred stock	45,000,000
Allowance for Loan and Lease Losses, Net Charge-offs and Recoveries											4,400,000	48,100,000
Ratio of Net Charge-offs and Recoveries to Average Loans											0.33%	3.43%
Decrease in nonperforming loans											7,400,000
Nonperforming loans to total assets		1.03%	1.64%				4.78%				1.03%	1.64%	4.78%	1.03%	1.03%
Loans and Leases Receivable, Allowance for Loan Losses to Nonperforming Loans		117.34%	110.22%								117.34%	110.22%		117.34%	117.34%
Conversion of Stock [Line Items]
Value of stock converted																$ 21,000,000
Tier One Leverage Capital to Average Assets																	11.50%	9.20%
Tier One Risk Based Capital to Risk Weighted Assets																	13.50%	12.20%
Total risk-based capital ratio																	14.60%	13.30%