Other Real Estate Owned (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016
Real Estate Properties [Line Items]
Mortgage Loans in Process of Foreclosure, Amount	$ 27,700
Covered
Beginning balance	472	$ 6,817
Additions	97	4,851
Sales	(369)	(781)
Write-downs	(52)	(580)
Other Real Estate Covered Transfers		(9,716)
Ending balance	148	591
Noncovered
Beginning balance	60,759	58,742
Additions	26,829	26,666
Sales	(28,284)	(23,402)
Write-downs	(5,519)	(4,894)
Other Real Estate Non Covered Transfers		9,716
Ending balance	53,840	68,373
Total
Beginning balance	61,231	65,559
Additions	26,926	31,517
Sales	(28,653)	(24,183)
Write-downs	(5,571)	(5,474)
Other Real Estate Transfers		0
Ending balance	53,988	68,964
Mortgage
Total
Beginning balance	15,000
Ending balance	19,400
Cordia Bancorp Inc.
Covered
Additions		0
Noncovered
Additions		1,170
Total
Additions		1,170
First CornerStone Bank
Covered
Additions		0
Noncovered
Additions		375
Total
Additions		$ 375
Guaranty Bank
Covered
Additions	0
Noncovered
Additions	55
Total
Additions	$ 55