Loans and Allowance for Loan Losses (Details 8) $ in Thousands		3 Months Ended
		Mar. 31, 2017 USD ($) Contract	Mar. 31, 2016 USD ($) Contract
Loans that were modified as TDRs
Number of Contracts | Contract	[1]	2	1
Pre- Modification	[1]	$ 187	$ 78
Post- Modification	[1]	$ 187	$ 78
Commercial, financial, and agricultural
Loans that were modified as TDRs
Number of Contracts | Contract	[1]	1	0
Pre- Modification	[1]	$ 131	$ 0
Post- Modification	[1]	$ 131	$ 0
Residential real estate | Mortgage
Loans that were modified as TDRs
Number of Contracts | Contract	[1]	0	1
Pre- Modification	[1]	$ 0	$ 78
Post- Modification	[1]	$ 0	$ 78
Commercial real estate | Mortgage
Loans that were modified as TDRs
Number of Contracts | Contract	[1]	1	0
Pre- Modification	[1]	$ 56	$ 0
Post- Modification	[1]	$ 56	$ 0

[1] The amounts reported post-modification are inclusive of all partial pay-downs and charge-offs, and no portion of the debt was forgiven. Loans modified as a TDR that were fully paid down, charged-off or foreclosed upon during the period ended are not reported.