Loans and the Allowance for Loan Losses - (Details 4) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2016 USD ($) loan	Jun. 30, 2015 USD ($) loan	Jun. 30, 2016 USD ($) loan	Jun. 30, 2015 USD ($) loan
Restructured loans
Number of Loans \| loan	5	13	17	34
Pre- Modification Outstanding Recorded Investment	$ 824	$ 1,561	$ 2,100	$ 9,032
Post- Modification Outstanding Recorded Investment	$ 809	$ 1,537	$ 1,959	$ 8,517
Commercial, financial, agricultural
Restructured loans
Number of Loans \| loan	0	0	0	0
Pre- Modification Outstanding Recorded Investment	$ 0	$ 0	$ 0	$ 0
Post- Modification Outstanding Recorded Investment	$ 0	$ 0	$ 0	$ 0
Lease financing
Restructured loans
Number of Loans \| loan	0	0
Pre- Modification Outstanding Recorded Investment	$ 0	$ 0
Post- Modification Outstanding Recorded Investment	$ 0	$ 0
Real estate – construction
Restructured loans
Number of Loans \| loan	0	0	0	0
Pre- Modification Outstanding Recorded Investment	$ 0	$ 0	$ 0	$ 0
Post- Modification Outstanding Recorded Investment	$ 0	$ 0	$ 0	$ 0
Real estate – 1-4 family mortgage
Restructured loans
Number of Loans \| loan	5	12	15	27
Pre- Modification Outstanding Recorded Investment	$ 824	$ 1,495	$ 1,488	$ 2,641
Post- Modification Outstanding Recorded Investment	$ 809	$ 1,479	$ 1,353	$ 2,470
Real estate – commercial mortgage
Restructured loans
Number of Loans \| loan	0	1	2	7
Pre- Modification Outstanding Recorded Investment	$ 0	$ 66	$ 612	$ 6,391
Post- Modification Outstanding Recorded Investment	$ 0	$ 58	$ 606	$ 6,047
Installment loans to individuals
Restructured loans
Number of Loans \| loan	0	0	0	0
Pre- Modification Outstanding Recorded Investment	$ 0	$ 0	$ 0	$ 0
Post- Modification Outstanding Recorded Investment	$ 0	$ 0	$ 0	$ 0

Troubled Debt Restructuring Financing Receivable Modifications [Abstract]

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- Definition

Number of financing receivables that have been modified by troubled debt restructurings.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 33
-URI http://asc.fasb.org/extlink&oid=66008989&loc=SL6953676-111524

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Post-modification amount of investment in financing receivables modified by troubled debt restructurings.

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