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Non Purchased Loans (Details 3) - Non-Purchased $ in Thousands | 12 Months Ended
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Dec. 31, 2016 USD ($) loan | Dec. 31, 2015 USD ($) loan
Restructured loans |  |
Number of Loans (loans) | loan | 53 | 59
Pre-Modification Outstanding Recorded Investment | $ 9,398 | $ 11,938
Post-Modification Outstanding Recorded Investment | $ 7,447 | $ 10,252
Commercial, financial, agricultural |  |
Restructured loans |  |
Number of Loans (loans) | loan | 0 | 1
Pre-Modification Outstanding Recorded Investment | $ 0 | $ 257
Post-Modification Outstanding Recorded Investment | $ 0 | $ 257
Lease financing |  |
Restructured loans |  |
Number of Loans (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 (loans) | loan | 1 | 0
Pre-Modification Outstanding Recorded Investment | $ 510 | $ 0
Post-Modification Outstanding Recorded Investment | $ 518 | $ 0
Real estate – 1-4 family mortgage |  |
Restructured loans |  |
Number of Loans (loans) | loan | 43 | 46
Pre-Modification Outstanding Recorded Investment | $ 4,498 | $ 5,249
Post-Modification Outstanding Recorded Investment | $ 4,105 | $ 4,754
Real estate – commercial mortgage |  |
Restructured loans |  |
Number of Loans (loans) | loan | 8 | 11
Pre-Modification Outstanding Recorded Investment | $ 4,324 | $ 6,365
Post-Modification Outstanding Recorded Investment | $ 2,758 | $ 5,174
Installment loans to individuals |  |
Restructured loans |  |
Number of Loans (loans) | loan | 1 | 1
Pre-Modification Outstanding Recorded Investment | $ 66 | $ 67
Post-Modification Outstanding Recorded Investment | $ 66 | $ 67

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- Definition Troubled Debt Restructuring Financing Receivable Modifications [Abstract] + References No definition available. + Details
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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 + Details
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- Definition Post-modification amount of investment in financing receivables 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 + Details
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