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Purchased Loans (Details 6) - USD ($) $ in Thousands | Dec. 31, 2016 | Dec. 31, 2015
--- | --- | ---
Loan portfolio not subject to risk rating |  |
Total | $ 6,202,709 | $ 5,413,462
Commercial, financial, agricultural |  |
Loan portfolio not subject to risk rating |  |
Total | 717,490 | 636,837
Real estate – construction |  |
Loan portfolio not subject to risk rating |  |
Total | 552,679 | 357,665
Real estate – 1-4 family mortgage |  |
Loan portfolio not subject to risk rating |  |
Total | 1,878,177 | 1,735,323
Real estate – commercial mortgage |  |
Loan portfolio not subject to risk rating |  |
Total | 2,898,895 | 2,533,729
Installment loans to individuals |  |
Loan portfolio not subject to risk rating |  |
Total | 155,468 | 149,908
Purchased |  |
Loan portfolio not subject to risk rating |  |
Total | 1,489,137 | 1,583,028
Purchased | Performing and Non-Performing |  |
Loan portfolio not subject to risk rating |  |
Total | 316,127 | 353,775
Purchased | Performing |  |
Loan portfolio not subject to risk rating |  |
Total | 313,852 | 353,285
Purchased | Non-Performing |  |
Loan portfolio not subject to risk rating |  |
Total | 2,275 | 490
Purchased | Commercial, financial, agricultural |  |
Loan portfolio not subject to risk rating |  |
Total | 128,200 | 151,430
Purchased | Commercial, financial, agricultural | Performing and Non-Performing |  |
Loan portfolio not subject to risk rating |  |
Total | 9,568 | 4,943
Purchased | Commercial, financial, agricultural | Performing |  |
Loan portfolio not subject to risk rating |  |
Total | 9,489 | 4,943
Purchased | Commercial, financial, agricultural | Non-Performing |  |
Loan portfolio not subject to risk rating |  |
Total | 79 | 0
Purchased | Lease financing | Performing and Non-Performing |  |
Loan portfolio not subject to risk rating |  |
Total | 0 | 0
Purchased | Lease financing | Performing |  |
Loan portfolio not subject to risk rating |  |
Total | 0 | 0
Purchased | Lease financing | Non-Performing |  |
Loan portfolio not subject to risk rating |  |
Total | 0 | 0
Purchased | Real estate – construction |  |
Loan portfolio not subject to risk rating |  |
Total | 68,753 | 65,964
Purchased | Real estate – construction | Performing and Non-Performing |  |
Loan portfolio not subject to risk rating |  |
Total | 4,067 | 13,779
Purchased | Real estate – construction | Performing |  |
Loan portfolio not subject to risk rating |  |
Total | 3,601 | 13,779
Purchased | Real estate – construction | Non-Performing |  |
Loan portfolio not subject to risk rating |  |
Total | 466 | 0
Purchased | Real estate – 1-4 family mortgage |  |
Loan portfolio not subject to risk rating |  |
Total | 452,447 | 531,095
Purchased | Real estate – 1-4 family mortgage | Performing and Non-Performing |  |
Loan portfolio not subject to risk rating |  |
Total | 267,201 | 294,708
Purchased | Real estate – 1-4 family mortgage | Performing |  |
Loan portfolio not subject to risk rating |  |
Total | 265,697 | 294,256
Purchased | Real estate – 1-4 family mortgage | Non-Performing |  |
Loan portfolio not subject to risk rating |  |
Total | 1,504 | 452
Purchased | Real estate – commercial mortgage |  |
Loan portfolio not subject to risk rating |  |
Total | 823,758 | 804,680
Purchased | Real estate – commercial mortgage | Performing and Non-Performing |  |
Loan portfolio not subject to risk rating |  |
Total | 21,411 | 13,154
Purchased | Real estate – commercial mortgage | Performing |  |
Loan portfolio not subject to risk rating |  |
Total | 21,353 | 13,154
Purchased | Real estate – commercial mortgage | Non-Performing |  |
Loan portfolio not subject to risk rating |  |
Total | 58 | 0
Purchased | Installment loans to individuals |  |
Loan portfolio not subject to risk rating |  |
Total | 15,979 | 29,859
Purchased | Installment loans to individuals | Performing and Non-Performing |  |
Loan portfolio not subject to risk rating |  |
Total | 13,880 | 27,191
Purchased | Installment loans to individuals | Performing |  |
Loan portfolio not subject to risk rating |  |
Total | 13,712 | 27,153
Purchased | Installment loans to individuals | Non-Performing |  |
Loan portfolio not subject to risk rating |  |
Total | $ 168 | $ 38

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