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Non Purchased Loans - Loan Portfolio Not Subject to Risk Rating (Details) - USD ($) $ in Thousands | Sep. 30, 2019 | Dec. 31, 2018
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Loan portfolio not subject to risk rating |  |
Total | $ 9,313,784 | $ 9,083,129
Commercial, financial, agricultural |  |
Loan portfolio not subject to risk rating |  |
Total | 1,328,560 | 1,295,912
Real estate – construction |  |
Loan portfolio not subject to risk rating |  |
Total | 816,695 | 740,668
Real estate – 1-4 family mortgage |  |
Loan portfolio not subject to risk rating |  |
Total | 2,797,633 | 2,795,343
Real estate – commercial mortgage |  |
Loan portfolio not subject to risk rating |  |
Total | 4,022,375 | 4,051,509
Installment loans to individuals |  |
Loan portfolio not subject to risk rating |  |
Total | 348,521 | 199,697
Non purchased loans and leases |  |
Loan portfolio not subject to risk rating |  |
Total | 7,031,818 | 6,389,712
Non purchased loans and leases | Performing and Nonperforming |  |
Loan portfolio not subject to risk rating |  |
Total | 2,754,635 | 2,560,335
Non purchased loans and leases | Performing and Nonperforming | Commercial, financial, agricultural |  |
Loan portfolio not subject to risk rating |  |
Total | 221,275 | 234,547
Non purchased loans and leases | Performing and Nonperforming | Lease financing |  |
Loan portfolio not subject to risk rating |  |
Total | 69,953 | 61,865
Non purchased loans and leases | Performing and Nonperforming | Real estate – construction |  |
Loan portfolio not subject to risk rating |  |
Total | 61,640 | 66,551
Non purchased loans and leases | Performing and Nonperforming | Real estate – 1-4 family mortgage |  |
Loan portfolio not subject to risk rating |  |
Total | 1,908,504 | 1,757,406
Non purchased loans and leases | Performing and Nonperforming | Real estate – commercial mortgage |  |
Loan portfolio not subject to risk rating |  |
Total | 330,260 | 339,542
Non purchased loans and leases | Performing and Nonperforming | Installment loans to individuals |  |
Loan portfolio not subject to risk rating |  |
Total | 163,003 | 100,424
Non purchased loans and leases | Performing |  |
Loan portfolio not subject to risk rating |  |
Total | 2,741,291 | 2,551,833
Non purchased loans and leases | Performing | Commercial, financial, agricultural |  |
Loan portfolio not subject to risk rating |  |
Total | 219,469 | 233,046
Non purchased loans and leases | Performing | Lease financing |  |
Loan portfolio not subject to risk rating |  |
Total | 69,549 | 61,776
Non purchased loans and leases | Performing | Real estate – construction |  |
Loan portfolio not subject to risk rating |  |
Total | 61,258 | 66,551
Non purchased loans and leases | Performing | Real estate – 1-4 family mortgage |  |
Loan portfolio not subject to risk rating |  |
Total | 1,899,433 | 1,751,994
Non purchased loans and leases | Performing | Real estate – commercial mortgage |  |
Loan portfolio not subject to risk rating |  |
Total | 328,755 | 338,367
Non purchased loans and leases | Performing | Installment loans to individuals |  |
Loan portfolio not subject to risk rating |  |
Total | 162,827 | 100,099
Non purchased loans and leases | Non- Performing |  |
Loan portfolio not subject to risk rating |  |
Total | 13,344 | 8,502
Non purchased loans and leases | Non- Performing | Commercial, financial, agricultural |  |
Loan portfolio not subject to risk rating |  |
Total | 1,806 | 1,501
Non purchased loans and leases | Non- Performing | Lease financing |  |
Loan portfolio not subject to risk rating |  |
Total | 404 | 89
Non purchased loans and leases | Non- Performing | Real estate – construction |  |
Loan portfolio not subject to risk rating |  |
Total | 382 | 0
Non purchased loans and leases | Non- Performing | Real estate – 1-4 family mortgage |  |
Loan portfolio not subject to risk rating |  |
Total | 9,071 | 5,412
Non purchased loans and leases | Non- Performing | Real estate – commercial mortgage |  |
Loan portfolio not subject to risk rating |  |
Total | 1,505 | 1,175
Non purchased loans and leases | Non- Performing | Installment loans to individuals |  |
Loan portfolio not subject to risk rating |  |
Total | $ 176 | $ 325

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- Definition Amount before allowance and after deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=118952595&loc=d3e4428-111522 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=118936363&loc=d3e5074-111524 + Details
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