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v3.20.2

Allowance for Credit Losses - Summary of Total Non Purchased and Purchased Loans (Details) - USD ($) $ in Thousands | Sep. 30, 2020 | Jun. 30, 2020 | Dec. 31, 2019 | Sep. 30, 2019 | Jun. 30, 2019 | Dec. 31, 2018
--- | --- | --- | --- | --- | --- | ---
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Gross loans | $ 11,089,067 |  | $ 9,693,463 |  |  |
Unearned income | (4,329) |  | (3,825) |  |  |
Loans, net of unearned income | 11,084,738 |  | 9,689,638 |  |  |
Allowance for credit losses | (168,098) | $ (145,387) | (52,162) | $ (50,814) | $ (50,059) | $ (49,026)
Loans, net | 10,916,640 |  | 9,637,476 |  |  |
Cumulative Effect, Period Of Adoption, Adjusted Balance |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for credit losses |  |  | (94,646) |  |  |
Commercial, financial, agricultural |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Gross loans | 2,648,062 |  | 1,367,972 |  |  |
Loans, net of unearned income | 2,648,062 |  | 1,367,972 |  |  |
Allowance for credit losses | (38,195) | (30,685) | (10,658) | (10,288) | (9,534) | (8,269)
Lease financing |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Gross loans | 87,257 |  | 85,700 |  |  |
Loans, net of unearned income | 82,928 |  |  |  |  |
Allowance for credit losses | (1,832) | (1,812) | (910) |  |  |
Real estate – construction: |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Gross loans | 773,119 |  | 826,483 |  |  |
Loans, net of unearned income | 773,119 |  | 826,483 |  |  |
Allowance for credit losses | (13,819) | (12,538) | (5,029) | (5,127) | (5,302) | (4,755)
Real estate – construction: | Residential |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Gross loans | 264,525 |  | 289,050 |  |  |
Real estate – construction: | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Gross loans | 508,594 |  | 537,433 |  |  |
Real estate – 1-4 family mortgage: |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Gross loans | 2,760,394 |  | 2,866,613 |  |  |
Loans, net of unearned income | 2,760,394 |  | 2,866,613 |  |  |
Allowance for credit losses | (32,705) | (29,401) | (9,814) | (9,849) | (9,616) | (10,139)
Real estate – 1-4 family mortgage: | Primary |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Gross loans | 1,762,897 |  | 1,781,948 |  |  |
Real estate – 1-4 family mortgage: | Home equity |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Gross loans | 537,615 |  | 573,540 |  |  |
Real estate – 1-4 family mortgage: | Rental/investment |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Gross loans | 306,378 |  | 335,100 |  |  |
Real estate – 1-4 family mortgage: | Land development |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Gross loans | 153,504 |  | 176,025 |  |  |
Real estate – commercial mortgage: |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Gross loans | 4,577,009 |  | 4,244,265 |  |  |
Loans, net of unearned income | 4,577,009 |  | 4,244,265 |  |  |
Allowance for credit losses | (70,582) | (60,061) | (24,990) | (24,039) | (24,302) | (24,492)
Real estate – commercial mortgage: | Land development |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Gross loans | 150,366 |  | 156,089 |  |  |
Real estate – commercial mortgage: | Owner-occupied |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Gross loans | 1,672,402 |  | 1,637,281 |  |  |
Real estate – commercial mortgage: | Non-owner occupied |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Gross loans | 2,754,241 |  | 2,450,895 |  |  |
Installment loans to individuals |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Gross loans | 243,226 |  | 302,430 |  |  |
Loans, net of unearned income | 243,226 |  | 384,305 |  |  |
Allowance for credit losses | $ (10,965) | $ (10,890) | $ (761) | $ (1,511) | $ (1,305) | $ (1,371)

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