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v3.21.1

Allowance for Credit Losses - Roll Forward Of the Allowance for Loan Losses (Details) - USD ($) | 3 Months Ended | 6 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Mar. 31, 2021 | Mar. 31, 2020 | Jun. 30, 2020 | Dec. 31, 2019 | Dec. 31, 2020
Allowance for loan losses: |  |  |  |  |
Beginning balance | $ 176,144,000 | $ 52,162,000 | $ 52,162,000 |  |
Accounting standards update [Extensible List] |  |  | us-gaap:AccountingStandardsUpdate201613Member | us-gaap:AccountingStandardsUpdate201613Member |
Charge-offs | (5,370,000) | (5,349,000) |  |  |
Recoveries | 2,332,000 | 4,538,000 |  |  |
Net (charge-offs) recoveries | (3,038,000) | (811,000) |  |  |
Provision for credit losses on loans | 0 | 26,350,000 |  |  |
Ending balance | 173,106,000 | 120,185,000 |  | $ 52,162,000 |
Individually evaluated | 15,593,000 | 5,149,000 |  |  |
Collectively evaluated | 157,513,000 | 115,036,000 |  |  |
Loans: |  |  |  |  |
Individually evaluated | 40,875,000 | 27,186,000 |  |  |
Collectively evaluated | 10,647,533,000 | 9,742,191,000 |  |  |
Gross loans | 10,688,408,000 | 9,769,377,000 |  |  | $ 10,933,647,000
Nonaccruing loans with no allowance for credit losses | 8,656,000 | 12,855,000 |  |  |
Commercial, financial, agricultural |  |  |  |  |
Allowance for loan losses: |  |  |  |  |
Beginning balance | 39,031,000 | 10,658,000 | $ 10,658,000 |  |
Charge-offs | (3,498,000) | (393,000) |  |  |
Recoveries | 289,000 | 190,000 |  |  |
Net (charge-offs) recoveries | (3,209,000) | (203,000) |  |  |
Provision for credit losses on loans | 1,770,000 | 4,131,000 |  |  |
Ending balance | 37,592,000 | 25,937,000 |  | 10,658,000 |
Individually evaluated | 9,908,000 | 3,653,000 |  |  |
Collectively evaluated | 27,684,000 | 22,284,000 |  |  |
Loans: |  |  |  |  |
Individually evaluated | 15,435,000 | 10,460,000 |  |  |
Collectively evaluated | 2,233,852,000 | 1,414,116,000 |  |  |
Gross loans | 2,249,287,000 | 1,424,576,000 |  |  |
Nonaccruing loans with no allowance for credit losses | 1,848,000 | 4,224,000 |  |  |
Real estate – construction: |  |  |  |  |
Allowance for loan losses: |  |  |  |  |
Beginning balance | 16,047,000 | 5,029,000 | 5,029,000 |  |
Charge-offs | (52,000) | 0 |  |  |
Recoveries | 13,000 | 0 |  |  |
Net (charge-offs) recoveries | (39,000) | 0 |  |  |
Provision for credit losses on loans | (1,031,000) | 2,390,000 |  |  |
Ending balance | 14,977,000 | 10,924,000 |  | 5,029,000 |
Individually evaluated | 0 | 0 |  |  |
Collectively evaluated | 14,977,000 | 10,924,000 |  |  |
Loans: |  |  |  |  |
Individually evaluated | 0 | 2,728,000 |  |  |
Collectively evaluated | 955,918,000 | 785,167,000 |  |  |
Gross loans | 955,918,000 | 787,895,000 |  |  |
Nonaccruing loans with no allowance for credit losses | 0 | 2,728,000 |  |  |
Real estate – 1-4 family mortgage |  |  |  |  |
Allowance for loan losses: |  |  |  |  |
Beginning balance | 32,165,000 | 9,814,000 | 9,814,000 |  |
Charge-offs | (101,000) | (221,000) |  |  |
Recoveries | 261,000 | 88,000 |  |  |
Net (charge-offs) recoveries | 160,000 | (133,000) |  |  |
Provision for credit losses on loans | (631,000) | 3,325,000 |  |  |
Ending balance | 31,694,000 | 27,320,000 |  | 9,814,000 |
Individually evaluated | 232,000 | 370,000 |  |  |
Collectively evaluated | 31,462,000 | 26,950,000 |  |  |
Loans: |  |  |  |  |
Individually evaluated | 6,311,000 | 5,865,000 |  |  |
Collectively evaluated | 2,679,750,000 | 2,840,436,000 |  |  |
Gross loans | 2,686,061,000 | 2,846,301,000 |  |  |
Nonaccruing loans with no allowance for credit losses | 4,695,000 | 3,309,000 |  |  |
Real estate – commercial mortgage: |  |  |  |  |
Allowance for loan losses: |  |  |  |  |
Beginning balance | 76,127,000 | 24,990,000 | 24,990,000 |  |
Charge-offs | (61,000) | (2,047,000) |  |  |
Recoveries | 171,000 | 1,699,000 |  |  |
Net (charge-offs) recoveries | 110,000 | (348,000) |  |  |
Provision for credit losses on loans | (12,000) | 15,302,000 |  |  |
Ending balance | 76,225,000 | 44,237,000 |  | 24,990,000 |
Individually evaluated | 4,846,000 | 856,000 |  |  |
Collectively evaluated | 71,379,000 | 43,381,000 |  |  |
Loans: |  |  |  |  |
Individually evaluated | 18,508,000 | 7,508,000 |  |  |
Collectively evaluated | 4,530,519,000 | 4,301,200,000 |  |  |
Gross loans | 4,549,027,000 | 4,308,708,000 |  |  |
Nonaccruing loans with no allowance for credit losses | 2,113,000 | 2,594,000 |  |  |
Lease financing |  |  |  |  |
Allowance for loan losses: |  |  |  |  |
Beginning balance | 1,624,000 |  |  |  |
Charge-offs | 0 | 0 |  |  |
Recoveries | 11,000 | 5,000 |  |  |
Net (charge-offs) recoveries | 11,000 | 5,000 |  |  |
Provision for credit losses on loans | (89,000) | 152,000 |  |  |
Ending balance | 1,546,000 | 1,588,000 |  |  |
Individually evaluated | 0 | 0 |  |  |
Collectively evaluated | 1,546,000 | 1,588,000 |  |  |
Loans: |  |  |  |  |
Individually evaluated | 0 | 0 |  |  |
Collectively evaluated | 75,256,000 | 84,679,000 |  |  |
Gross loans | 75,256,000 | 84,679,000 |  |  |
Nonaccruing loans with no allowance for credit losses | 0 | 0 |  |  |
Installment and Other |  |  |  |  |
Allowance for loan losses: |  |  |  |  |
Beginning balance | 11,150,000 | 761,000 | $ 761,000 |  |
Charge-offs | (1,658,000) | (2,688,000) |  |  |
Recoveries | 1,587,000 | 2,556,000 |  |  |
Net (charge-offs) recoveries | (71,000) | (132,000) |  |  |
Provision for credit losses on loans | (7,000) | 1,050,000 |  |  |
Ending balance | 11,072,000 | 10,179,000 |  | $ 761,000 |
Individually evaluated | 607,000 | 270,000 |  |  |
Collectively evaluated | 10,465,000 | 9,909,000 |  |  |
Loans: |  |  |  |  |
Individually evaluated | 621,000 | 625,000 |  |  |
Collectively evaluated | 172,238,000 | 316,593,000 |  |  |
Gross loans | 172,859,000 | 317,218,000 |  |  |
Nonaccruing loans with no allowance for credit losses | 0 | $ 0 |  |  |
Cumulative Effect, Period Of Adoption, Adjustment |  |  |  |  |
Allowance for loan losses: |  |  |  |  |
Beginning balance | 42,484,000 |  |  |  |
Cumulative Effect, Period Of Adoption, Adjustment | Commercial, financial, agricultural |  |  |  |  |
Allowance for loan losses: |  |  |  |  |
Beginning balance | 11,351,000 |  |  |  |
Cumulative Effect, Period Of Adoption, Adjustment | Real estate – construction: |  |  |  |  |
Allowance for loan losses: |  |  |  |  |
Beginning balance | 3,505,000 |  |  |  |
Cumulative Effect, Period Of Adoption, Adjustment | Real estate – 1-4 family mortgage |  |  |  |  |
Allowance for loan losses: |  |  |  |  |
Beginning balance | 14,314,000 |  |  |  |
Cumulative Effect, Period Of Adoption, Adjustment | Real estate – commercial mortgage: |  |  |  |  |
Allowance for loan losses: |  |  |  |  |
Beginning balance | 4,293,000 |  |  |  |
Cumulative Effect, Period Of Adoption, Adjustment | Lease financing |  |  |  |  |
Allowance for loan losses: |  |  |  |  |
Beginning balance | 521,000 |  |  |  |
Cumulative Effect, Period Of Adoption, Adjustment | Installment and Other |  |  |  |  |
Allowance for loan losses: |  |  |  |  |
Beginning balance | $ 8,500,000 |  |  |  |

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