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Goodwill and Core Deposit Intangibles (Tables) | 3 Months Ended
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Mar. 31, 2024
Goodwill and Intangible Assets Disclosure [Abstract] |
Goodwill and Core Deposit Intangibles | Changes in the carrying amount of the Company’s goodwill and core deposit intangibles for the three months ended March 31, 2024 and the year ended December 31, 2023 were as follows:
|  | Goodwill |  |  | Core Deposit Intangibles |
|  | (Dollars in thousands) |
Balance as of December 31, 2022 |  | $ | 3,231,636 |  |  | $ | 51,348 |
Less: |  |  |  |  |  |
Amortization |  |  | — |  |  |  | (12,676 | )
Add: |  |  |  |  |  |
First Bancshares Merger |  |  | 164,450 |  |  |  | 25,322 |
Balance as of December 31, 2023 |  |  | 3,396,086 |  |  |  | 63,994 |
Less: |  |  |  |  |  |
Amortization |  |  | — |  |  |  | (3,237 | )
Add: |  |  |  |  |  |
First Bancshares Merger |  |  | 316 |  |  |  | — |
Balance as of March 31, 2024 |  | $ | 3,396,402 |  |  | $ | 60,757 |
Estimated Aggregate Future Amortization Expense for Core Deposit Intangibles | The estimated aggregate future amortization expense for core deposit intangibles remaining as of March 31, 2024 is as follows (dollars in thousands):
Remaining 2024 |  | $ | 9,576 |
2025 |  |  | 11,409 |
2026 |  |  | 10,376 |
2027 |  |  | 9,288 |
2028 |  |  | 8,288 |
Thereafter |  |  | 11,820 |
Total |  | $ | 60,757 |

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