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v3.24.1.u1

Acquisitions - Additional Information (Details) $ in Thousands |  | 3 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
May 31, 2023 Office | Mar. 31, 2024 USD ($) shares | Dec. 31, 2023 USD ($) | Mar. 31, 2023 USD ($) | Dec. 31, 2022 USD ($)
Business Acquisition [Line Items] |  |  |  |  |
Goodwill |  | $ 3,396,402 | $ 3,396,086 |  | $ 3,231,636
Total assets |  | 38,756,520 | 38,547,877 |  |
Loans |  | 20,935,028 | 20,848,176 |  |
Total deposits |  | $ 27,175,518 | $ 27,179,809 |  |
First Bancshares of Texas, Inc. [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Business acquisition, equity interest issued or issuable, number of shares | shares |  | 3,583,370 |  |  |
Payments to acquire businesses in cash |  | $ 91,500 |  |  |
Goodwill |  | 164,800 |  |  |
Total assets |  |  |  | $ 2,140,000 |
Loans |  |  |  | 1,650,000 |
Total deposits |  |  |  | $ 1,710,000 |
First Bancshares of Texas, Inc. [Member] | West, North and Central Texas [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Number of full-service banking offices | Office | 16 |  |  |  |
Lone Star State Bancshares Inc [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Total assets |  | 1,380,000 |  |  |
Loans |  | 1,080,000 |  |  |
Total deposits |  | $ 1,240,000 |  |  |

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