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v3.23.1

Business - Additional Information (Detail) $ in Thousands | Mar. 31, 2023 USD ($) Center Subsidiary Location | Dec. 31, 2022 USD ($) | Jan. 07, 2022 USD ($)
--- | --- | --- | ---
Schedule Of Description Of Company [Line Items] |  |  |
Number of inactive subsidiaries | Subsidiary | 1 |  |
Bank operated banking centers | Center | 62 |  |
Bank operated trust office locations, number | Location | 3 |  |
Total assets | $ 16,274,041 | $ 16,476,540 |
Bank owned life insurance (BOLI) | 256,717 | 255,528 |
Goodwill | $ 765,822 | $ 765,822 |
Suncrest Bank [Member] |  |  |
Schedule Of Description Of Company [Line Items] |  |  |
Total assets |  |  | $ 1,380,000
Acquired net loans at fair value |  |  | 765,900
Bank owned life insurance (BOLI) |  |  | 9,000
Goodwill |  |  | 102,100
Deposit premium |  |  | 3,900
Cash consideration |  |  | 39,600
Fair value of acquired investment securities |  |  | $ 131,100

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