Quarterly report pursuant to Section 13 or 15(d)

Deposits - Scheduled Maturities of Time Deposits (Detail)

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Deposits - Scheduled Maturities of Time Deposits (Detail) - USD ($)
$ in Thousands
Mar. 31, 2023
Dec. 31, 2022
Restricted Cash And Cash Equivalents Items [Line Items]    
2023 $ 1,572,793  
2024 799,892 $ 1,881,490
2025 4,126 68,037
2026 2,812 3,417
2027   2,693
2027 and thereafter 615  
2027 and thereafter   570
Total 2,380,238 1,956,207
Time Deposits of $250,000 or More    
Restricted Cash And Cash Equivalents Items [Line Items]    
2023 645,391  
2024 404,225 696,470
2025 266  
2026 263 266
2027   263
Total 1,050,145 696,999
Other Time Deposits    
Restricted Cash And Cash Equivalents Items [Line Items]    
2023 927,402  
2024 395,667 1,185,020
2025 3,860 68,037
2026 2,549 3,151
2027   2,430
2027 and thereafter 615  
2027 and thereafter   570
Total $ 1,330,093 $ 1,259,208