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Goodwill and Core Deposit Intangibles - Additional Information (Details) - USD ($)
3 Months Ended 12 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Dec. 31, 2024
Schedule Of Intangible Assets And Goodwill [Line Items]      
Impairment recorded on goodwill and core deposit intangibles $ 0    
Amortization expense related to intangible assets $ 3,641,000 $ 3,237,000 $ 15,670,000
Minimum [Member]      
Schedule Of Intangible Assets And Goodwill [Line Items]      
Finite-lived intangible assets, useful life 10 years    
Maximum [Member]      
Schedule Of Intangible Assets And Goodwill [Line Items]      
Finite-lived intangible assets, useful life 15 years