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OTHER LONG-TERM BORROWINGS - Components of Other Borrowings (Detail) - USD ($)
$ in Thousands
Mar. 31, 2024
Dec. 31, 2023
Subordinated Borrowing [Line Items]    
Junior subordinated debentures $ 161,700 $ 161,700
due June 17, 2034 [Member] | Statutory Trust One [Member]    
Subordinated Borrowing [Line Items]    
Junior subordinated debentures 43,143 43,143
due September 20, 2034 [Member] | Statutory Trust Two [Member]    
Subordinated Borrowing [Line Items]    
Junior subordinated debentures $ 118,557 $ 118,557