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DEBT SECURITIES - ACL on Debt Securities Held-To-Maturity (Detail) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2024
Jun. 30, 2023
Jun. 30, 2024
Jun. 30, 2023
Debt Securities, Held-to-maturity, Allowance for Credit Loss [Line Items]        
Beginning Balance     $ 2,197  
Ending Balance $ 1,267   1,267  
Municipal Bonds [Member]        
Debt Securities, Held-to-maturity, Allowance for Credit Loss [Line Items]        
Beginning Balance 1,235 $ 7,646 2,197 $ 8,286
Provision for credit losses - (benefit) expense 32 755 (930) 115
Ending Balance $ 1,267 $ 8,401 $ 1,267 $ 8,401