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INVESTMENT SECURITIES - Contractual Maturity Schedule (Detail)
$ in Thousands
Sep. 30, 2023
USD ($)
Amortized Cost  
Within one year $ 0
One to five years 0
Five to ten years 37,305
Greater than ten years 290,982
Total 328,287
Fair Value  
Within one year 0
One to five years 0
Five to ten years 30,544
Greater than ten years 219,741
Total 250,285
Amortized Cost  
Within one year 503,799
One to five years 171,294
Five to ten years 41,786
Greater than ten years 251,130
Total 968,009
Fair Value  
Within one year 497,569
One to five years 150,580
Five to ten years 34,950
Greater than ten years 231,955
Total $ 915,054