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INVESTMENT SECURITIES - Contractual Maturity Schedule (Detail) $ in Thousands	Sep. 30, 2022 USD ($)
Amortized Cost
Within one year	$ 0
One to five years	0
Five to ten years	28,705
Greater than ten years	300,052
Total	328,757
Fair Value
Within one year	0
One to five years	0
Five to ten years	24,157
Greater than ten years	239,195
Total	263,352
Amortized Cost
Within one year	585,237
One to five years	173,721
Five to ten years	64,851
Greater than ten years	74,566
Total	898,375
Fair Value
One year or less	564,436
More than One Year through Five Years	164,704
More than Five Years through Ten Years	56,549
More than Ten Years	61,876
Total	$ 847,565

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