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EMPLOYEE BENEFIT PLANS - Schedule of vesting by participant age (Details) - SERP	12 Months Ended
	Sep. 30, 2025
Before 62
Defined Benefit Plan Disclosure [Line Items]
Vested Percentage	0.00%
62
Defined Benefit Plan Disclosure [Line Items]
Vested Percentage	80.00%
63
Defined Benefit Plan Disclosure [Line Items]
Vested Percentage	90.00%
64
Defined Benefit Plan Disclosure [Line Items]
Vested Percentage	100.00%

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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