RETIREMENT PLANS - FAIR VALUE LEVEL 3 (Details) - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2025	Sep. 30, 2024
Change in Plan Assets:
Fair value of plan assets at beginning of year	$ 13,094
Fair value of plan assets at end of year	14,029	$ 13,094
Significant Unobservable Inputs (Level 3)
Change in Plan Assets:
Fair value of plan assets at beginning of year	571	0
Issuance of note receivable from an unrelated private company	0	571
Interest income	129	0
Payments received	(205)	0
Fair value of plan assets at end of year	$ 495	$ 571