LEASES - Schedule of Supplemental Cash Flow Information (Details) - USD ($) $ in Thousands	3 Months Ended
	Dec. 31, 2025	Dec. 31, 2024
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	$ 9,664	$ 10,893
Financing cash flows from finance leases	38	42
Total	9,702	10,935
Right of use assets obtained in exchange for new lease obligations:
Operating leases	21,337	8,804
Finance leases	179	0
Total	$ 21,516	$ 8,804