LEASES - Additional Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2025	Sep. 30, 2024
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Lease, cost	$ 46,179	$ 39,264
Cost of sales
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Lease, cost	39,726	30,113
Selling, General and Administrative Expenses
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Lease, cost	$ 6,453	$ 9,151