Note 12 - Leases (Details Textual) $ in Thousands	12 Months Ended
	Sep. 30, 2025 USD ($)	Sep. 30, 2024 USD ($)	Sep. 30, 2023 USD ($)
Operating Lease, Right-of-Use Asset	$ 259,586	$ 275,111
Operating Lease, Liability	282,298
Operating Lease, Liability, Current	36,495	35,926
Operating Lease, Expense	60,300	58,400	$ 58,400
Operating Lease, Right-of-Use Asset, Write-off	100	400	100
Early Lease Relocation Expense	100	200	100
Payments for Lease Termination Fee		300	200
Operating Lease, Liability, Write-off	100	600	200
Operating Lease Liability, Increase (Decrease) in Period, Purchases of Previous Leases	(200)
Finance Lease Liability, Increase (Decrease) in Period, Purchases of Previous Leases	(1,000)
Property, Plant and Equipment, Additions, Reclassification of Operating Lease Assets	100
Property, Plant and Equipment, Additions, Reclassification of Finance Lease Assets	100
Lessee, Operating Lease, Lease Not yet Commenced, Minimum Lease Payments	12,800
Pre-Opening Costs and Relocation Expenses for Stores Not Yet Opened Rent Expense	300	400	300
Related Party [Member]
Operating Lease, Right-of-Use Asset	10,100
Operating Lease, Liability	10,200
Operating Lease, Liability, Current	700
Operating Lease, Expense	$ 1,200	$ 1,200	$ 1,200
Chalet [Member]
Number of Operating Leases	5
Isely Family Land Trust LLC [Member]
Number of Operating Leases	1
FTVC, LLC [Member]
Number of Operating Leases	1
Minimum [Member]
Lessee, Operating Lease, Term of Contract	10 years
Lessee, Operating Lease, Renewal Term	5 years
Maximum [Member]
Lessee, Operating Lease, Term of Contract	25 years
Lessee, Operating Lease, Renewal Term	10 years