v3.26.1
Note 7 - Rental Equipment (Details Textual) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Sep. 30, 2025
Equipment Expense $ 1.3 $ 1.4 $ 3.7 $ 4.8  
Lease Receivable [Member]          
Lessor, Operating Lease, Payment to be Received, Next Rolling 12 Months 1.2   1.2    
Equipment [Member]          
Accounts Receivable, after Allowance for Credit Loss, Current $ 0.9   $ 0.9   $ 1.0
Maximum [Member] | Equipment [Member]          
Lessor, Operating Lease, Term of Contract (Year) 1 year   1 year