Quarterly report [Sections 13 or 15(d)]

Note 10 - Revenue, Deferred Revenue and Accounts Receivable (Details Textual)

v3.25.2
Note 10 - Revenue, Deferred Revenue and Accounts Receivable (Details Textual) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
May 31, 2025
May 31, 2025
Mar. 31, 2025
Feb. 28, 2025
Nov. 30, 2024
May 31, 2024
Nov. 30, 2023
Standard Product Warranty, Term (Year)   1 year          
Extended Product Warranty, Term (Year) 5 years 3 years          
Accounts Receivable, after Allowance for Credit Loss, Current $ 6,500 $ 6,500 $ 6,536   $ 2,630   $ 2,900
Accounts Receivable, Allowance for Credit Loss, Current 100 100     300   600
Contract with Customer, Liability $ 350 $ 350   $ 1,808 $ 1,808 $ 1,500 $ 1,936