Quarterly report [Sections 13 or 15(d)]

Equity Incentive Plan - Equity Incentive Plan (Details)

v3.25.4
Equity Incentive Plan - Equity Incentive Plan (Details)
shares in Millions, $ in Millions
3 Months Ended 6 Months Ended
Jun. 01, 2024
Nov. 30, 2025
USD ($)
shares
Nov. 30, 2024
USD ($)
Nov. 30, 2025
USD ($)
plan
shares
Nov. 30, 2024
USD ($)
May 31, 2025
shares
Share-based Compensation            
Number of active plans | plan       1    
Selling, General and Administrative Expenses [Member]            
Share-based Compensation            
Stock-based compensation expense | $   $ 0.2 $ 0.5 $ 0.4 $ 0.7  
2012 Equity Incentive Plan            
Share-based Compensation            
Number of shares authorized for issuance | shares   79.3   79.3   66.8
Percentage of share outstanding 1.00%