v3.26.1
Long-Term Notes (Details)
$ / shares in Units, shares in Thousands
3 Months Ended
May 31, 2026
USD ($)
d
$ / shares
shares
May 31, 2025
USD ($)
Feb. 28, 2026
USD ($)
Debt Instrument [Line Items]      
Long-Term Debt $ 196,800,000   $ 196,500,000
Redemption period, end date Feb. 15, 2029    
Par value of convertible debentures $ 1,000    
Interest expense, debt 1,500,000 $ 1,500,000  
Long-Term Debt, Fair Value 441,100,000   241,700,000
Convertible Debt      
Debt Instrument [Line Items]      
Face amount of debt 200,000,000.0    
Amortization of Debt Issuance Costs 300,000    
Long-Term Debt $ 196,800,000   $ 196,500,000
Interest rate 3.00%    
Debt Instrument, Convertible, Number of Equity Instruments - with decimals 257.5826    
Conversion of stock (in shares) | shares 52,000    
Conversion price (in dollars per share) | $ / shares $ 3.88    
Payments of Debt Issuance Costs $ 6,000,000.0    
Debt Instrument, Convertible, Threshold Consecutive Trading Days | d 30,000,000    
Debt Instrument, Convertible, Threshold Trading Days | d 20,000,000    
Debt Instrument, Convertible, Threshold Percentage of Stock Price Trigger 130.00%    
Debt Instrument, Convertible, Threshold Consecutive Trading Days | d 30,000,000    
Debt Instrument, Convertible, Threshold Trading Days | d 20,000,000    
Debt Instrument, Convertible, Threshold Percentage of Stock Price Trigger 130.00%