v3.26.3
Consolidated Balance Sheets Detail - Intangible Assets (Details) - USD ($)
$ in Millions
6 Months Ended
Aug. 31, 2026
Aug. 31, 2025
Feb. 28, 2026
Intangible Asset, Finite-Lived [Line Items]      
Cost $ 182.3   $ 175.5
Accumulated Amortization 137.4   135.4
Net Book Value 44.9   40.1
Amortization expenses related to intangible assets 4.6 $ 7.6  
Payments to Acquire Intangible Assets 3.0 $ 2.6  
Intangible Asset, Finite-Lived, after Accumulated Amortization, Estimated Amortization Expense, Fiscal Year Maturity [Abstract]      
2027 4.7    
2028 7.8    
2029 6.1    
2030 5.3    
2031 4.5    
2032 3.7    
AdditionsToAcquiredIntangibleAssets 9.5    
Acquired technology      
Intangible Asset, Finite-Lived [Line Items]      
Cost 29.8   29.8
Accumulated Amortization 29.8   29.8
Net Book Value 0.0   0.0
Other acquired intangibles      
Intangible Asset, Finite-Lived [Line Items]      
Cost 40.4   40.4
Accumulated Amortization 40.4   40.4
Net Book Value 0.0   0.0
Intellectual property      
Intangible Asset, Finite-Lived [Line Items]      
Cost 112.1   105.3
Accumulated Amortization 67.2   65.2
Net Book Value $ 44.9   $ 40.1