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Defined Benefit Pension Plan (Details)
$ in Millions
3 Months Ended
May 31, 2024
USD ($)
Defined Benefit Plan, Plan Assets, Allocation [Line Items]  
Net periodic benefit costs $ 0.2
Employer contributions 1.1
Defined Benefit Plan, Expected Future Employer Contributions, Remainder of Fiscal Year (6.7)
Precoat Metals Business Division  
Defined Benefit Plan, Plan Assets, Allocation [Line Items]  
Accumulated benefit obligation in excess of plan assets $ 30.3