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Pension Plans (Tables)
3 Months Ended
Nov. 30, 2024
Retirement Benefits [Abstract]  
Schedule of Net Periodic Pension Cost Net periodic pension cost included the following components before tax for the periods presented (in millions):
 Three Months Ended
 November 30, 2024November 30, 2023
Service cost$1.4 $1.1 
Interest cost2.4 2.5 
Expected return on plan assets(2.1)(2.2)
Recognized actuarial loss0.7 0.8 
Net periodic pension cost$2.4 $2.2