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Debt and Lines of Credit (Tables)
3 Months Ended
Nov. 30, 2021
Debt Disclosure [Abstract]  
Components of Interest Expense, Net
The following table summarizes the components of interest expense, net for the periods presented (in millions):
 Three Months Ended
 November 30, 2021November 30, 2020
Interest expense$6.2 $5.1 
Interest income(0.3)(0.2)
Interest expense, net$5.9 $4.9