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Other Income
 3 Months Ended
Dec. 31, 2024
Other Income and Expenses [Abstract]  
Other Income Other Income
The components of Other income were (in millions):
Three Months Ended
December 31,
20242023
Interest income$4 $5 
Royalty income3 3 
Legacy product liability and environmental charges(3)(5)
Non-operating pension and postretirement benefit credit— 5 
Other2 1 
Other income$6 $9