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Other Expense, Net
 3 Months Ended
Mar. 31, 2026
Other Income and Expenses [Abstract]  
Other Expense, Net Other Expense, Net
First quarter ended
 March 31,
20262025
Non-service costs - pension and other postretirement benefits (F)
$8 $6 
Interest income(10)(4)
Foreign currency losses, net1 — 
Net realized and unrealized losses4 5 
Deferred compensation(1)2 
Total other expense, net$2 $9