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Other Financial Instruments (Tables)
12 Months Ended
Dec. 31, 2025
Fair Value Disclosures [Abstract]  
Schedule of Carrying Values and Fair Values of Other Financial Instruments
 20252024
December 31,Carrying
value
Fair
value
Carrying
value
Fair
value
Available-for-sale securitiesLevel 1$18 $18 $25 $25 
Held-to-maturity investmentsLevel 2$$$— $— 
Long-term debt, less amount due within one yearLevel 2$2,859 $2,919 $3,309 $3,298