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Goodwill and Other Intangible Assets Goodwill and Other Intangible Assets (Tables)
 12 Months Ended
Dec. 31, 2025
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of Goodwill
The following table shows the carrying amount of goodwill by reportable segment as of December 31, 2025 and 2024:     
AmmoniaGranular UreaUANANOtherTotal
(in millions)
Balance as of December 31, 2024$980 $828 $576 $69 $39 $2,492 
Effect of exchange rate changes1 — — — — 1 
Balance as of December 31, 2025$981 $828 $576 $69 $39 $2,493 
Schedule of Finite-Lived Intangible Assets
All of our identifiable intangible assets have definite lives and are presented on our consolidated balance sheets at gross carrying amount, net of accumulated amortization, as follows:
 December 31, 2025December 31, 2024
 Gross
Carrying
Amount		Accumulated
Amortization		NetGross
Carrying
Amount		Accumulated
Amortization		Net
 (in millions)
Customer relationships$505 $(91)$414 $505 $(66)$439 
Personal property tax agreement71 (12)59 71 (6)65 
Carbon credits— — — 3 — 3 
Total intangible assets$576 $(103)$473 $579 $(72)$507 
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense Total estimated amortization expense for each of the five succeeding fiscal years is as follows:
 Estimated
Amortization
Expense
 (in millions)
2026$32 
202732 
202830 
202929 
203029