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Goodwill and Other Intangible Assets (Details) - USD ($)
$ in Millions
 3 Months Ended 12 Months Ended
Dec. 31, 2021
Sep. 30, 2021
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Goodwill [Roll Forward]          
Balance at the beginning of the year     $ 2,091    
Effect of exchange rate changes     (2)    
Balance at the end of the year $ 2,091   2,089 $ 2,091  
Goodwill, Impairment Loss (26) $ (259) 0 (285) $ 0
Ammonia          
Goodwill [Roll Forward]          
Balance at the beginning of the year     579    
Effect of exchange rate changes     (2)    
Balance at the end of the year 579   577 579  
Goodwill, Impairment Loss     (9)    
Granular Urea          
Goodwill [Roll Forward]          
Balance at the beginning of the year     828    
Effect of exchange rate changes     0    
Balance at the end of the year 828   828 828  
UAN          
Goodwill [Roll Forward]          
Balance at the beginning of the year     576    
Effect of exchange rate changes     0    
Balance at the end of the year 576   576 576  
AN          
Goodwill [Roll Forward]          
Balance at the beginning of the year     69    
Effect of exchange rate changes     0    
Balance at the end of the year 69   69 69  
Goodwill, Impairment Loss     (241)    
Other Products [Member]          
Goodwill [Roll Forward]          
Balance at the beginning of the year     39    
Effect of exchange rate changes     0    
Balance at the end of the year $ 39   39 $ 39  
Goodwill, Impairment Loss     $ (35)