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Summary of Significant Accounting Policies (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Integration and Separation Costs $ 0 $ 0 $ 744
Percentage of FIFO Inventory 60.00%    
Percentage of Weighted Average Cost Inventory 40.00%    
Minimum [Member]      
Definite-Lived Intangible Asset, Useful Life 2 years    
Maximum [Member]      
Definite-Lived Intangible Asset, Useful Life 25 years    
Other Current Assets [Member]      
Prepaid Royalties $ 303    
Restricted Cash 377 $ 347  
Other Assets [Member]      
Prepaid Royalties - Long-Term $ 256