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Stock-Based Compensation and Stockholders’ Equity - Liability-Classified Awards (Details) - USD ($)
$ in Millions
1 Months Ended
Mar. 31, 2020
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Current portion of phantom equity units   $ 26 $ 0  
Noncurrent portion of phantom equity units   0 26  
Phantom Share Units (PSUs)        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Associated liability, previous       $ 137
Associated liability $ 111      
Current portion of phantom equity units   $ 26    
Noncurrent portion of phantom equity units     $ 26