Quarterly report pursuant to Section 13 or 15(d)

Revenues from Contracts with Customers - Contract Assets and Liabilities (Details)

v3.21.2
Revenues from Contracts with Customers - Contract Assets and Liabilities (Details) - USD ($)
$ in Millions
6 Months Ended
Jun. 30, 2021
Dec. 31, 2020
Revenue from Contract with Customer [Abstract]    
Contract assets, net of current expected credit losses $ 109 $ 80
Change In Contract With Customer, Liability [Roll Forward]    
Deferred revenue, beginning of period 138  
Cash received but not yet recognized in revenue 105  
Revenue recognized from prior period deferral (138)  
Deferred revenue, end of period $ 105