Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies - Additional Information (Details)

v3.20.2
Summary of Significant Accounting Policies - Additional Information (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Dec. 31, 2019
Accounting Policies [Abstract]          
Accumulated other comprehensive income, net of tax $ 0   $ 0   $ 8
Foreign currency translation adjustment, net of tax 7 $ (5) (8) $ 9  
Foreign currency translation adjustment, tax $ (2) $ 1 $ 3 $ (4)