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Restructuring and Severance Related Expenses (Tables)
 3 Months Ended
Mar. 31, 2020
Restructuring and Related Activities [Abstract]  
Summary of Severance and Lease Restructuring Charges Reserves Recorded in Other Current Liabilities As of March 31, 2020, our severance and lease restructuring charges reserves, which are recorded in "Other current liabilities" and "Other liabilities" on our condensed consolidated balance sheets, consisted of:
 
Three Months Ended March 31, 2020
 
(Millions)
Beginning Balance
$
5

Restructuring and severance related expenses
2

Payments
(2
)
Ending Balance
$
5