Quarterly report pursuant to Section 13 or 15(d)

Restructuring Costs (Details)

v3.21.1
Restructuring Costs (Details)
$ in Millions
3 Months Ended
Mar. 31, 2021
USD ($)
Restructuring and Related Activities [Abstract]  
Asset impairment charges $ 18
Accrued restructuring expense 6
Write-off of leasehold improvements 1
Restructuring costs and asset impairment charges $ 25