Quarterly report pursuant to Section 13 or 15(d)

Discontinued Operations and Disposal Groups (Details)

v3.21.2
Discontinued Operations and Disposal Groups (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]        
Loss on disposal of discontinued business, net of income taxes $ (2) $ 0 $ (2) $ 0
Discontinued Operations        
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]        
Loss on disposal of discontinued business, net of income taxes $ (2)   $ (2)