Quarterly report pursuant to Section 13 or 15(d)

Income Taxes (Narrative) (Details)

v3.19.2
Income Taxes (Narrative) (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Dec. 31, 2018
Income Tax Contingency [Line Items]          
Income tax expense $ (85) $ (78) $ (159) $ (158)  
Effective income tax rate reconciliation, percent 28.10% 24.20% 28.20% 25.70%  
UNITED STATES          
Income Tax Contingency [Line Items]          
Effective income tax rate reconciliation, at federal statutory income tax rate, percent     21.00%    
Liberty | Tax Agreement          
Income Tax Contingency [Line Items]          
Current tax payments due to related parties $ 33   $ 33   $ 26