Quarterly report pursuant to Section 13 or 15(d)

Income Taxes (Narrative) (Details)

v3.7.0.1
Income Taxes (Narrative) (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Dec. 31, 2016
Income Tax Contingency [Line Items]      
Income tax expense $ (77) $ (76)  
Effective income tax rate reconciliation, percent 36.30% 36.40%  
UNITED STATES      
Income Tax Contingency [Line Items]      
Effective income tax rate reconciliation, at federal statutory income tax rate, percent 35.00%    
Liberty | Tax Agreement      
Income Tax Contingency [Line Items]      
Current tax payments due to related parties $ 134   $ 75