Quarterly report pursuant to Section 13 or 15(d)

Accrued Liabilities (Details)

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Accrued Liabilities (Details) - USD ($)
$ in Millions
Mar. 31, 2018
Jan. 01, 2018
Dec. 31, 2017
Accrued Liabilities [Abstract]      
Accounts payable non-trade $ 209   $ 279
Accrued compensation and benefits 105   119
Income taxes 158   128
Deferred revenue 14   58
Allowance for sales returns 159   96
Sales and other taxes 45   71
Accrued interest 38   58
Other 61   63
Accrued liabilities $ 789 $ 836 $ 872