SCHEDULE II VALUATION AND QUALIFYING ACCOUNTS (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Allowance for sales returns and price protection and other allowances
Valuation and qualifying accounts, reconciliation
Valuation and qualifying accounts, balance at the beginning of period	$ 339	$ 379	$ 376
Valuation and qualifying accounts, additions	119	114	212
Valuation and qualifying accounts, deductions	(201)	(154)	(209)
Valuation and qualifying accounts, balance at the end of period	257	339	379
Allowance for doubtful accounts
Valuation and qualifying accounts, reconciliation
Valuation and qualifying accounts, balance at the beginning of period	4	4	5
Valuation and qualifying accounts, additions	2	1	2
Valuation and qualifying accounts, deductions	(2)	(1)	(3)
Valuation and qualifying accounts, balance at the end of period	$ 4	$ 4	$ 4