Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Millions, $ in Millions		3 Months Ended
		Jun. 29, 2018	Jun. 30, 2017
Income Statement [Abstract]
Net revenues		$ 1,156	$ 1,175
Cost of revenues		249	257
Gross profit		907	918
Operating expenses:
Sales and marketing		386	433
Research and development		237	233
General and administrative		133	149
Amortization of intangible assets		53	59
Restructuring, transition and other costs		96	88
Total operating expenses		905	962
Operating income (loss)		2	(44)
Interest expense		(52)	(84)
Other expense, net		(19)	(6)
Loss from continuing operations before income taxes		(69)	(134)
Income tax benefit		(4)	(24)
Loss from continuing operations		(65)	(110)
Income (loss) from discontinued operations, net of income taxes		5	(23)
Net loss		$ (60)	$ (133)
Income (loss) per share - basic and diluted:
Continuing operations (in dollars per share)		$ (0.10)	$ (0.18)
Discontinued operations (in dollars per share)		0.01	(0.04)
Net loss per share - basic and diluted (in dollars per share)	[1]	$ (0.10)	$ (0.22)
Weighted-average shares outstanding - basic and diluted
Weighted-average shares outstanding - basic and diluted (in shares)		624	609
Cash dividends declared per common share (in dollars per share)		$ 0.075	$ 0.075

[1] Net loss per share amounts may not add due to rounding.