Segment Information (Narrative) (Details)	3 Months Ended	9 Months Ended
Jan. 01, 2016 USD ($)	Jan. 02, 2015 USD ($)	Jan. 01, 2016 USD ($) segment	Jan. 02, 2015 USD ($)
Segment Reporting Information [Line Items]
Number of reportable segments \| segment			2
Net revenues	$ 909,000,000	$ 970,000,000	$ 2,727,000,000	$ 3,057,000,000
Operating income	146,000,000	34,000,000	329,000,000	203,000,000
Intersegment Eliminations
Segment Reporting Information [Line Items]
Net revenues	0	0	0	0
Corporate, Non-Segment
Segment Reporting Information [Line Items]
Operating income	$ 0	$ 182,000,000	$ 186,000,000	$ 535,000,000

Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

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- Definition

The net result for the period of deducting operating expenses from operating revenues.

+ References

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- Definition

Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1)
-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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