Planned Divestiture of Information Management Business (Details) $ in Billions	3 Months Ended	6 Months Ended
	Jan. 01, 2016 USD ($) segment	Oct. 02, 2015 segment
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of reportable segments | segment		3
Scenario, Forecast
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of reportable segments | segment	2
Scenario, Forecast | Information Management | Discontinued Operations
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Sale of business, consideration	$ 8.0
Minimum | Scenario, Forecast | Information Management | Discontinued Operations
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Estimated income taxes payable	1.3
Maximum | Scenario, Forecast | Information Management | Discontinued Operations
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Estimated income taxes payable	$ 1.7