Fair Value (Schedule of Fair Value, by Balance Sheet Grouping, Measured on Recurring Basis) (Details) - USD ($) $ in Millions	Jan. 01, 2016	Jul. 03, 2015
Assets and liabilities measured at fair value on a recurring basis
Short-term investments	$ 6	$ 6
Recurring basis [Member] | Quoted Prices in Active Markets for Identical Instruments (Level 1) [Member]
Assets and liabilities measured at fair value on a recurring basis
Available-for-sale Securities, Restricted, Current	2	2
Cash Equivalents and Short-term Investments, Fair Value Disclosure	210	1,201
Cash and cash equivalents	210	1,201
Short-term investments	0	0
Total Assets	212	1,203
Accrued expenses - Derivative liabilities	0	0
Total Liabilities	0	0
Recurring basis [Member] | Significant Other Observable Inputs (Level 2) [Member]
Assets and liabilities measured at fair value on a recurring basis
Available-for-sale Securities, Restricted, Current	5	8
Cash Equivalents and Short-term Investments, Fair Value Disclosure	166	868
Cash and cash equivalents	160	862
Short-term investments	6	6
Total Assets	171	876
Accrued expenses - Derivative liabilities	(3)	(4)
Total Liabilities	(3)	(4)
Recurring basis [Member] | Significant Unobservable Inputs (Level 3) [Member]
Assets and liabilities measured at fair value on a recurring basis
Available-for-sale Securities, Restricted, Current	0	0
Cash Equivalents and Short-term Investments, Fair Value Disclosure	0	0
Cash and cash equivalents	0	0
Short-term investments	0	0
Total Assets	0	0
Accrued expenses - Derivative liabilities	0	0
Total Liabilities	0	0
Fair Value, Total Balance [Member]
Assets and liabilities measured at fair value on a recurring basis
Cash and cash equivalents	370	2,063
Short-term investments	6	6
Fair Value, Total Balance [Member] | Recurring basis [Member]
Assets and liabilities measured at fair value on a recurring basis
Other Marketable Securities, Current	7	10
Cash Equivalents and Short-term Investments, Fair Value Disclosure	376	2,069
Cash and cash equivalents	370	2,063
Short-term investments	6	6
Total Assets	383	2,079
Accrued expenses - Derivative liabilities	(3)	(4)
Total Liabilities	(3)	(4)
Money market funds [Member] | Recurring basis [Member] | Quoted Prices in Active Markets for Identical Instruments (Level 1) [Member]
Assets and liabilities measured at fair value on a recurring basis
Cash Equivalents and Short-term Investments, Fair Value Disclosure	210	1,201
Money market funds [Member] | Recurring basis [Member] | Significant Other Observable Inputs (Level 2) [Member]
Assets and liabilities measured at fair value on a recurring basis
Cash Equivalents and Short-term Investments, Fair Value Disclosure	0	0
Money market funds [Member] | Recurring basis [Member] | Significant Unobservable Inputs (Level 3) [Member]
Assets and liabilities measured at fair value on a recurring basis
Cash Equivalents and Short-term Investments, Fair Value Disclosure	0	0
Money market funds [Member] | Fair Value, Total Balance [Member] | Recurring basis [Member]
Assets and liabilities measured at fair value on a recurring basis
Cash Equivalents and Short-term Investments, Fair Value Disclosure	210	1,201
Derivative Financial Instruments, Liabilities [Member] | Recurring basis [Member] | Quoted Prices in Active Markets for Identical Instruments (Level 1) [Member]
Assets and liabilities measured at fair value on a recurring basis
Accrued expenses - Derivative liabilities	0	0
Derivative Financial Instruments, Liabilities [Member] | Recurring basis [Member] | Significant Other Observable Inputs (Level 2) [Member]
Assets and liabilities measured at fair value on a recurring basis
Accrued expenses - Derivative liabilities	(3)	(4)
Derivative Financial Instruments, Liabilities [Member] | Recurring basis [Member] | Significant Unobservable Inputs (Level 3) [Member]
Assets and liabilities measured at fair value on a recurring basis
Accrued expenses - Derivative liabilities	0	0
Derivative Financial Instruments, Liabilities [Member] | Fair Value, Total Balance [Member] | Recurring basis [Member]
Assets and liabilities measured at fair value on a recurring basis
Accrued expenses - Derivative liabilities	(3)	(4)
Certificates of deposit [Member] | Recurring basis [Member] | Quoted Prices in Active Markets for Identical Instruments (Level 1) [Member]
Assets and liabilities measured at fair value on a recurring basis
Cash Equivalents and Short-term Investments, Fair Value Disclosure	0	0
Restricted cash and investments	0
Certificates of deposit [Member] | Recurring basis [Member] | Significant Other Observable Inputs (Level 2) [Member]
Assets and liabilities measured at fair value on a recurring basis
Cash Equivalents and Short-term Investments, Fair Value Disclosure	160	862
Restricted cash and investments	5
Certificates of deposit [Member] | Recurring basis [Member] | Significant Unobservable Inputs (Level 3) [Member]
Assets and liabilities measured at fair value on a recurring basis
Cash Equivalents and Short-term Investments, Fair Value Disclosure	0	0
Restricted cash and investments	0
Certificates of deposit [Member] | Fair Value, Total Balance [Member] | Recurring basis [Member]
Assets and liabilities measured at fair value on a recurring basis
Cash Equivalents and Short-term Investments, Fair Value Disclosure	160	862
Restricted cash and investments	5
Corporate bonds [Member] | Recurring basis [Member] | Quoted Prices in Active Markets for Identical Instruments (Level 1) [Member]
Assets and liabilities measured at fair value on a recurring basis
Cash Equivalents and Short-term Investments, Fair Value Disclosure	0	0
Corporate bonds [Member] | Recurring basis [Member] | Significant Other Observable Inputs (Level 2) [Member]
Assets and liabilities measured at fair value on a recurring basis
Cash Equivalents and Short-term Investments, Fair Value Disclosure	6	6
Corporate bonds [Member] | Recurring basis [Member] | Significant Unobservable Inputs (Level 3) [Member]
Assets and liabilities measured at fair value on a recurring basis
Cash Equivalents and Short-term Investments, Fair Value Disclosure	0	0
Corporate bonds [Member] | Fair Value, Total Balance [Member] | Recurring basis [Member]
Assets and liabilities measured at fair value on a recurring basis
Cash Equivalents and Short-term Investments, Fair Value Disclosure	6	6
Other debt securities [Member] | Recurring basis [Member] | Quoted Prices in Active Markets for Identical Instruments (Level 1) [Member]
Assets and liabilities measured at fair value on a recurring basis
Restricted cash and investments		0
Other debt securities [Member] | Recurring basis [Member] | Significant Other Observable Inputs (Level 2) [Member]
Assets and liabilities measured at fair value on a recurring basis
Restricted cash and investments		5
Other debt securities [Member] | Recurring basis [Member] | Significant Unobservable Inputs (Level 3) [Member]
Assets and liabilities measured at fair value on a recurring basis
Restricted cash and investments		0
Other debt securities [Member] | Fair Value, Total Balance [Member] | Recurring basis [Member]
Assets and liabilities measured at fair value on a recurring basis
Restricted cash and investments		5
Mutual Funds [Member] | Recurring basis [Member] | Quoted Prices in Active Markets for Identical Instruments (Level 1) [Member]
Assets and liabilities measured at fair value on a recurring basis
Restricted cash and investments	2	2
Mutual Funds [Member] | Recurring basis [Member] | Significant Other Observable Inputs (Level 2) [Member]
Assets and liabilities measured at fair value on a recurring basis
Restricted cash and investments	0	0
Mutual Funds [Member] | Recurring basis [Member] | Significant Unobservable Inputs (Level 3) [Member]
Assets and liabilities measured at fair value on a recurring basis
Restricted cash and investments	0	0
Mutual Funds [Member] | Fair Value, Total Balance [Member] | Recurring basis [Member]
Assets and liabilities measured at fair value on a recurring basis
Restricted cash and investments	$ 2	2
Derivative Financial Instruments, Assets [Member] | Recurring basis [Member] | Quoted Prices in Active Markets for Identical Instruments (Level 1) [Member]
Assets and liabilities measured at fair value on a recurring basis
Derivative assets		0
Derivative Financial Instruments, Assets [Member] | Recurring basis [Member] | Significant Other Observable Inputs (Level 2) [Member]
Assets and liabilities measured at fair value on a recurring basis
Derivative assets		3
Derivative Financial Instruments, Assets [Member] | Recurring basis [Member] | Significant Unobservable Inputs (Level 3) [Member]
Assets and liabilities measured at fair value on a recurring basis
Derivative assets		0
Derivative Financial Instruments, Assets [Member] | Fair Value, Total Balance [Member] | Recurring basis [Member]
Assets and liabilities measured at fair value on a recurring basis
Derivative assets		$ 3