Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements Fair Value Hierarchy (Details)

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Fair Value Measurements Fair Value Hierarchy (Details) (Fair Value, Measurements, Recurring [Member], USD $)
In Millions, unless otherwise specified
Jun. 29, 2014
Assets, Fair Value Disclosure [Abstract]  
Cash equivalents $ 7,168
Marketable Securities [Abstract]  
U.S. Treasury securities and government-related securities 1,626
Corporate bonds and notes 14,815
Mortgage- and asset-backed securities 1,275
Auction rate securities 83
Common and preferred stock 2,006
Equity funds 681
Debt funds 4,286
Total marketable securities 24,772
Derivative instruments 14
Other investments 281
Total assets measured at fair value 32,235
Liabilities, Fair Value Disclosure [Abstract]  
Derivative instruments 5
Other liabilities 280
Total liabilities measured at fair value 285
Level 1 [Member]
  
Assets, Fair Value Disclosure [Abstract]  
Cash equivalents 2,933
Marketable Securities [Abstract]  
U.S. Treasury securities and government-related securities 729
Corporate bonds and notes 0
Mortgage- and asset-backed securities 0
Auction rate securities 0
Common and preferred stock 1,264
Equity funds 681
Debt funds 817
Total marketable securities 3,491
Derivative instruments 0
Other investments 281
Total assets measured at fair value 6,705
Liabilities, Fair Value Disclosure [Abstract]  
Derivative instruments 1
Other liabilities 280
Total liabilities measured at fair value 281
Level 2 [Member]
  
Assets, Fair Value Disclosure [Abstract]  
Cash equivalents 4,235
Marketable Securities [Abstract]  
U.S. Treasury securities and government-related securities 897
Corporate bonds and notes 14,815
Mortgage- and asset-backed securities 1,098
Auction rate securities 0
Common and preferred stock 742
Equity funds 0
Debt funds 3,469
Total marketable securities 21,021
Derivative instruments 14
Other investments 0
Total assets measured at fair value 25,270
Liabilities, Fair Value Disclosure [Abstract]  
Derivative instruments 4
Other liabilities 0
Total liabilities measured at fair value 4
Level 3 [Member]
  
Assets, Fair Value Disclosure [Abstract]  
Cash equivalents 0
Marketable Securities [Abstract]  
U.S. Treasury securities and government-related securities 0
Corporate bonds and notes 0
Mortgage- and asset-backed securities 177
Auction rate securities 83
Common and preferred stock 0
Equity funds 0
Debt funds 0
Total marketable securities 260
Derivative instruments 0
Other investments 0
Total assets measured at fair value 260
Liabilities, Fair Value Disclosure [Abstract]  
Derivative instruments 0
Other liabilities 0
Total liabilities measured at fair value $ 0