Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements Fair Value Hierarchy (Details)

v3.6.0.2
Fair Value Measurements Fair Value Hierarchy (Details) - Fair Value, Measurements, Recurring [Member]
$ in Millions
Dec. 25, 2016
USD ($)
Assets  
Cash equivalents $ 6,235
Marketable securities 22,900
Derivative instruments 11
Other investments 330
Total assets measured at fair value 29,476
Liabilities  
Derivative instruments 21
Other liabilities 329
Total liabilities measured at fair value 350
Level 1 [Member]  
Assets  
Cash equivalents 2,385
Marketable securities 1,003
Derivative instruments 0
Other investments 330
Total assets measured at fair value 3,718
Liabilities  
Derivative instruments 0
Other liabilities 329
Total liabilities measured at fair value 329
Level 2 [Member]  
Assets  
Cash equivalents 3,850
Marketable securities 21,855
Derivative instruments 11
Other investments 0
Total assets measured at fair value 25,716
Liabilities  
Derivative instruments 21
Other liabilities 0
Total liabilities measured at fair value 21
Level 3 [Member]  
Assets  
Cash equivalents 0
Marketable securities 42
Derivative instruments 0
Other investments 0
Total assets measured at fair value 42
Liabilities  
Derivative instruments 0
Other liabilities 0
Total liabilities measured at fair value 0
U.S. Treasury securities and government-related securities [Member]  
Assets  
Marketable securities 1,890
U.S. Treasury securities and government-related securities [Member] | Level 1 [Member]  
Assets  
Marketable securities 915
U.S. Treasury securities and government-related securities [Member] | Level 2 [Member]  
Assets  
Marketable securities 975
U.S. Treasury securities and government-related securities [Member] | Level 3 [Member]  
Assets  
Marketable securities 0
Corporate bonds and notes [Member]  
Assets  
Marketable securities 17,747
Corporate bonds and notes [Member] | Level 1 [Member]  
Assets  
Marketable securities 0
Corporate bonds and notes [Member] | Level 2 [Member]  
Assets  
Marketable securities 17,747
Corporate bonds and notes [Member] | Level 3 [Member]  
Assets  
Marketable securities 0
Mortgage- and asset-backed and auction rate securities [Member]  
Assets  
Marketable securities 1,566
Mortgage- and asset-backed and auction rate securities [Member] | Level 1 [Member]  
Assets  
Marketable securities 0
Mortgage- and asset-backed and auction rate securities [Member] | Level 2 [Member]  
Assets  
Marketable securities 1,524
Mortgage- and asset-backed and auction rate securities [Member] | Level 3 [Member]  
Assets  
Marketable securities 42
Equity and preferred securities and equity funds [Member]  
Assets  
Marketable securities 564
Equity and preferred securities and equity funds [Member] | Level 1 [Member]  
Assets  
Marketable securities 88
Equity and preferred securities and equity funds [Member] | Level 2 [Member]  
Assets  
Marketable securities 476
Equity and preferred securities and equity funds [Member] | Level 3 [Member]  
Assets  
Marketable securities 0
Debt funds [Member]  
Assets  
Marketable securities 1,133
Debt funds [Member] | Level 1 [Member]  
Assets  
Marketable securities 0
Debt funds [Member] | Level 2 [Member]  
Assets  
Marketable securities 1,133
Debt funds [Member] | Level 3 [Member]  
Assets  
Marketable securities $ 0