Contingencies (Details) (USD $)	12 Months Ended			1 Months Ended	3 Months Ended	12 Months Ended	3 Months Ended	0 Months Ended		12 Months Ended				12 Months Ended	3 Months Ended	12 Months Ended			0 Months Ended	1 Months Ended	12 Months Ended	29 Months Ended	12 Months Ended
	Aug. 28, 2014	Aug. 29, 2013	Aug. 30, 2012	Dec. 31, 2013 Rambus Settlement [Member]	Nov. 28, 2013 Rambus Settlement [Member]	Aug. 28, 2014 Rambus Settlement [Member]	Aug. 28, 2014 Tessera, Inc. [Member]	Mar. 13, 2014 Qimonda AG Inotera Share Purchase Proceedings [Member] Inotera [Member]	Aug. 28, 2014 Qimonda AG Inotera Share Purchase Proceedings [Member] Inotera [Member]	Aug. 28, 2014 Patent Matters [Member] HSM Portfolio LLC and Technology Properties LLC [Member] integer	Aug. 28, 2014 Patent Matters [Member] HSM Portfolio LLC and Technology Properties LLC [Member] Elpida Memories, Inc. now known as Micron Memory Japan, Inc. [Member] integer	Aug. 28, 2014 Patent Matters [Member] Board Of Trustees For The University Of Illinois [Member] integer	Mar. 10, 2014 Patent Matters [Member] Board Of Trustees For The University Of Illinois [Member] integer	Aug. 28, 2014 Patent Matters [Member] Semcon Tech, LLC [Member] integer	Aug. 28, 2014 Patent Matters [Member] Tessera, Inc. [Member]	Aug. 28, 2014 Patent Matters [Member] Tessera, Inc. [Member]	Aug. 28, 2014 Patent Matters [Member] Tessera, Inc. [Member] Elpida Memories, Inc. now known as Micron Memory Japan, Inc. [Member] integer	Aug. 28, 2014 Antitrust Matters [Member] Rambus DRAM Complaint [Member]	Jun. 23, 2010 Antitrust Matters [Member] DRAM Purported Class Action Price-fixing Lawsuit [Member] integer	Jul. 31, 2006 Antitrust Matters [Member] DRAM Purported Class Action Price-fixing Lawsuit [Member] integer	Aug. 28, 2014 Antitrust Matters [Member] DRAM Purported Class Action Price-fixing Lawsuit [Member] integer	Nov. 29, 2012 Antitrust Matters [Member] DRAM Purported Class Action Price-fixing Lawsuit [Member]	Aug. 28, 2014 Securities Matter [Member] Former Shareholders of Elpida Memory, Inc [Member] Elpida Memories, Inc. now known as Micron Memory Japan, Inc. [Member] integer
Loss Contingencies [Line Items]
Approximation of damages claimed																		$ 3,900,000,000
Settlement agreement execution date						December 31, 2013															June 23, 2010
Patent license agreement, term of agreement (in years)						7 years										5 years
Settlement agreement, maximum quarterly installment payment						10,000,000
Settlement agreement, number of years for installment payments (in years)						7 years															2 years
Settlement agreement amount				280,000,000															67,000,000
Rambus settlement	233,000,000	0	0		233,000,000
Number of other defendants										17
Number of patents allegedly infringed										4	2	3		1			4
Number of petitions submitted for inter-partes review												3
Number of patent claims found to be invalid by the Patent and Trademark Office													3
Tessera license charge							66,000,000								66,000,000
Number of lawsuits filed																					68
Approximate number of U.S. states and territories filing suit																				40
Settlement agreement number of installment payments																			3
Amount paid into an escrow account in connection with settlement																						67,000,000
Number of plaintiffs																							7
Loss contingency, damages awarded, value								1,000,000
Equity method investment carrying value of shares acquired from Qimonda									505,000,000
Equity method investment quoted market value of shares acquired from Qimonda									$ 2,060,000,000