Equity - Accumulated Other Comprehensive Income (Details) - USD ($) $ in Millions	3 Months Ended
	Dec. 03, 2015	Dec. 04, 2014
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]
Beginning accumulated other comprehensive income (loss)	$ 13
Other comprehensive income (loss)	(103)	$ (21)
Ending accumulated other comprehensive income (loss)	(90)
Cumulative Foreign Currency Translation Adjustment [Member]
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]
Beginning accumulated other comprehensive income (loss)	0
Other comprehensive income (loss) before reclassifications	(90)
Amount reclassified out of accumulated other comprehensive income	0
Tax effects	0
Other comprehensive income (loss)	(90)
Ending accumulated other comprehensive income (loss)	(90)
Gains (Losses) on Derivative Instruments, Net [Member]
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]
Beginning accumulated other comprehensive income (loss)	(5)
Other comprehensive income (loss) before reclassifications	(4)
Amount reclassified out of accumulated other comprehensive income	(1)
Tax effects	1
Other comprehensive income (loss)	(4)
Ending accumulated other comprehensive income (loss)	(9)
Gains (Losses) on Investments, Net [Member]
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]
Beginning accumulated other comprehensive income (loss)	(3)
Other comprehensive income (loss) before reclassifications	(3)
Amount reclassified out of accumulated other comprehensive income	0
Tax effects	0
Other comprehensive income (loss)	(3)
Ending accumulated other comprehensive income (loss)	(6)
Pension Liability Adjustments [Member]
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]
Beginning accumulated other comprehensive income (loss)	21
Other comprehensive income (loss) before reclassifications	(8)
Amount reclassified out of accumulated other comprehensive income	0
Tax effects	2
Other comprehensive income (loss)	(6)
Ending accumulated other comprehensive income (loss)	15
Attributable to Micron [Member]
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]
Beginning accumulated other comprehensive income (loss)	13
Other comprehensive income (loss) before reclassifications	(105)
Amount reclassified out of accumulated other comprehensive income	(1)
Tax effects	3
Other comprehensive income (loss)	(103)	$ (21)
Ending accumulated other comprehensive income (loss)	$ (90)