Micron Shareholders' Equity and Noncontrolling Interests in Subsidiaries - Accumulated Other Comprehensive Income (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Nov. 28, 2013	Nov. 29, 2012
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]
Accumulated other comprehensive income	$ 63
Other comprehensive income before reclassifications	5
Other comprehensive income (loss)	5	3
Accumulated other comprehensive income	68
Cumulative Foreign Currency Translation Adjustments [Member]
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]
Accumulated other comprehensive income	44
Other comprehensive income before reclassifications	6
Other comprehensive income (loss)	6
Accumulated other comprehensive income	50
Gains (Losses) on Derivative Instruments, Net [Member]
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]
Accumulated other comprehensive income	21
Other comprehensive income before reclassifications	(2)
Other comprehensive income (loss)	(2)
Accumulated other comprehensive income	19
Gains (Losses) on Investments, Net [Member]
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]
Accumulated other comprehensive income	0
Other comprehensive income before reclassifications	1
Other comprehensive income (loss)	1
Accumulated other comprehensive income	1
Pension Liability Adjustments [Member]
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]
Accumulated other comprehensive income	(2)
Other comprehensive income before reclassifications	0
Other comprehensive income (loss)	0
Accumulated other comprehensive income	$ (2)