Convertible notes that allow the holder to convert notes to common stock of the entity. The dilutive effect of which is reflected in diluted EPS by application of the treasury stock method.

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The amount of net income or loss for the period per each share of common stock outstanding during the reporting period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Paragraph 21

-Article 9

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-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 128

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The amount of net income or loss for the period per each share of common stock and dilutive common stock equivalents outstanding during the reporting period.

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-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 128

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-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

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-Name Regulation S-X (SX)

-Number 210

-Section 04

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- Definition

In computing the dilutive effect of convertible debt, the earnings per share numerator is adjusted to add back the after-tax amount of interest recognized in the period associated with any convertible debt.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 128

-Paragraph 11

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The portion of consolidated profit or loss for the period, net of income taxes, which is attributable to the parent. If the entity does not present consolidated financial statements, the amount of profit or loss for the period, net of income taxes.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 19

-Article 5

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher AICPA

-Name Accounting Research Bulletin (ARB)

-Number 51

-Paragraph 38

-Subparagraph d

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-Publisher AICPA

-Name Accounting Research Bulletin (ARB)

-Number 51

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-Appendix A

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-Name Statement of Financial Accounting Standard (FAS)

-Number 130

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-Publisher FASB

-Name Emerging Issues Task Force (EITF)

-Number 87-21

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-Name Statement of Financial Accounting Standard (FAS)

-Number 95

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Net Income (Loss) Available to Common Stockholders plus adjustments resulting from the assumption that dilutive convertible securities were converted, options or warrants were exercised, or that other shares were issued upon the satisfaction of certain conditions.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 128

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- Definition

The sum of dilutive potential common shares used in the calculation of the diluted per-share computation.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

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-Name Statement of Financial Accounting Standard (FAS)

-Number 128

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- Definition

The average number of shares issued and outstanding that are used in calculating diluted EPS, determined based on the timing of issuance of shares in the period.

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-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

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Number of [basic] shares, after adjustment for contingently issuable shares and other shares not deemed outstanding, determined by relating the portion of time within a reporting period that common shares have been outstanding to the total time in that period.

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Earnings Per Share (Details) (USD $) In Millions, except Per Share data	3 Months Ended								12 Months Ended
	Sep. 01, 2011	Jun. 02, 2011	Mar. 03, 2011	Dec. 02, 2010	Sep. 02, 2010	Jun. 03, 2010	Mar. 04, 2010	Dec. 03, 2009	Sep. 01, 2011	Sep. 02, 2010	Sep. 03, 2009
Earnings Per Share Reconciliation [Abstract]
Net income available to Micron shareholders - Basic	$ (135)	$ 75	$ 72	$ 155	$ 342	$ 939	$ 365	$ 204	$ 167	$ 1,850	$ (1,882)
Net effect of assumed conversion of debt									0	93	0
Net income available to Micron shareholders - Diluted									$ 167	$ 1,943	$ (1,882)
Weighted-average common shares outstanding - Basic (in shares)									988.0	887.5	800.7
Net effect of dilutive equity awards, escrow shares and assumed conversion of debt (in shares)									19.5	163.2	0
Weighted-average common shares outstanding - Diluted (in shares)									1,007.5	1,050.7	800.7
Earnings (loss) per share:
Basic (in dollars per share)	$ (0.14)	$ 0.07	$ 0.07	$ 0.16	$ 0.35	$ 1.06	$ 0.43	$ 0.24	$ 0.17	$ 2.09	$ (2.35)
Diluted (in dollars per share)	$ (0.14)	$ 0.07	$ 0.07	$ 0.15	$ 0.32	$ 0.92	$ 0.39	$ 0.23	$ 0.17	$ 1.85	$ (2.35)
Convertible Senior Notes Due 2027 And 2030 [Member]
Weighted Average Number Diluted Shares Outstanding Adjustment [Abstract]
Shares considered in diluted earnings per share under the treasure stock method (in shares)	88.7								88.7