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Acquisition of Inotera (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions |  | 3 Months Ended | 6 Months Ended | 9 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | --- | ---
Dec. 06, 2016 | Jun. 01, 2017 | Mar. 02, 2017 | Jun. 02, 2016 | Mar. 02, 2017 | Jun. 01, 2017 | Jun. 02, 2016 | Sep. 01, 2016 | Dec. 05, 2016
Acquisition of Inotera |  |  |  |  |  |  |  |  |
Gain on difference between fair value and carrying value of pre-acquisition equity interests in Inotera |  | $ 0 |  | $ 0 |  | $ 71 | $ 0 |  |
Consideration |  |  |  |  |  |  |  |  |
Payments attributed to intercompany balances with Inotera |  |  |  |  |  | 361 | 0 |  |
Assets acquired and liabilities assumed |  |  |  |  |  |  |  |  |
Goodwill |  | 1,228 |  |  |  | 1,228 |  | $ 104 |
Unaudited Pro Forma Financial Information |  |  |  |  |  |  |  |  |
Net sales |  | 5,566 |  | 2,869 |  | 14,179 | 9,141 |  |
Net Income (Loss) |  | 1,696 |  | (303) |  | 2,776 | (351) |  |
Net income (loss) attributable to Micron |  | $ 1,696 |  | $ (303) |  | $ 2,776 | $ (352) |  |
Earnings (loss) per share, basic (in dollars per share) |  | $ 1.53 |  | $ (0.28) |  | $ 2.52 | $ (0.32) |  |
Earnings (loss) per share, diluted (in dollars per share) |  | $ 1.44 |  | $ (0.28) |  | $ 2.39 | $ (0.32) |  |
Inotera | Nanya and certain of its affiliates |  |  |  |  |  |  |  |  |
Acquisition of Inotera |  |  |  |  |  |  |  |  |
Percentage interest in Inotera held by Nanya immediately prior to acquisition (in hundredths) |  |  |  |  |  |  |  |  | 32.00%
Inotera |  |  |  |  |  |  |  |  |
Acquisition of Inotera |  |  |  |  |  |  |  |  |
Ownership interest in Inotera immediately prior to acquisition |  |  |  |  |  |  |  |  | 33.00%
Percentage of Inotera voting interests acquired | 67.00% |  |  |  |  |  |  |  |
Micron Shares |  |  |  |  |  |  |  |  |
Cash proceeds received from issuance of Micron Shares to Nanya | $ 986 |  |  |  |  |  |  |  |
Provisional Information, Initial Accounting Incomplete, Adjustments |  |  |  |  |  |  |  |  |
Provisional information adjustment, Property, plant, and equipment |  | $ (59) |  |  |  |  |  |  |
Provisional information adjustment, Other assets |  | 13 |  |  |  |  |  |  |
Provisional information adjustment, Deferred tax assets |  | 8 |  |  |  |  |  |  |
Goodwill purchase accounting adjustment |  | $ 38 |  |  |  |  |  |  |
Consideration |  |  |  |  |  |  |  |  |
Cash paid for Inotera Acquisition | 4,099 |  |  |  |  |  |  |  |
Less cash received from selling Micron Shares | (986) |  |  |  |  |  |  |  |
Net cash paid for Inotera Acquisition | 3,113 |  |  |  |  |  |  |  |
Fair value of our previously-held equity interest in Inotera | 1,441 |  |  |  |  |  |  |  |
Fair value of Micron Shares exchanged for Inotera shares | 995 |  |  |  |  |  |  |  |
Other | 3 |  |  |  |  |  |  |  |
Payments attributed to intercompany balances with Inotera | (361) |  |  |  |  |  |  |  |
Total fair value of consideration for Inotera including previously held equity interests | 5,191 |  |  |  |  |  |  |  |
Assets acquired and liabilities assumed |  |  |  |  |  |  |  |  |
Cash and equivalents | 118 |  |  |  |  |  |  |  |
Inventories | 285 |  |  |  |  |  |  |  |
Other current assets | 27 |  |  |  |  |  |  |  |
Property, plant, and equipment | 3,722 |  |  |  |  |  |  |  |
Deferred tax assets | 82 |  |  |  |  |  |  |  |
Goodwill | 1,124 |  |  |  |  |  |  |  |
Other noncurrent assets | 130 |  |  |  |  |  |  |  |
Accounts payable and accrued expenses | (232) |  |  |  |  |  |  |  |
Debt | (56) |  |  |  |  |  |  |  |
Other noncurrent liabilities | (9) |  |  |  |  |  |  |  |
Total assets acquired and liabilities assumed, including goodwill | 5,191 |  |  |  |  |  |  |  |
Inotera | CNBU |  |  |  |  |  |  |  |  |
Assets acquired and liabilities assumed |  |  |  |  |  |  |  |  |
Goodwill | 829 |  |  |  |  |  |  |  |
Inotera | MBU |  |  |  |  |  |  |  |  |
Assets acquired and liabilities assumed |  |  |  |  |  |  |  |  |
Goodwill | 198 |  |  |  |  |  |  |  |
Inotera | EBU |  |  |  |  |  |  |  |  |
Assets acquired and liabilities assumed |  |  |  |  |  |  |  |  |
Goodwill | $ 97 |  |  |  |  |  |  |  |
Inotera | Private Placement |  |  |  |  |  |  |  |  |
Micron Shares |  |  |  |  |  |  |  |  |
Number of Micron Shares issued to Nanya as consideration for Inotera shares not already owned (in shares) | 58 |  |  |  |  |  |  |  |
Cash proceeds received from issuance of Micron Shares to Nanya | $ 986 |  |  |  |  |  |  |  |
Consideration |  |  |  |  |  |  |  |  |
Less cash received from selling Micron Shares | (986) |  |  |  |  |  |  |  |
Inotera | Private Placement | Level 2 |  |  |  |  |  |  |  |  |
Micron Shares |  |  |  |  |  |  |  |  |
Discount for lack of transferability on Micron Shares issued to Nanya | $ 81 |  |  |  |  |  |  |  |
Inotera | Selling, general, and administrative |  |  |  |  |  |  |  |  |
Acquisition of Inotera |  |  |  |  |  |  |  |  |
Transaction costs incurred in connection with acquisition of Inotera |  |  |  |  | $ 13 |  |  | $ 3 |
Inotera | Other non-operating income expense, net | Level 3 |  |  |  |  |  |  |  |  |
Acquisition of Inotera |  |  |  |  |  |  |  |  |
Gain on difference between fair value and carrying value of pre-acquisition equity interests in Inotera |  |  | $ 71 |  |  |  |  |  |

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- Definition Fair value at acquisition-date of the equity interest in the acquiree held by the acquirer, immediately before the acquisition date for businesses combined in stages. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (g)(1) -URI http://asc.fasb.org/extlink&oid=65885119&loc=d3e1392-128463 + Details
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- Definition In a business combination achieved in stages, this element represents the amount of gain recognized by the entity as a result of remeasuring to fair value the equity interest in the acquiree it held before the business combination. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (g)(2) -URI http://asc.fasb.org/extlink&oid=65885119&loc=d3e1392-128463 + Details
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- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=64834752&loc=SL49117168-202975 + Details
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- Definition Amount of increase (decrease) from adjustments after acquisition date under purchase accounting of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 25 -Paragraph 16 -URI http://asc.fasb.org/extlink&oid=73531572&loc=d3e961-128460 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 + Details
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- Definition The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3213-108585 + Details
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- Definition The cash inflow associated with the amount received from entity's raising of capital via private rather than public placement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3255-108585 + Details
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