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Acquisition of Inotera (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions |  | 3 Months Ended | 12 Months Ended
--- | --- | --- | ---
Dec. 06, 2016 | Dec. 05, 2016 | Aug. 29, 2019 | Aug. 30, 2018 | Aug. 31, 2017 | Sep. 01, 2016
Acquisition of Inotera |  |  |  |  |  |
Gain on remeasurement of previously-held equity interest in Inotera |  |  | $ 0 | $ 0 | $ 71 |
Consideration |  |  |  |  |  |
Payments attributed to intercompany balances with Inotera |  |  | 0 | 0 | 361 |
Assets acquired and liabilities assumed |  |  |  |  |  |
Goodwill |  |  | 1,228 | 1,228 |  |
Unaudited Pro Forma Financial Information |  |  |  |  |  |
Net sales |  |  |  |  | 20,317 |
Net Income |  |  |  |  | 5,172 |
Net income attributable to Micron |  |  |  |  | $ 5,171 |
Earnings per share, basic (in dollars per share) |  |  |  |  | $ 4.68 |
Earnings per share, diluted (in dollars per share) |  |  |  |  | $ 4.42 |
CNBU |  |  |  |  |  |
Assets acquired and liabilities assumed |  |  |  |  |  |
Goodwill |  |  | 832 | 832 |  |
MBU |  |  |  |  |  |
Assets acquired and liabilities assumed |  |  |  |  |  |
Goodwill |  |  | 198 | 198 |  |
EBU |  |  |  |  |  |
Assets acquired and liabilities assumed |  |  |  |  |  |
Goodwill |  |  | $ 97 | $ 97 |  |
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 (in hundredths) |  | 33.00% |  |  |  |
Percentage of Inotera voting interests acquired (in hundredths) | 67.00% |  |  |  |  |
Transaction costs incurred in connection with acquisition of Inotera |  |  |  |  | $ 13 | $ 3
Gain on remeasurement of previously-held equity interest in Inotera |  |  |  |  | $ 71 |
Micron Shares |  |  |  |  |  |
Proceeds from issuance of stock to Nanya | $ 986 |  |  |  |  |
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 | Shares Issued to Nanya |  |  |  |  |  |
Micron Shares |  |  |  |  |  |
Number of Micron Shares issued to Nanya as consideration for Inotera shares not already owned (in shares) | 58 |  |  |  |  |
Proceeds from issuance of stock to Nanya | $ 986 |  |  |  |  |
Discount for lack of transferability on Micron Shares issued to Nanya | 81 |  |  |  |  |
Consideration |  |  |  |  |  |
Less cash received from selling Micron Shares | $ (986) |  |  |  |  |
Inotera |  |  |  |  |  |
Acquisition of Inotera |  |  |  |  |  |
Pre-acquisition purchases of DRAM products from Inotera |  | $ 504 |  |  |  |

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