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Contingencies (Details) ¥ in Millions, $ in Millions |  | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 10, 2022 complaint patent | Jun. 02, 2022 CNY (¥) patent complaint | Jun. 02, 2022 USD ($) patent complaint | Aug. 30, 2018
Securities Matters | Pending Litigation |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Loss Contingency, Pending Claims, Number |  | 2 | 2 |
Innovative Memory Solutions, Inc. vs Micron-Complaint 1 | Patent Matters |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Number of patents allegedly infringed | patent |  | 8 | 8 |
Loss Contingency, Patents Found Not Infringed, Number | patent |  | 6 | 6 |
Innovative Memory Solutions, Inc. vs Micron-Complaint 1 | Patent Matters | Pending Litigation |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Number of patents allegedly infringed | patent |  | 2 | 2 |
Loss Contingency, Pending Claims, Number |  | 1 | 1 |
Fujian Jinhua Integrated Circuit Co., Ltd. vs Micron-Complaint 1 | Patent Matters | Pending Litigation |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Number of patents allegedly infringed | patent |  | 1 | 1 |
Loss Contingency, Pending Claims, Number |  | 1 | 1 |
Damages sought on alleged patent infringement | ¥ |  | ¥ 98 |  |
Fujian Jinhua Integrated Circuit Co., Ltd. vs Micron-Complaint 2 | Patent Matters | Pending Litigation |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Number of patents allegedly infringed | patent |  | 1 | 1 |
Loss Contingency, Pending Claims, Number |  | 1 | 1 |
Damages sought on alleged patent infringement | ¥ |  | ¥ 98 |  |
United Microelectronics Corporation vs Micron-Complaint 1 | Patent Matters |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Loss Contingency, Claims Withdrawn, Number |  | 1 | 1 |
United Microelectronics Corporation vs Micron-Complaint 1 | Patent Matters | Withdrawn Litigation |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Number of patents allegedly infringed | patent |  | 1 | 1 |
Damages sought on alleged patent infringement | ¥ |  | ¥ 90 |  |
United Microelectronics Corporation vs Micron-Complaint 2 | Patent Matters |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Loss Contingency, Claims Withdrawn, Number |  | 1 | 1 |
United Microelectronics Corporation vs Micron-Complaint 2 | Patent Matters | Withdrawn Litigation |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Number of patents allegedly infringed | patent |  | 1 | 1 |
Damages sought on alleged patent infringement | ¥ |  | ¥ 90 |  |
Fuzhou Court Preliminary Injunction | Patent Matters | Pending Litigation |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Percent of annualized revenue derived from impacted products |  |  |  | 1.00%
Flash-Control, LLC vs Micron | Patent Matters |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Number of patents allegedly infringed | patent |  | 4 | 4 |
Loss Contingency, Patents Found Not Infringed, Number | patent |  | 2 | 2 |
Flash-Control, LLC vs Micron | Patent Matters | Pending Litigation |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Loss Contingency, Pending Claims, Number |  | 1 | 1 |
Netlist Inc. vs Micron | Patent Matters | Pending Litigation |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Number of patents allegedly infringed | patent |  | 1 | 1 |
Loss Contingency, Pending Claims, Number |  | 1 | 1 |
Netlist Inc vs Micron - Complaint 2 | Patent Matters | Pending Litigation |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Number of patents allegedly infringed | patent |  | 3 | 3 |
Loss Contingency, Pending Claims, Number |  | 1 | 1 |
Netlist Inc. Complaint 3 | Patent Matters | Pending Litigation |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Number of patents allegedly infringed | patent |  | 2 | 2 |
Loss Contingency, Pending Claims, Number |  | 1 | 1 |
Netlist Inc. Complaint 4 | Patent Matters | Subsequent Event | Pending Litigation |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Number of patents allegedly infringed | patent | 6 |  |  |
Loss Contingency, Pending Claims, Number | 1 |  |  |
Vervain LLC vs Micron | Patent Matters | Pending Litigation |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Number of patents allegedly infringed | patent |  | 4 | 4 |
Loss Contingency, Pending Claims, Number |  | 1 | 1 |
Bell Semiconductor LLC | Pending Litigation |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Loss Contingency, Pending Claims, Number |  | 2 | 2 |
Bell Semiconductor LLC | Patent Matters | Pending Litigation |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Number of patents allegedly infringed | patent |  | 1 | 1 |
Qimonda AG Inotera Share Purchase Proceedings | Under Appeal |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Percentage of total Inotera shares subject to litigation (in hundredths) |  | 18.00% | 18.00% |
Loss contingency, judgment under appeal | $ |  |  | $ 1 |
Claims on Behalf of Indirect Purchasers | Antitrust Matters |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Loss Contingency, Claims Dismissed, Number |  | 1 | 1 |
Subsequent indirect DRAM Purchasers United States vs Micron | Antitrust Matters |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Loss Contingency, Claims Dismissed, Number |  | 2 | 2 |
Subsequent direct DRAM Purchasers United States vs Micron | Antitrust Matters |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Loss Contingency, Claims Dismissed, Number |  | 4 | 4 |
Claims on Behalf of Direct Purchasers | Antitrust Matters | Under Appeal |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Loss Contingency, Claims Dismissed, Number |  | 1 | 1 |
DRAM Purchasers Canada vs Micron | Antitrust Matters | Pending Litigation |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Loss Contingency, Pending Claims, Number |  | 6 | 6 |

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