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Contingencies (Details) - 6 months ended Feb. 28, 2019 ¥ in Millions, $ in Millions	CNY (¥) patent Claims	USD ($)
Pending Litigation | Qimonda AG Inotera Share Purchase Proceedings
Loss Contingencies [Line Items]
Percentage of total Inotera shares subject to litigation (in hundredths)		18.00%
Loss contingency, judgment under appeal | $		$ 1
Patent Matters | Pending Litigation
Loss Contingencies [Line Items]
Percent of annualized revenue derived from impacted products	1.00%
Patent Matters | Pending Litigation | Elm 3DS Innovations, LLC
Loss Contingencies [Line Items]
Number of patents allegedly infringed	13
Patent Matters | Pending Litigation | Innovative Memory Solutions, Inc. Complaint 1
Loss Contingencies [Line Items]
Number of patents allegedly infringed	8
Patent Matters | Pending Litigation | Innovative Memory Solutions, Inc. Complaint 2
Loss Contingencies [Line Items]
Number of patents allegedly infringed	1
Patent Matters | Pending Litigation | Innovative Memory Solutions, Inc. Complaint 3
Loss Contingencies [Line Items]
Number of patents allegedly infringed	1
Damages sought on alleged patent infringement | ¥	¥ 1
Patent Matters | Pending Litigation | Fujian Jinhua Integrated Circuit Co., Ltd. Complaint 1
Loss Contingencies [Line Items]
Number of patents allegedly infringed	1
Damages sought on alleged patent infringement | ¥	¥ 98
Patent Matters | Pending Litigation | Fujian Jinhua Integrated Circuit Co., Ltd. Complaint 2
Loss Contingencies [Line Items]
Number of patents allegedly infringed	1
Damages sought on alleged patent infringement | ¥	¥ 98
Patent Matters | Pending Litigation | United Microelectronics Corporation Complaint 1
Loss Contingencies [Line Items]
Number of patents allegedly infringed	1
Damages sought on alleged patent infringement | ¥	¥ 90
Patent Matters | Pending Litigation | United Microelectronics Corporation Complaint 2
Loss Contingencies [Line Items]
Number of patents allegedly infringed	1
Damages sought on alleged patent infringement | ¥	¥ 90
Patent Matters | Withdrawn [Member] | United Microelectronics Corporation Complaint 3
Loss Contingencies [Line Items]
Number of patents allegedly infringed	1
Damages sought on alleged patent infringement | ¥	¥ 90
Antitrust Matters | Pending Litigation | Initial indirect DRAM Purchasers United States
Loss Contingencies [Line Items]
Number of new claims | Claims	1
Antitrust Matters | Pending Litigation | Subsequent indirect DRAM Purchasers United States
Loss Contingencies [Line Items]
Number of new claims | Claims	2
Antitrust Matters | Pending Litigation | Initial direct DRAM Purchasers United States
Loss Contingencies [Line Items]
Number of new claims | Claims	1
Antitrust Matters | Pending Litigation | Subsequent direct DRAM Purchasers United States
Loss Contingencies [Line Items]
Number of new claims | Claims	4
Antitrust Matters | Pending Litigation | DRAM Purchasers Canada
Loss Contingencies [Line Items]
Number of new claims | Claims	6
Securities Matters | Pending Litigation | Shareholder Class Action New York Court
Loss Contingencies [Line Items]
Number of new claims | Claims	3
Securities Matters | Pending Litigation | Shareholder Class Action Delaware Court
Loss Contingencies [Line Items]
Number of new claims | Claims	1

X

- Definition

Loss contingency resulting from a judgment that is currently under appeal. While not probable as of the reporting date, this judgment could result in an obligation to pay the disclosed amount.

+ References

No definition available.

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- Definition

The estimated percent of revenue that could potentially be impacted by a loss contingency.

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The percentage of subsidiary or equity method investee shares that are subject to legal proceedings.

+ References

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- Definition

The value (monetary amount) of the award the plaintiff seeks in the legal matter.

+ References

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-Topic 450
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