Contingencies (Details) - Pending Litigation $ in Millions	3 Months Ended
	Nov. 30, 2017 USD ($) patent
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 | Elm 3DS Innovations, LLC
Loss Contingencies [Line Items]
Number of patents allegedly infringed	13
Patent Matters | Innovative Memory Solutions, Inc.
Loss Contingencies [Line Items]
Number of patents allegedly infringed	8
Patent Matters | Harvard University
Loss Contingencies [Line Items]
Number of patents allegedly infringed	2