Collaborative Research and Development Agreement (Details) (USD $) In Millions, unless otherwise specified	Sep. 30, 2013
Collaborative Research And Development Agreement Details
Date of collaborative research and development agreement	March 2013
Amount of collaborative research and development agreement	$ 4.6

Amount of collaborative research and development agreement

No definition available.

Name:	mvis_AmountOfCollaborativeResearchAndDevelopmentAgreement
Namespace Prefix:	mvis_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant