Business Acquisition - Dynasil Biomedical (Details Textual) (USD $)	1 Months Ended
Apr. 30, 2011
Payments To Acquire Biomedical Technological Rights	$ 300,000

The cash outflow from amounts paid for the rights to manage the biomedical technologies.

No definition available.

Name:	dysl_PaymentsToAcquireBiomedicalTechnologicalRights
Namespace Prefix:	dysl_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration