Document and Entity Information - shares	3 Months Ended
	Sep. 30, 2017	Nov. 07, 2017
Document And Entity Information
Entity Registrant Name	MISONIX INC
Entity Central Index Key	0000880432
Document Type	10-Q
Trading Symbol	MSON
Document Period End Date	Sep. 30, 2017
Amendment Flag	false
Current Fiscal Year End Date	--06-30
Entity Well-known Seasoned Issuer	No
Entity Voluntary Filer	No
Entity Current Reporting Status	Yes
Entity Filer Category	Accelerated Filer
Entity Common Stock, Shares Outstanding		9,365,666
Document Fiscal Period Focus	Q1
Document Fiscal Year Focus	2018