Document and Entity Information - shares	6 Months Ended
	Dec. 31, 2016	Feb. 10, 2017
Entity Registrant Name	Procyon Corporation
Entity Central Index Key	0000812306
Document Type	10-Q
Document Period End Date	Dec. 31, 2016
Amendment Flag	false
Current Fiscal Year End Date	--06-30
Is Entity a Well-known Seasoned Issuer?	No
Is Entity a Voluntary Filer?	No
Is Entity's Reporting Status Current?	Yes
Entity Filer Category	Smaller Reporting Company
Document Fiscal Period Focus	Q2
Document Fiscal Year Focus	2016
Common Stock
Entity Common Stock, Shares Outstanding		8,060,388
Cumulative Preferred Stock
Entity Common Stock, Shares Outstanding		194,100