Document And Entity Information - shares	3 Months Ended
	Sep. 30, 2016	Nov. 11, 2016
Document Information [Line Items]
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Sep. 30, 2016
Document Fiscal Year Focus	2017
Document Fiscal Period Focus	Q1
Entity Registrant Name	CONCURRENT COMPUTER CORP/DE
Entity Central Index Key	0000749038
Current Fiscal Year End Date	--06-30
Entity Filer Category	Smaller Reporting Company
Trading Symbol	CCUR
Entity Common Stock, Shares Outstanding		9,895,740