Document And Entity Information	6 Months Ended
	Dec. 31, 2012	Jan. 21, 2012
Document And Entity Information [Abstract]
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Dec. 31, 2012
Document Fiscal Year Focus	2013
Document Fiscal Period Focus	Q2
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
Entity Common Stock, Shares Outstanding		9,226,054