Document and Entity Information	9 Months Ended
	Mar. 31, 2012	Apr. 28, 2012
Document and Entity Information
Entity Registrant Name	JDS UNIPHASE CORP /CA/
Entity Central Index Key	0000912093
Document Type	10-Q
Document Period End Date	Mar. 31, 2012
Amendment Flag	false
Current Fiscal Year End Date	--06-30
Entity Current Reporting Status	Yes
Entity Filer Category	Large Accelerated Filer
Entity Common Stock, Shares Outstanding		231,518,972
Document Fiscal Year Focus	2012
Document Fiscal Period Focus	Q3