Document and Entity Information
9 Months Ended
Mar. 31, 2014
May 09, 2014
Document And Entity Information [Abstract]    
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Mar. 31, 2014  
Document Fiscal Year Focus 2014  
Document Fiscal Period Focus Q3  
Entity Registrant Name pSivida Corp.  
Entity Central Index Key 0001314102  
Current Fiscal Year End Date --06-30  
Entity Filer Category Smaller Reporting Company  
Entity Common Stock, Shares Outstanding   29,252,458