Quarterly report pursuant to Section 13 or 15(d)

Document And Entity Information

v2.4.0.8
Document And Entity Information
9 Months Ended
Sep. 30, 2013
Oct. 21, 2013
Document And Entity Information [Abstract]    
Entity Registrant Name MACK CALI REALTY CORP  
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Sep. 30, 2013  
Entity Central Index Key 0000924901  
Current Fiscal Year End Date --12-31  
Entity Filer Category Large Accelerated Filer  
Document Fiscal Year Focus 2013  
Document Fiscal Period Focus Q3  
Entity Common Stock, Shares Outstanding   88,023,335