Quarterly report pursuant to Section 13 or 15(d)

Mack-Cali Realty Corporation Stockholders' Equity (Schedule Of Restricted Stock Awards) (Details)

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Mack-Cali Realty Corporation Stockholders' Equity (Schedule Of Restricted Stock Awards) (Details) (Restricted Stock [Member], USD $)
3 Months Ended
Mar. 31, 2012
Mar. 31, 2011
Restricted Stock [Member]
   
Unvested restricted stock outstanding, beginning balance 187,447 157,681
Shares, Vested (81,604)  
Unvested restricted stock outstanding, ending balance 105,843 157,681
Weighted-Average Grant-Date Fair Value, Outstanding beginning balance $ 33.82  
Weighted-Average Grant-Date Fair Value, Vested $ 34.42  
Weighted-Average Grant-Date fair value, Outstanding ending balance $ 33.36