Quarterly report pursuant to Section 13 or 15(d)

Mack-Cali Realty Corporation Stockholders' Equity (Earnings Per Share Tables - Diluted Computation of EPS) (Details)

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Mack-Cali Realty Corporation Stockholders' Equity (Earnings Per Share Tables - Diluted Computation of EPS) (Details) (USD $)
In Thousands, except Per Share data
3 Months Ended 6 Months Ended
Jun. 30, 2011
Jun. 30, 2010
Jun. 30, 2011
Jun. 30, 2010
Mack-Cali Realty Corporation Stockholders' Equity        
Income from continuing operations available to common shareholders $ 17,333 $ 14,902 $ 33,062 $ 29,213
Add: Noncontrolling interest in operating partnership 2,560 2,475 5,016 4,897
Income from continuing operations for diluted earnings per share 19,893 17,377 38,078 34,110
Income (loss) from discontinued operations for diluted earnings per share   4,458   4,689
Net income available to common shareholders $ 19,893 $ 21,835 $ 38,078 $ 38,799
Weighted average common shares 99,887 92,489 97,963 92,482
Income from continuing operations available to common shareholders $ 0.20 $ 0.19 $ 0.39 $ 0.37
Income (loss) from discontinued operations available to common shareholders   $ 0.05   $ 0.05
Net income available to common shareholders $ 0.20 $ 0.24 $ 0.39 $ 0.42