Quarterly report pursuant to Section 13 or 15(d)

Segment Reporting (Schedule Of Reconciliation Of Net Operating Income To Net Income Available To Common Shareholders) (Details)

v3.8.0.1
Segment Reporting (Schedule Of Reconciliation Of Net Operating Income To Net Income Available To Common Shareholders) (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Segment Reporting Information [Line Items]    
Net operating income [1] $ 44,088 $ 52,530
Depreciation and amortization (41,297) (47,631)
Realized gains (losses) and unrealized losses on disposition of rental property, net 58,186 5,506
Gain on sale of investment in unconsolidated joint venture   12,563
Loss from extinguishment of debt, net (10,289) (239)
Net income 50,688 22,729
Noncontrolling interest in consolidated joint ventures 30 237
Noncontrolling interest in Operating Partnership (4,883) (2,295)
Redeemable noncontrolling interest (2,799) (792)
Net income available to common shareholders 43,036 19,879
Mack-Cali Realty LP [Member]    
Segment Reporting Information [Line Items]    
Net operating income 44,088 52,530
Depreciation and amortization (41,297) (47,631)
Realized gains (losses) and unrealized losses on disposition of rental property, net 58,186 5,506
Gain on sale of investment in unconsolidated joint venture   12,563
Loss from extinguishment of debt, net (10,289) (239)
Net income 50,688 22,729
Noncontrolling interest in consolidated joint ventures 30 237
Redeemable noncontrolling interest (2,799) (792)
Net income available to common shareholders $ 47,919 $ 22,174
[1] Net operating income represents total revenues less total operating and interest expenses (as defined in Note "a"), plus equity in earnings (loss) of unconsolidated joint ventures, for the period.