Quarterly report pursuant to Section 13 or 15(d)

Segment Reporting (Schedule Of Segment Reporting Information, By Segment) (Details)

v2.4.0.6
Segment Reporting (Schedule Of Segment Reporting Information, By Segment) (Details) (USD $)
In Thousands, unless otherwise specified
 3 Months Ended
Mar. 31, 2012
Mar. 31, 2011
Dec. 31, 2011
Segment Reporting Information [Line Items]      
Total revenues $ 182,980 $ 184,213  
Total operating and interest expenses 110,310 [1],[2] 117,970 [1],[3]  
Equity in earnings (loss) of unconsolidated joint ventures 600 (101)  
Net operating income 73,270 [2],[4] 66,142 [3],[4]  
Total assets 4,299,434   4,295,759
Total long-lived assets 4,037,908 [5]   4,036,923 [5]
Depreciation and amortization 47,822 47,707  
Real Estate [Member]
      
Segment Reporting Information [Line Items]      
Total revenues 178,887 179,736  
Total operating and interest expenses 65,230 [1] 74,881 [1]  
Equity in earnings (loss) of unconsolidated joint ventures 600 (101)  
Net operating income 114,257 [4] 104,754 [4]  
Total assets 4,285,146   4,272,469
Total long-lived assets 4,035,730 [5]   4,034,651 [5]
Construction Services [Member]
      
Segment Reporting Information [Line Items]      
Total revenues 3,833 3,915  
Total operating and interest expenses 3,890 [1] 4,122 [1]  
Net operating income (57) [4] (207) [4]  
Total assets 6,862   7,022
Corporate & Other [Member]
      
Segment Reporting Information [Line Items]      
Total revenues 260 [6] 562 [6]  
Total operating and interest expenses 41,190 [1],[6] 38,967 [1],[6]  
Net operating income (40,930) [4],[6] (38,405) [4],[6]  
Total assets 7,426 [6]   16,268 [6]
Total long-lived assets $ 2,178 [5],[6]   $ 2,272 [5],[6]
[1] Total operating and interest expenses represent the sum of: real estate taxes; utilities; operating services; direct construction costs; real estate services salaries, wages and other costs; general and administrative and interest expense (net of interest income). All interest expense, net of interest income, (including for property-level mortgages) is excluded from segment amounts and classified in Corporate & Other for all periods.
[2] Excludes $47,822 of depreciation and amortization
[3] Excludes $47,707 of depreciation and amortization
[4] 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.
[5] Long-lived assets are comprised of net investment in rental property, unbilled rents receivable and investments in unconsolidated joint ventures.
[6] Corporate & Other represents all corporate-level items (including interest and other investment income, interest expense and non-property general and administrative expense) as well as intercompany eliminations necessary to reconcile to consolidated Company totals.