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Information by Business Segment (Tables) | 12 Months Ended
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Dec. 31, 2011
Information by Business Segment |
Schedule of segment financial information for real estate operations |
|  | Baltimore/ Washington Corridor |  | Northern Virginia |  | San Antonio |  | Washington, DC—Capitol Riverfront |  | St. Mary's & King George Counties |  | Greater Baltimore |  | Suburban Maryland |  | Colorado Springs |  | Greater Philadelphia |  | Wholesale Data Center |  | Other |  | Total |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Year Ended December 31, 2011 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues from real estate operations |  | $ | 218,051 |  | $ | 74,214 |  | $ | 30,066 |  | $ | 17,878 |  | $ | 14,366 |  | $ | 70,668 |  | $ | 21,982 |  | $ | 23,860 |  | $ | 7,458 |  | $ | 5,054 |  | $ | 12,235 |  | $ | 495,832 |
Property operating expenses |  |  | 81,859 |  |  | 29,644 |  |  | 14,864 |  |  | 6,888 |  |  | 4,320 |  |  | 30,597 |  |  | 9,517 |  |  | 9,822 |  |  | 1,814 |  |  | 3,489 |  |  | 3,202 |  |  | 196,016 |
NOI from real estate operations |  | $ | 136,192 |  | $ | 44,570 |  | $ | 15,202 |  | $ | 10,990 |  | $ | 10,046 |  | $ | 40,071 |  | $ | 12,465 |  | $ | 14,038 |  | $ | 5,644 |  | $ | 1,565 |  | $ | 9,033 |  | $ | 299,816 |
Additions to properties, net |  | $ | 79,580 |  | $ | 54,565 |  | $ | 6,040 |  | $ | 2,156 |  | $ | 12,293 |  | $ | 28,703 |  | $ | 12,365 |  | $ | 4,108 |  | $ | 17,250 |  | $ | 67,909 |  | $ | 45,997 |  | $ | 330,966 |
Segment assets at December 31, 2011 |  | $ | 1,401,082 |  | $ | 583,695 |  | $ | 161,419 |  | $ | 108,366 |  | $ | 105,599 |  | $ | 506,415 |  | $ | 173,749 |  | $ | 208,316 |  | $ | 138,623 |  | $ | 196,881 |  | $ | 283,379 |  | $ | 3,867,524 |
Year Ended December 31, 2010 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues from real estate operations |  | $ | 207,456 |  | $ | 75,063 |  | $ | 21,673 |  | $ | 4,678 |  | $ | 13,967 |  | $ | 71,850 |  | $ | 21,759 |  | $ | 24,897 |  | $ | 6,299 |  | $ | 1,062 |  | $ | 13,024 |  | $ | 461,728 |
Property operating expenses |  |  | 77,340 |  |  | 28,115 |  |  | 10,447 |  |  | 1,758 |  |  | 4,340 |  |  | 31,491 |  |  | 9,657 |  |  | 9,137 |  |  | 2,274 |  |  | 1,202 |  |  | 4,002 |  |  | 179,763 |
NOI from real estate operations |  | $ | 130,116 |  | $ | 46,948 |  | $ | 11,226 |  | $ | 2,920 |  | $ | 9,627 |  | $ | 40,359 |  | $ | 12,102 |  | $ | 15,760 |  | $ | 4,025 |  | $ | (140 | ) | $ | 9,022 |  | $ | 281,965 |
Additions to properties, net |  | $ | 90,054 |  | $ | 108,438 |  | $ | 19,064 |  | $ | 92,811 |  | $ | 7,090 |  | $ | 38,586 |  | $ | 4,434 |  | $ | 3,499 |  | $ | 20,714 |  | $ | 125,636 |  | $ | 15,084 |  | $ | 525,410 |
Segment assets at December 31, 2010 |  | $ | 1,392,524 |  | $ | 545,560 |  | $ | 154,787 |  | $ | 120,492 |  | $ | 99,412 |  | $ | 585,001 |  | $ | 176,776 |  | $ | 265,119 |  | $ | 122,734 |  | $ | 129,815 |  | $ | 252,297 |  | $ | 3,844,517 |
Year Ended December 31, 2009 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues from real estate operations |  | $ | 197,610 |  | $ | 79,132 |  | $ | 13,566 |  | $ | — |  | $ | 13,960 |  | $ | 58,275 |  | $ | 19,620 |  | $ | 23,125 |  | $ | 7,983 |  | $ | — |  | $ | 13,584 |  | $ | 426,855 |
Property operating expenses |  |  | 72,902 |  |  | 30,111 |  |  | 4,479 |  |  | — |  |  | 3,491 |  |  | 25,560 |  |  | 8,393 |  |  | 7,391 |  |  | 1,271 |  |  | — |  |  | 3,808 |  |  | 157,406 |
NOI from real estate operations |  | $ | 124,708 |  | $ | 49,021 |  | $ | 9,087 |  | $ | — |  | $ | 10,469 |  | $ | 32,715 |  | $ | 11,227 |  | $ | 15,734 |  | $ | 6,712 |  | $ | — |  | $ | 9,776 |  | $ | 269,449 |
Additions to properties, net |  | $ | 98,437 |  | $ | 7,673 |  | $ | 38,353 |  | $ | — |  | $ | 2,200 |  | $ | 124,637 |  | $ | 24,022 |  | $ | 22,593 |  | $ | 9,126 |  | $ | — |  | $ | 3,960 |  | $ | 331,001 |
Segment assets at December 31, 2009 |  | $ | 1,332,579 |  | $ | 451,965 |  | $ | 134,986 |  | $ | — |  | $ | 94,732 |  | $ | 569,590 |  | $ | 179,453 |  | $ | 270,358 |  | $ | 105,372 |  | $ | — |  | $ | 240,987 |  | $ | 3,380,022 |
Schedule of reconciliation of segment revenues to total revenues |
|  | For the Years Ended December 31, |
--- | --- | --- | ---
|  | 2011 |  | 2010 |  | 2009 |
Segment revenues from real estate operations |  | $ | 495,832 |  | $ | 461,728 |  | $ | 426,855 |
Construction contract and other service revenues |  |  | 84,345 |  |  | 104,675 |  |  | 343,087 |
Less: Revenues from discontinued operations (Note 18) |  |  | (23,336 | ) |  | (28,805 | ) |  | (32,314 | )
Total revenues |  | $ | 556,841 |  | $ | 537,598 |  | $ | 737,628
Schedule of reconciliation of segment property operating expenses to total property operating expenses |
|  | For the Years Ended December 31, |
--- | --- | --- | ---
|  | 2011 |  | 2010 |  | 2009 |
Segment property operating expenses |  | $ | 196,016 |  | $ | 179,763 |  | $ | 157,406 |
Less: Property operating expenses from discontinued operations (Note 18) |  |  | (9,183 | ) |  | (10,438 | ) |  | (11,433 | )
Total property operating expenses |  | $ | 186,833 |  | $ | 169,325 |  | $ | 145,973
Schedule of computation of net operating income from service operations |
|  | For the Years Ended December 31, |
--- | --- | --- | ---
|  | 2011 |  | 2010 |  | 2009 |
Construction contract and other service revenues |  | $ | 84,345 |  | $ | 104,675 |  | $ | 343,087 |
Construction contract and other service expenses |  |  | (81,639 | ) |  | (102,302 | ) |  | (336,519 | )
NOI from service operations |  | $ | 2,706 |  | $ | 2,373 |  | $ | 6,568
Schedule of reconciliation of net operating income from real estate operations and service operations to (loss) income from continuing operations |
|  | For the Years Ended December 31, |
--- | --- | --- | ---
|  | 2011 |  | 2010 |  | 2009 |
NOI from real estate operations |  | $ | 299,816 |  | $ | 281,965 |  | $ | 269,449 |
NOI from service operations |  |  | 2,706 |  |  | 2,373 |  |  | 6,568 |
Interest and other income |  |  | 5,603 |  |  | 9,568 |  |  | 5,164 |
Equity in (loss) income of unconsolidated entities |  |  | (331 | ) |  | 1,376 |  |  | (941 | )
Income tax benefit (expense) |  |  | 10,679 |  |  | (108 | ) |  | (196 | )
Other adjustments: |  |  |  |  |  |  |  |  |  |
Depreciation and amortization associated with real estate operations |  |  | (127,444 | ) |  | (113,234 | ) |  | (97,869 | )
Impairment losses |  |  | (127,765 | ) |  | — |  |  | — |
General and administrative expenses |  |  | (25,843 | ) |  | (24,008 | ) |  | (23,240 | )
Business development expenses |  |  | (3,195 | ) |  | (4,197 | ) |  | (3,699 | )
Interest expense on continuing operations |  |  | (101,281 | ) |  | (98,748 | ) |  | (79,789 | )
NOI from discontinued operations |  |  | (14,153 | ) |  | (18,367 | ) |  | (20,881 | )
Loss on interest rate derivatives |  |  | (29,805 | ) |  | — |  |  | — |
Loss on early extinguishment of debt |  |  | (1,683 | ) |  | — |  |  | — |
(Loss) income from continuing operations |  | $ | (112,696 | ) | $ | 36,620 |  | $ | 54,566

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