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Partners Equity of The Operating Partnership (Tables) | 9 Months Ended
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Sep. 30, 2011
Beneficiaries Equity of The Parent Company and Partners Equity of The Operating [Abstract] |
Earnings per Common Partnership Unit |
|  | Three-month periods ended September 30, |
|  | 2011 |  |  | 2010 |
|  | Basic |  |  | Diluted |  |  | Basic |  |  | Diluted |
Numerator |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Income (loss) from continuing operations |  | $ | 6,581 |  |  | $ | 6,581 |  |  | $ | (6,998 | ) |  | $ | (6,998 | )
Amount allocable to unvested restricted unitholders |  |  | (121 | ) |  |  | (121 | ) |  |  | (128 | ) |  |  | (128 | )
Preferred unit dividends |  |  | (1,998 | ) |  |  | (1,998 | ) |  |  | (1,998 | ) |  |  | (1,998 | )
Income (loss) from continuing operations available to common unitholders |  |  | 4,462 |  |  |  | 4,462 |  |  |  | (9,124 | ) |  |  | (9,124 | )
Discontinued operations attributable to common unitholders |  |  | 30 |  |  |  | 30 |  |  |  | 382 |  |  |  | 382 |
Net income (loss) attributable to common unitholders |  | $ | 4,492 |  |  | $ | 4,492 |  |  | $ | (8,742 | ) |  | $ | (8,742 | )
Denominator |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Weighted-average units outstanding |  |  | 145,372,247 |  |  |  | 145,372,247 |  |  |  | 139,423,151 |  |  |  | 139,423,151 |
Contingent securities/Share based compensation |  |  | — |  |  |  | 1,278,964 |  |  |  | — |  |  |  | — |
Total weighted-average units outstanding |  |  | 145,372,247 |  |  |  | 146,651,211 |  |  |  | 139,423,151 |  |  |  | 139,423,151 |
Earnings per Common Partnership Unit: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Income (loss) from continuing operations attributable to common unitholders |  | $ | 0.03 |  |  | $ | 0.03 |  |  | $ | (0.06 | ) |  | $ | (0.06 | )
Discontinued operations attributable to common unitholders |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Net income (loss) attributable to common unitholders |  | $ | 0.03 |  |  | $ | 0.03 |  |  | $ | (0.06 | ) |  | $ | (0.06 | )
|  | Nine-month periods ended September 30, |
|  | 2011 |  |  | 2010 |
|  | Basic |  |  | Diluted |  |  | Basic |  |  | Diluted |
Numerator |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss from continuing operations |  | $ | (4,042 | ) |  | $ | (4,042 | ) |  | $ | (20,021 | ) |  | $ | (20,021 | )
Amount allocable to unvested restricted unitholders |  |  | (384 | ) |  |  | (384 | ) |  |  | (384 | ) |  |  | (384 | )
Preferred unit dividends |  |  | (5,994 | ) |  |  | (5,994 | ) |  |  | (5,994 | ) |  |  | (5,994 | )
Loss from continuing operations available to common unitholders |  |  | (10,420 | ) |  |  | (10,420 | ) |  |  | (26,399 | ) |  |  | (26,399 | )
Discontinued operations attributable to common unitholders |  |  | 3,929 |  |  |  | 3,929 |  |  |  | 7,406 |  |  |  | 7,406 |
Loss attributable to common unitholders |  | $ | (6,491 | ) |  | $ | (6,491 | ) |  | $ | (18,993 | ) |  | $ | (18,993 | )
Denominator |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Weighted-average units outstanding |  |  | 145,027,662 |  |  |  | 145,027,662 |  |  |  | 135,135,380 |  |  |  | 135,135,380 |
Earnings per Common Partnership Unit: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Income (loss) from continuing operations attributable to common unitholders |  | $ | (0.07 | ) |  | $ | (0.07 | ) |  | $ | (0.19 | ) |  | $ | (0.19 | )
Discontinued operations attributable to common unitholders |  |  | 0.03 |  |  |  | 0.03 |  |  |  | 0.05 |  |  |  | 0.05 |
Net income (loss) attributable to common unitholders |  | $ | (0.04 | ) |  | $ | (0.04 | ) |  | $ | (0.14 | ) |  | $ | (0.14 | )

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