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CONSOLIDATED STATEMENT OF CHANGES IN EQUITY (USD $) In Thousands, except Share data, unless otherwise specified | Total | Preferred Shares [Member] | Common Stock [Member] | Additional Paid-in-Capital [Member] | Accumulated Distributions in Excess of Net Income [Member] | Accumulated Other Comprehensive Income (Loss) [Member] | Non-controlling Interests [Member]
--- | --- | --- | --- | --- | --- | --- | ---
Balance at Dec. 31, 2009 | $ 1,246,008 | $ 327,867 | $ 12 | $ 1,750,979 | $ (922,090) | $ 673 | $ 88,567
Balance (in shares) at Dec. 31, 2009 |  | 11,455,200 | 121,943,258 |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |
Contributions from noncontrolling interests | 4,854 |  |  |  |  |  | 4,854
Redemption of noncontrolling OP units for common shares |  |  |  | 2,685 |  |  | (2,685)
Redemption of noncontrolling OP units for common shares (in shares) |  |  | 457,351 |  |  |  |
Transfer of noncontrolling interests | (1,957) |  |  |  |  |  | (1,957)
Issuance of Convertible Notes |  |  |  | 13,134 |  |  |
Forfeiture of employee performance common shares | 171 |  |  |  | 171 |  |
Forfeiture of employee performance common shares (in shares) |  |  | (21,720) |  |  |  |
Exercise of employee common share options | (356) |  |  | (356) |  |  |
Exercise of employee common share options (in shares) |  |  | 95,976 |  |  |  |
Issuance of common shares and deferred compensation amortization, net | 171,503 |  | 3 | 171,500 |  |  |
Issuance of common shares and deferred compensation amortization, net (in shares) |  |  | 24,077,724 |  |  |  |
Dividends/distributions | (90,267) |  |  |  | (81,911) |  | (8,356)
Net income (loss) | (37,410) |  |  |  | (32,960) |  | (4,450)
Other comprehensive income (loss) | (779) |  |  |  |  | (779) |
Balance at Dec. 31, 2010 | 1,304,901 | 327,867 | 15 | 1,937,942 | (1,036,790) | (106) | 75,973
Balance (in shares) at Dec. 31, 2010 |  | 11,455,200 | 146,552,589 |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |
Contributions from noncontrolling interests | 2 |  |  |  |  |  | 2
Redemption of noncontrolling OP units for common shares |  |  |  | 2,187 |  |  | (2,187)
Redemption of noncontrolling OP units for common shares (in shares) |  |  | 398,927 |  |  |  |
Repurchase of common shares | (31,916) |  |  | (31,916) |  |  |
Repurchase of common shares (in shares) |  |  | (3,974,645) |  |  |  |
Repurchase of preferred shares | (15,456) | (16,194) |  |  | 738 |  |
Repurchase of preferred shares (in shares) |  | (544,126) |  |  |  |  |
Obtained control of noncontrolling investment | 574 |  |  |  |  |  | 574
Exercise of employee common share options | 221 |  |  | 221 |  |  |
Exercise of employee common share options (in shares) |  |  | 250,355 |  |  |  |
Forfeiture of employee common shares | 69 |  |  |  | 69 |  |
Forfeiture of employee common shares (in shares) |  |  | (10,140) |  |  |  |
Issuance of common shares and deferred compensation amortization, net | 102,416 |  |  | 102,416 |  |  |
Issuance of common shares and deferred compensation amortization, net (in shares) |  |  | 11,721,265 |  |  |  |
Dividends/distributions | (102,874) |  |  |  | (97,063) |  | (5,811)
Net income (loss) | (89,778) |  |  |  | (79,584) |  | (10,194)
Other comprehensive income (loss) | 2,044 |  |  |  |  | 2,044 |
Balance at Dec. 31, 2011 | 1,170,203 | 311,673 | 15 | 2,010,850 | (1,212,630) | 1,938 | 58,357
Balance (in shares) at Dec. 31, 2011 |  | 10,911,074 | 154,938,351 |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |
Contributions from noncontrolling interests | 1,262 |  |  |  |  |  | 1,262
Redemption of noncontrolling OP units for common shares |  |  |  | 1,343 |  |  | (1,343)
Redemption of noncontrolling OP units for common shares (in shares) |  |  | 257,427 |  |  |  |
Repurchase of preferred shares | (70,000) | (67,883) |  |  | (2,117) |  |
Repurchase of preferred shares (in shares) |  | (2,775,674) |  |  |  |  |
Issuance of common shares upon conversion of Convertible Notes | 33,770 |  | 1 | 33,769 |  |  |
Issuance of common shares upon conversion of Convertible Notes (in shares) | 4,487,060 |  | 4,487,060 |  |  |  |
Exercise of employee common share options, net | (534) |  |  | (534) |  |  |
Exercise of employee common share options, net (in shares) |  |  | 110,944 |  |  |  |
Issuance of common shares and deferred compensation amortization, net | 167,523 |  | 2 | 167,521 |  |  |
Issuance of common shares and deferred compensation amortization, net (in shares) |  |  | 18,822,882 |  |  |  |
Deconsolidation of consolidated joint venture | (782) |  |  |  |  |  | (782)
Dividends/distributions | (144,753) |  |  |  | (109,372) |  | (35,381)
Net income (loss) | 184,638 |  |  |  | 180,316 |  | 4,322
Other comprehensive income (loss) | (8,162) |  |  |  |  | (8,162) |
Balance at Dec. 31, 2012 | $ 1,333,165 | $ 243,790 | $ 18 | $ 2,212,949 | $ (1,143,803) | $ (6,224) | $ 26,435
Balance (in shares) at Dec. 31, 2012 |  | 8,135,400 | 178,616,664 |  |  |  |

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