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SHAREHOLDERS' EQUITY AND NONCONTROLLING INTERESTS (Tables) | 12 Months Ended
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Dec. 31, 2012
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] |
Change in Noncontrolling Interests [Table Text Block] |
|  | Noncontrolling Interests in Operating Partnership |  | Noncontrolling Interests in Partially-Owned Affiliates
(dollars in thousands) |  |  |  |  |  |
Balance at December 31, 2011 |  | $ | 9,992 |  |  | $ | 375,203 |
Distributions declared of $0.72 per Common OP Unit |  | (1,098 | ) |  | — |
Net income for the period January 1 through December 31, 2012 |  | 528 |  |  | 49,702 |
Conversion of 334,445 OP Units to Common Shares by limited partners of the Operating Partnership |  | (5,880 | ) |  | — |
Issuance of LTIP Unit Awards to employees |  | 2,577 |  |  | — |
Issuance of OP Units to acquire real estate |  | 2,279 |  |  | — |
Other comprehensive income - unrealized loss on valuation of swap agreements |  | (72 | ) |  | (1,632 | )
Reclassification of realized interest expense on swap agreements |  | 20 |  |  | 827 |
Noncontrolling interest contributions |  | — |  |  | 172,228 |
Noncontrolling interest distributions and other reductions |  | — |  |  | (160,663 | )
Employee Long-term Incentive Plan Unit Awards |  | 3,448 |  |  | — |
Balance at December 31, 2012 |  | $ | 11,794 |  |  | $ | 435,665 |

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