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Noncontrolling Interests (Narrative) (Details)
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Sep. 30, 2014
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|---|---|
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Noncontrolling Interests [Member]
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|
| Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items] | |
| Operating Partnership (OP) Units (in shares) | 16,456,297 |
| Long-Term Incentive Plan (LTIP) Units (in shares) | 1,505,386 |
| Series Four Preferred Units (in shares) | 40,440 |
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OPP Units 2012 [Member]
|
|
| Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items] | |
| Outperformance awards in LTIP Units (in shares) | 394,590 |
|
MYLTIP [Member]
|
|
| Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items] | |
| 2013 MYLTIP | 314,974 |
|
MYLTIP 2014 [Member]
|
|
| Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items] | |
| 2014 MYLTIP | 483,555 |