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Noncontrolling Interests In Subsidiaries (Narrative) (Details) (USD $)
In Millions, except Share data, unless otherwise specified |
6 Months Ended | |
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Jun. 30, 2013
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Dec. 31, 2012
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| Noncontrolling Interest [Line Items] | ||
| Number of common shares received upon redemption of common units | 1 | |
| Rebalance of ownership percentage | $ 0.6 | |
| Percentage of noncontrolling interest | 12.00% | 12.20% |
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Participation Rights [Member]
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| Noncontrolling Interest [Line Items] | ||
| Excess net cash flow remaining after the distribution to the Company | 50.00% | |
| Internal rate of return | 10.00% | |
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Office Buildings [Member] | Participation Rights [Member]
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| Noncontrolling Interest [Line Items] | ||
| Number of properties | 3 |
| X | ||||||||||
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- Definition
Distribution of cash flow to individual companies percentage No definition available.
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| X | ||||||||||
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- Definition
Internal Rate of Return No definition available.
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| X | ||||||||||
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- Definition
Number Of Common Shares Received Upon Redemption Of Common Units No definition available.
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| X | ||||||||||
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- Definition
Rebalance Of Ownership Percentage No definition available.
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity. No definition available.
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| X | ||||||||||
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- Definition
The number of real estate properties owned as of the balance sheet date. No definition available.
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