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Summary Of Significant Accounting Policies And Recent Accounting Pronouncements (Tables) | 6 Months Ended
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Jun. 30, 2013
New Accounting Pronouncements and Changes in Accounting Principles [Abstract] |
Schedule of unamortized below market leases and in-place leases [Table Text Block] | The unamortized values of below market leases and in-place leases at June 30, 2013 and 2012 are as follows:
| June 30,
(in millions) | 2013 |  | 2012
Unamortized value of below market leases | $ | 0.1 |  |  | $ | 0.2 |
Unamortized value of in-place leases | $ | 0.6 |  |  | $ | 3.2 |
Revenues recognized related to below market leases and amortization expense related to in-place leases [Table Text Block] | Revenues recognized related to below market leases and amortization expense related to in-place leases for the three and six months ended June 30, 2013 and 2012 are as follows:
|  | Three Months Ended |  | Six Months Ended
|  | June 30, |  | June 30,
(in millions) |  | 2013 |  | 2012 |  | 2013 |  | 2012
Revenues related to below market leases |  | $ | 0.3 |  |  | $ | 0.6 |  |  | $ | 0.7 |  |  | $ | 1.0 |
Amortization of in-place leases |  | $ | 1.2 |  |  | $ | 4.8 |  |  | $ | 3.1 |  |  | $ | 8.4 |
Expected Useful Lives Of Depreciable Property | Depreciation and amortization is computed over the expected useful lives of depreciable property on a straight-line basis with lives generally as follows:
| Estimated Useful Life
Buildings and improvements | 5-35 years
Furniture, fixtures, equipment, and other | 3-20 years
Intangible assets (in-place leases and above and below market leases) | underlying lease term

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- Definition Expected useful lives of depreciable property including buildings and improvements, furniture, fixtures, equipment and other, and intangible assets such as in-place leases and above and below market leases. + References No definition available. + Details
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- Definition Tabular disclosure of the revenues recognized related to above or below market leases and amortization expense related to in-place leases from acquired multifamily communities for the periods presented. + References No definition available. + Details
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- Definition Tabular disclosure of the unamortized above or below market leases and in-place leases as of the end of the period. + References No definition available. + Details
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