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Capital (Details) (USD $) In Millions, except Share data, unless otherwise specified | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2014 | Mar. 31, 2014 | Jun. 30, 2014
Shares and Units [Abstract] |  |  |
OP units outstanding (shares) | 245,964,043 |  | 245,964,043
OP units owned by the Company (shares) | 95,607,990 |  | 95,607,990
OP units owned by the Company, percent |  |  | 38.90%
OP units not owned by the Company (shares) | 150,356,053 |  | 150,356,053
OP units not owned by the Company, percent |  |  | 61.10%
Dividends and Distributions [Abstract] |  |  |
Partial dividend paid, per OP unit | $ 0.085 | $ 0.085 |
Distributions paid to OP unit holders |  |  | $ 41.8

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