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Equity (Dividends) (Details) (USD $) In Millions, unless otherwise specified | 3 Months Ended |
--- | --- | ---
Mar. 31, 2014 | Dec. 31, 2012
Dividends [Abstract] |  |
Minimum percentage of taxable income (excluding net capital gains) to be distributed in order to qualify as REIT | 90.00% |
Percentage of taxable income (including net capital gains) to be distributed in order to qualify as REIT | 100.00% |
Operating loss carryforwards |  | $ 608.0

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- Definition Represents the minimum percentage of taxable income (excluding capital gains) to be distributed in order to qualify as REIT. + References No definition available. + Details
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- Definition Represents the percentage of taxable income (including capital gains) to be distributed in order to qualify as REIT. + References No definition available. + Details
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- Definition Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32559-109319 + Details
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