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Acquisitions and Discontinued Operations Acquisitions (Details) (Kirkwood Mall [Member]) | Jun. 30, 2013
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Kirkwood Mall [Member] |
Business Acquisition [Line Items] |
Voting interest acquired | 51.00%

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- Definition Percentage of voting equity interests acquired at the acquisition date in the business combination. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=25497992&loc=d3e1392-128463 + Details
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