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Acquisitions - Unaudited Supplemental to Pro Forma Operating Data (Detail) (USD $) In Thousands, except Per Share data, unless otherwise specified | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2014 | Sep. 30, 2013 | Sep. 30, 2014 | Sep. 30, 2013
Business Acquisition, Pro Forma Information [Abstract] |  |  |  |
Pro forma revenues | $ 259,611 | $ 253,726 | $ 777,301 | $ 757,434
Pro forma (loss) income from continuing operations | (452) | (22,938) | 41,469 | (57,111)
Pro forma net income (loss) attributable to DDR common shareholders | $ 56,247 | $ (31,045) | $ 95,393 | $ (111,551)
Basic earnings per share data: |  |  |  |
Net income (loss) attributable to DDR common shareholders | $ 0.16 | $ (0.09) | $ 0.26 | $ (0.31)
Diluted earnings per share data: |  |  |  |
Net income (loss) attributable to DDR common shareholders | $ 0.16 | $ (0.09) | $ 0.26 | $ (0.31)

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- Definition The pro forma income from continuing operations before changes in accounting and extraordinary items, net of tax effect, for the period as if the business combination or combinations had been completed at the beginning of a period. + 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 (h)(2)-(3) -URI http://asc.fasb.org/extlink&oid=25497992&loc=d3e1392-128463 + Details
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