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Investments in and Advances to Joint Ventures - Investments in and Advances to Joint Ventures (Detail) (USD $) | Dec. 31, 2014 | Dec. 31, 2013
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Equity Method Investments And Joint Ventures [Abstract] |  |
Company's share of Accumulated Equity | $ 122,937,000 ddr_CompanysShareInAccumulatedEquityOfUnconsolidatedJointVentures | $ 365,297,000 ddr_CompanysShareInAccumulatedEquityOfUnconsolidatedJointVentures
Redeemable preferred equity and other | 305,300,000 ddr_EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquityOther | 72,200,000 ddr_EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquityOther
Basis differentials | (13,000,000)us-gaap_EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquity | 10,600,000 us-gaap_EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquity
Deferred development fees, net of portion related to the Company's interest | (2,500,000)ddr_EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquityDeferredDevelopmentFeesNetOfPortionRelatingToCompanysInterest | (2,800,000)ddr_EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquityDeferredDevelopmentFeesNetOfPortionRelatingToCompanysInterest
Amounts payable to DDR | 2,100,000 us-gaap_DueFromJointVentures | 2,700,000 us-gaap_DueFromJointVentures
Investments in and Advances to Joint Ventures | $ 414,848,000 us-gaap_InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures | $ 448,008,000 us-gaap_InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures

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- Definition The reporting entity's share of accumulated equity in the combined entities in which the reporting entity accounts for the investment using the equity method of accounting. + References No definition available. + Details
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Balance Type: | debit
Period Type: | instant

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- Definition This element represents the Company's portion of deferred development fees earned from equity method investments and are amortized over the remaining life of the related asset. + References No definition available. + Details
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- Definition The difference between the amount at which an investment accounted for under the equity method of accounting is carried on the balance sheet and the amount of the underlying equity in net assets reporting entity has in the investee. + References No definition available. + Details
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Balance Type: | debit
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- Definition For an unclassified balance sheet, amounts due from an entity in which the reporting entity shares joint control with another party or group. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(k)(1)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph k -Subparagraph 1 -Article 4 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 3 -Article 7 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39599-107864 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.3) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39622-107864 + Details
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- Definition Difference between amount at which an investment accounted for under the equity method of accounting is carried (reported) on the balance sheet and amount of underlying equity in net assets the reporting Entity has in the investee. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=6382943&loc=d3e33918-111571 + Details
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- Details
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- Definition Total investments in (A) an entity in which the entity has significant influence, but does not have control, (B) subsidiaries that are not required to be consolidated and are accounted for using the equity and or cost method, and (C) an entity in which the reporting entity shares control of the entity with another party or group. Includes long-term advances receivable from a party that is affiliated with the reporting entity by means of direct or indirect ownership. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.12) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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