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Investments in and Advances to Joint Ventures - Additional Information (Detail) (USD $) | 1 Months Ended | 9 Months Ended |  | 1 Months Ended
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Aug. 31, 2013 | Sep. 30, 2013 Assets Store | Sep. 30, 2012 Assets | Dec. 31, 2012 Store | Apr. 30, 2013 DDRTC JV [Member] Assets | Aug. 31, 2013 BRE DDR Retail Holdings II [Member] ShoppingCenter Assets
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |
Shopping centers owned |  | 203 |  | 206 |  |
Shopping centers owned |  |  |  |  |  | 7
Joint venture purchase price |  |  |  |  |  | $ 332,000,000
Debt assumed |  |  | 246,200,000 |  |  | 206,600,000
New Mortgage Debt |  | 21,967,000 | 592,000 |  |  | 28,000,000
Ownership interest of joint venture partner |  |  |  |  | 85.00% | 95.00%
Ownership interest in joint venture | 5.00% |  |  |  |  |
Investment on preferred equity | 30,000,000 | 198,500,000 |  | 154,600,000 |  |
Fixed distribution rate | 9.00% |  |  |  |  |
Number of assets included in right of first offer |  |  |  |  |  | 4
Number of joint venture assets acquired |  | 5 | 5 |  | 5 |
Purchase price of acquired entities |  |  |  |  | 110,500,000 |
Repaid mortgage debt |  |  |  |  | $ 92,400,000 |

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