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Organization, Formation And Basis Of Presentation - Additional Information (Detail)	Dec. 31, 2013
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items]
Distribution of REIT taxable income (excluding net capital gains) to its stockholders	90.00%
Shopping Centers
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items]
Number of real estate properties	50
Mixed-Use Properties
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items]
Number of real estate properties	6
Non-operating Development Properties
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items]
Number of real estate properties	3

X

- Definition

Minimum Percentage of Taxable Income Distribution to Shareholders

+ References

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X

- Definition

The number of real estate properties owned as of the balance sheet date.

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