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Real Estate (Details) (USD $) In Millions, unless otherwise specified				12 Months Ended
	Oct. 10, 2012 Franklin Village Plaza [Member]	Dec. 31, 2012 Meadows Marketplace And Fieldstone Marketplace [Member]	Oct. 12, 2012 Meadows Marketplace And Fieldstone Marketplace [Member]	Dec. 31, 2012 Colonial Commons [Member]	Jan. 14, 2011 Colonial Commons [Member]
Real Estate Properties [Line Items]
Percentage of ownership acquired	100.00%		80.00%
Purchase price of acquired property	$ 75.1	$ 27.3			$ 49.1
Transaction costs					0.6
Mortgage amount					$ 28.1
Mortgage interest rate					5.60%
Mortgage maturity date				Feb. 01, 2021

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- Definition

The stated principal amount of the debt instrument at time of issuance, which may vary from the carrying amount because of unamortized premium or discount.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

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