Property Acquisitions (Details Textual) (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Real Estate Revenue, Net	$ 2,310,000
Income (Loss) From Continuing Operations Attributable To Parent	602,000
Real Estate Property Acquisition [Member]
Payments To Acquire Retail Assets	82,300,000	38,800,000
Weighted Average Capitalization Rate For Assets	8.60%	8.60%
Percentage Of Control Of Assets	100.00%	100.00%
Number of Real Estate Properties	25
Assumed Debt One [Member] | Real Estate Property Acquisition [Member]
Business Acquisition, Purchase Price Allocation, Property	9,600,000	3,400,000
Assumed Debt Two [Member] | Real Estate Property Acquisition [Member]
Business Acquisition, Purchase Price Allocation, Property	8,600,000
Land [Member] | Real Estate Property Acquisition [Member]
Business Acquisition, Purchase Price Allocation, Property	32,700,000	11,300,000
Building and Building Improvements [Member] | Real Estate Property Acquisition [Member]
Business Acquisition, Purchase Price Allocation, Property	42,500,000	19,000,000
Lease Intangible Costs [Member] | Real Estate Property Acquisition [Member]
Business Acquisition, Purchase Price Allocation, Property	$ 7,100,000	$ 8,500,000