Summary of Combined Financial Information of Unconsolidated Entities, Statements of Operations (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012		Dec. 31, 2011		Dec. 31, 2010
Schedule of Equity Method Investments [Line Items]
Total Revenue	$ 83,087		$ 86,150		$ 93,945
Total Expenses	75,749		94,539		87,066
Income before other income and expenses	7,338		(8,389)		6,879
Gain on extinguishment of debt			(1,968)
Gain on sale of land	793
(Loss) gain on sale of real estate	(61)		6,796
Net Income (loss)	1,459		(7,200)		(2,223)
RPT's share of earnings from unconsolidated joint ventures	3,646	[1]	1,669	[1]	(221)	[1]
Long Lived Assets
Schedule of Equity Method Investments [Line Items]
Provision for impairment of long-lived assets	(7,622)		(5,607)		(9,102)
Investments in unconsolidated entities
Schedule of Equity Method Investments [Line Items]
Gain on extinguishment of debt	$ 1,011

[1] For the year ended December 31, 2012, our pro-rata share excludes $398,000 in costs associated with the liquidation of two joint ventures concurrent with the extinguishment of their debt. The costs are reflected in earnings (loss) from unconsolidated joint ventures on our statement of operations.