REAL ESTATE (Schedule of Investments in Consolidated Properties) (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Real Estate Properties [Line Items]
Land	$ 187,800,000	$ 99,500,000
Buildings	484,100,000	193,300,000
Building improvements	12,700,000	4,000,000
Real estate investment, at cost	684,600,000	296,800,000
Less accumulated depreciation	(15,800,000)	(7,400,000)
Real estate, net	668,800,000	289,400,000
Building and Building Improvements [Member]
Real Estate Properties [Line Items]
Depreciation	$ 8,400,000	$ 2,000,000	$ 1,400,000
Maximum [Member] | Building and Building Improvements [Member]
Real Estate Properties [Line Items]
Property, Plant and Equipment, Useful Life	40 years