Basis of Presentation (Details) - USD ($) $ in Thousands	Sep. 30, 2016	Dec. 31, 2015
Westgate [Member]
Schedule of Equity Method Investments [Line Items]
Assets	$ 176,000
Liabilities	14,900
Total rental property, net	158,500
Cash and cash equivalents	3,900
Other assets (including deferred lease costs and other intangibles)	13,600
Accounts Payable and accrued expenses	906
Other Liabilities (including below market lease value)	14,000
Southaven [Member]
Schedule of Equity Method Investments [Line Items]
Assets	85,500
Liabilities	60,800
Total rental property, net	79,700
Cash and cash equivalents	3,500
Other assets (including deferred lease costs and other intangibles)	2,300
Accounts Payable and accrued expenses	1,700
Book value of debt	$ 58,200
Accounting Standards Update 2015-03 [Member] | Assets, Total [Member]
Schedule of Equity Method Investments [Line Items]
Deferred Finance Costs, Net		$ (11,900)
Accounting Standards Update 2015-03 [Member] | Liabilities, Total [Member]
Schedule of Equity Method Investments [Line Items]
Deferred Finance Costs, Net		$ 11,900