Property Dispositions and Discontinued Operations - Schedule of Properties Held for Sale (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Discontinued Operations and Disposal Groups [Abstract]
Real estate, at cost	$ 16,590
Real estate, intangible assets	10,786
Accumulated depreciation and amortization	(4,069)
Deferred rent receivable	1,118
Assets held for sale	24,425	$ 3,379
Other	32
Mortgage payable	8,373
Liabilities held for sale	$ 8,405	$ 2,843