Receivables and Other Assets - Schedule of Receivables and Other Assets (Details) - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
Receivables and Other Assets [Abstract]
Tenant receivables, net	$ 7,902	$ 5,820
Other receivables, net	10,069	11,882
Deferred financing costs, net	5,192	5,524
Deferred leasing costs, net	18,402	17,923
Straight-line rent receivables, net	67,907	65,543
Prepaid expenses, deposits, equipment and other, net	33,540	34,584
Derivative financial instruments, asset	0	427
Total	$ 143,012	$ 141,703