Debt (Capitalized Interest, Deferred Financing Costs and Debt Payoff Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Debt [Abstract]
Amortization of deferred costs	$ 640	$ 657	$ 1,300	$ 1,377
Unamortized deferred costs and defeasance premiums expensed	$ 1,049	$ 222	$ 1,091	$ 222