Debt (Capitalized Interest, Deferred Financing Costs and Debt Payoff Narrative) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Debt [Abstract]
Capitalized interest	$ 0	$ 0	$ 458
Amortization of deferred costs	$ 2,632	$ 2,650	$ 2,768