Business and Basis of Presentation Business and Basis of Presentation (Narrative) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Extinguishment of Debt [Line Items]
Debt Issuance Cost		$ 25,300
Long-term Debt [Member]
Extinguishment of Debt [Line Items]
Debt Issuance Cost	$ 15,081	16,589
Secured Debt [Member]
Extinguishment of Debt [Line Items]
Debt Issuance Cost	$ 8,130	$ 8,722