Organization and Basis of Presentation Intangible Assets (Narrative) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Capitalized computer software, amortization	$ 3.2	$ 0.4
Acquired Finite-Lived Intangible Assets [Line Items]
Capitalized computer software, gross	28.7	19.7
Capitalized Computer Software, Accumulated Amortization	(3.7)	(0.5)
Capitalized Computer Software, Net	$ 25.0	$ 19.2