Derivatives (Narrative) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Interest rate swap duration, minimum	5 years
Interest rate swap duration, maximum	10 years
Non-hedge derivatives immaterial	not material	not material	not material
Intercompany Foreign Currency Derivatives, Cash (Paid) Received At Settlement	$ (1.6)	$ (0.5)	$ 2.4
Cash Flow Hedge Gain (Loss) to be Reclassified within Twelve Months	0.9
Fair value hedge ineffectiveness	The Company did not realize any ineffectiveness related to fair value hedges during 2013, 2012 and 2011.
Cash flow hedge ineffectiveness	not material
Commodity Contract [Member]
Derivative, Notional Amount		$ 14.0