Restructuring (Narrative) (Details) (2014 Restructuring Program [Member], USD $) In Millions, unless otherwise specified	9 Months Ended	3 Months Ended
	Sep. 30, 2014 position	Sep. 30, 2014 Employee Severance and Related Costs [Member] Minimum [Member]	Sep. 30, 2014 Employee Severance and Related Costs [Member] Maximum [Member]
Restructuring Cost and Reserve [Line Items]
Number of full-time positions eliminated	265
Total expected restructuring cost		$ 19.0	$ 22.0