Goodwill And Intangible Assets (Schedule Of Changes In The Carrying Amount Of Goodwill For Reportable Segment) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Goodwill [Line Items]
Beginning balance	$ 378.7	$ 216.4
Goodwill acquired during the period	79.3	162.4
Goodwill disposed during the period upon sale of business	(1.1)
Foreign currency translation	(0.9)	(0.1)
Ending balance	456.0	378.7
ISS [Member]
Goodwill [Line Items]
Beginning balance	23.2	22.9
Goodwill acquired during the period	0	0
Goodwill disposed during the period upon sale of business	(1.1)
Foreign currency translation	(1.3)	0.3
Ending balance	20.8	23.2
Perceptive Software [Member]
Goodwill [Line Items]
Beginning balance	355.5	193.5
Goodwill acquired during the period	79.3	162.4
Goodwill disposed during the period upon sale of business	0
Foreign currency translation	0.4	(0.4)
Ending balance	$ 435.2	$ 355.5