Goodwill And Intangible Assets (Narrative) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Goodwill and Intangible Assets [Line Items]
Goodwill resulting from acquisitions	$ 79.3	$ 162.4
Goodwill disposed of upon sale of inkjet-related technology and assets	1.1
Accumulated impairment charges	0
Identifiable intangible assets	407.2	321.5
Amortization expense	59.2	44.3	23.7
Perceptive Software [Member]
Goodwill and Intangible Assets [Line Items]
Goodwill resulting from acquisitions	79.3	162.4
Goodwill disposed of upon sale of inkjet-related technology and assets	0
Amortization expense	56.4	40.9	20.7
Original value of Perceptive Software trade name	32.3
Period of amortization of Perceptive Software trade name	5 years
Purchase Price Allocation Adjustments [Member] | Acquisition Of Acuo [Member]
Goodwill and Intangible Assets [Line Items]
Goodwill resulting from acquisitions	1.9
Purchase Price Allocation Adjustments [Member] | Acquisitions Of Access Via Twistage And Saperion [Member]
Goodwill and Intangible Assets [Line Items]
Goodwill resulting from acquisitions	1.6
Assets Acquired In Business Combinations [Member]
Goodwill and Intangible Assets [Line Items]
Identifiable intangible assets	385.7
Assets Acquired In Asset Acquisitions [Member]
Goodwill and Intangible Assets [Line Items]
Identifiable intangible assets	20.8
Negotiated Non-Compete Agreements Recognized Separately From Business Combination [Member]
Goodwill and Intangible Assets [Line Items]
Identifiable intangible assets	$ 0.7