Acquisitions (Schedule of Intangible Assets Acquired) (Details) (USD $) In Millions, unless otherwise specified	0 Months Ended
	Oct. 01, 2012
Completed technology [Member]
Intangible Assets Acquired as Part of Business Combination [Line Items]
Intangible assets acquired, weighted-average useful life	13 years
Trademarks [Member]
Intangible Assets Acquired as Part of Business Combination [Line Items]
Intangible assets acquired, weighted-average useful life	3 years
CNS Therapeutics, Inc. [Member]
Intangible Assets Acquired as Part of Business Combination [Line Items]
Intangible assets	$ 91.9
CNS Therapeutics, Inc. [Member] | In-process research and development [Member]
Intangible Assets Acquired as Part of Business Combination [Line Items]
Indefinite lived intangible assets acquired	18.6
CNS Therapeutics, Inc. [Member] | Completed technology [Member]
Intangible Assets Acquired as Part of Business Combination [Line Items]
Amortizable intangible assets acquired	73.1
CNS Therapeutics, Inc. [Member] | Trademarks [Member]
Intangible Assets Acquired as Part of Business Combination [Line Items]
Amortizable intangible assets acquired	$ 0.2