Acquisitions and Divestiture - Additional Information (Detail) (USD $)	1 Months Ended	9 Months Ended			1 Months Ended		1 Months Ended
	Jun. 27, 2013	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013 Maximum	Aug. 29, 2013 Technology	Oct. 01, 2013 Medafor, Inc. Subsequent Event	Oct. 01, 2013 Medafor, Inc. Subsequent Event Up Front Payment	Sep. 04, 2013 Rochester Medical, Inc.	Jul. 29, 2013 Loma Vista Medical, Inc.	Jul. 29, 2013 Loma Vista Medical, Inc. In-Process Research And Development	Jul. 29, 2013 Loma Vista Medical, Inc. Core Technologies
Significant Acquisitions and Disposals [Line Items]
Business acquisition purchase price							$ 203,700,000	$ 262,000,000	$ 39,400,000
Business acquisition, maximum contingent consideration						80,000,000			8,000,000
Business acquisition purchase price per share								$ 20
Payments made for intangibles		33,500,000	14,100,000		29,500,000
Contingent payments for intangibles					5,000,000
Business acquisition, purchase consideration cash payment									32,500,000
Purchase price allocation at fair value, recognition of finite-lived intangible asset											20,600,000
Purchase price allocation at fair value, goodwill									8,600,000
Purchase price allocation at fair value, recognition of indefinite-lived intangible asset										20,000,000
Purchase price allocation at fair value, other asset									4,900,000
Purchase price allocation at fair value, recognition of deferred tax liabilities									14,700,000
Risk-adjusted discount rate									25.00%
Divestiture of business in cash	$ 275,000,000
Manufacturing and other transition services contract term				5 years