Acquisitions and Divestiture - Additional Information (Detail) (USD $)	3 Months Ended		12 Months Ended				0 Months Ended	12 Months Ended		0 Months Ended						0 Months Ended				3 Months Ended		0 Months Ended			0 Months Ended		1 Months Ended		1 Months Ended	0 Months Ended			1 Months Ended		1 Months Ended
	Dec. 31, 2013	Sep. 30, 2013	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2013 Maximum	Nov. 02, 2013 Electrophysiology Division (BEP)	Dec. 31, 2013 Electrophysiology Division (BEP)	Dec. 31, 2013 Electrophysiology Division (BEP) Maximum	Aug. 29, 2013 Technology	Dec. 16, 2011 Lutonix, Inc.	Dec. 31, 2013 Lutonix, Inc.	Dec. 31, 2012 Lutonix, Inc.	Dec. 31, 2013 Lutonix, Inc. In-Process Research And Development	Dec. 16, 2011 Lutonix, Inc. In-Process Research And Development	Dec. 16, 2011 Lutonix, Inc. Core Technologies	Nov. 10, 2011 Medivance, Inc.	Nov. 10, 2011 Medivance, Inc. Core Technologies	Nov. 10, 2011 Medivance, Inc. Customer Relationships	Dec. 31, 2011 Clearstream Technologies	Dec. 31, 2011 Clearstream Technologies Core Technologies Other Intangible Assets	Nov. 14, 2013 Rochester Medical, Inc.	Dec. 31, 2013 Rochester Medical, Inc.	Nov. 14, 2013 Rochester Medical, Inc. In-Process Research And Development	Nov. 14, 2013 Rochester Medical, Inc. Other Intangible Assets	Nov. 14, 2013 Rochester Medical, Inc. Developed technologies	Oct. 31, 2013 Medafor, Inc.	Oct. 31, 2013 Medafor, Inc. In-Process Research And Development	Oct. 31, 2013 Medafor, Inc. Developed technologies	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	Oct. 19, 2012 Neomend, Inc.	Oct. 19, 2012 Neomend, Inc. In-Process Research And Development	Oct. 19, 2012 Neomend, Inc. Core Technologies
Significant Acquisitions and Disposals [Line Items]
Percentage of outstanding stock acquired																				100.00%		100.00%					100.00%			100.00%			100.00%
Business acquisition purchase price											$ 298,000,000						$ 255,500,000			$ 69,100,000		$ 262,300,000					$ 206,300,000			$ 39,400,000			$ 133,700,000
Purchase price allocation at fair value, recognition of finite-lived intangible asset																33,400,000		75,900,000	88,700,000		29,100,000				26,800,000	145,100,000			85,600,000			20,600,000			62,800,000
Purchase price allocation at fair value, recognition of deferred tax liabilities											59,500,000						63,300,000			3,800,000		63,100,000					61,400,000			14,800,000			36,000,000
Purchase price allocation at fair value, Cash																						26,000,000
Purchase price allocation at fair value, plant and equipment																						21,700,000
Purchase price allocation at fair value, recognition of deferred tax assets											24,700,000						25,000,000			3,300,000		9,400,000					10,900,000						27,000,000
Purchase price allocation at fair value, other asset																						4,700,000					11,300,000
Purchase price allocation at fair value, recognition of indefinite-lived intangible asset															131,500,000									7,600,000				79,600,000			20,200,000			29,400,000
Risk-adjusted discount rate														20.00%										14.00%				16.00%			27.00%			24.00%
Purchase price allocation at fair value, goodwill											166,300,000						112,200,000			29,500,000		84,100,000					80,300,000			8,600,000			52,400,000
Estimated useful lives, years						22 years										12 years		14 years	13 years		10 years				14 years	14 years			10 years						15 years
Acquisition related transaction costs											1,400,000						1,700,000			2,600,000		1,900,000					2,200,000						1,300,000
Acquisition costs, integration costs	11,200,000		11,300,000	2,100,000	4,400,000												1,800,000			2,000,000		7,100,000					4,100,000
Acquisition costs, integration costs, after tax																	1,100,000			1,800,000		4,600,000					2,600,000
Remaining liability related to restructuring charge																							2,800,000
Business acquisition, maximum contingent consideration											100,000,000																80,000,000			8,000,000			25,000,000
Business acquisitions, contingent consideration payable, through date																											Jun. 30, 2015
Payments made for intangibles			33,900,000	19,400,000	17,900,000					29,500,000
Contingent payments for intangibles										5,000,000
Business acquisition, purchase consideration cash payment											228,000,000																			32,500,000
Purchase price allocation at fair value, other asset											1,600,000						17,000,000			11,000,000										4,800,000
Business acquisition, contingent consideration payment due date																																	2016
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other																																	1,900,000
Fair value of contingent consideration											70,000,000	73,000,000	72,000,000
Probability of payment of contingent consideration												75.00%	75.00%
Divestiture of business in cash			267,400,000	0	0		267,400,000
Gain on sale of BEP	213,000,000		213,000,000	0	0		213,000,000
Gain on sale of BEP, after tax							118,500,000
Derecognition of goodwill							38,900,000
Divestiture-related charges	7,800,000	9,700,000	17,500,000	0	0			17,500,000
Divestiture-related charges, after tax								12,200,000
Severance cost								6,700,000
Severance costs, after tax								$ 5,200,000
Manufacturing and other transition services contract term									5 years