Commitments and Contingencies - Additional Information (Detail)	1 Months Ended		3 Months Ended	12 Months Ended			96 Months Ended
	Jul. 31, 2015 USD ($)	Dec. 31, 2008 EUR (€)	Dec. 31, 2014 USD ($)	Dec. 31, 2015 USD ($) Patents	Dec. 31, 2014 USD ($)	Dec. 31, 2013 USD ($)	Dec. 31, 2015 USD ($) Patents	Oct. 19, 2015 USD ($)	Mar. 01, 2013 USD ($)	Jun. 10, 2011 USD ($)
Loss Contingencies [Line Items]
Certain claims				$ 7,700,000	$ 21,500,000	$ 47,000,000
Compensatory damages awarded				$ 27,600,000
Percentage of fault apportioned to plaintiffs				30.00%
Percentage of fault apportioned to company				34.00%
Percentage of fault apportioned to unrelated third party				36.00%
Verdict in full and entered judgment										$ 20,300,000
Compensatory damages vacated									$ 27,600,000
Durom Cup Related Claims [Member]
Loss Contingencies [Line Items]
Certain claims				$ 7,700,000	$ 21,500,000	$ 47,000,000	$ 479,400,000
Self-insured retention amount				20.00%
Estimated liability outstanding				$ 314,600,000			314,600,000
Estimated liability classified as short-term				50,000,000			50,000,000
Estimated liability classified as long-term				264,600,000			264,600,000
Durom Cup Related Claims [Member] | Other Assets [Member]
Loss Contingencies [Line Items]
Estimated insurance recoveries				95,300,000			95,300,000
Biomet Metal On Metal Hip Implant Claims [Member]
Loss Contingencies [Line Items]
Estimated liability classified as short-term				$ 33,400,000			$ 33,400,000
Heraeus Trade Secret Misappropriation Lawsuits [Member] | Minimum [Member]
Loss Contingencies [Line Items]
Loss Contingency, Damages incurred | €		€ 30,000,000
Stryker Corporation [Member]
Loss Contingencies [Line Items]
Number of patents infringed | Patents				3			3
Monetary damages for lost profits				$ 70,000,000
Estimated charges	$ 90,300,000		$ 70,000,000
Stryker Corporation [Member] | Maximum [Member]
Loss Contingencies [Line Items]
Estimated charges								$ 140,000,000