Commitments and Contingencies - Additional Information (Detail) € in Millions, $ in Millions				1 Months Ended				3 Months Ended	6 Months Ended	12 Months Ended			144 Months Ended
	Feb. 13, 2019 USD ($)	Feb. 13, 2019 NOK (kr)	Feb. 05, 2013 USD ($)	Mar. 31, 2019 USD ($)	Jan. 31, 2017 EUR (€)	Dec. 31, 2016 EUR (€)	Jul. 31, 2015 USD ($)	Dec. 31, 2014 USD ($)	Jun. 30, 2019 EUR (€)	Dec. 31, 2019 USD ($) Patent	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)	Dec. 31, 2019 USD ($) Patent
Loss Contingencies [Line Items]
Loss contingency, damages awarded, value	$ 2.3	kr 19,500,000
Deferred Prosecution Agreement [Member]
Loss Contingencies [Line Items]
Estimated charges										$ 6.5
Civil settlement payments										6.5
Criminal penalty payments outstanding										$ 17.5
DPA term										3 years
Deferred Prosecution Agreement [Member] | Maximum [Member]
Loss Contingencies [Line Items]
DPA extended term										1 year
Durom Cup Related Claims [Member]
Loss Contingencies [Line Items]
Certain claims										$ 9.5	$ 37.2	$ 10.3	$ 443.0
Estimated liability outstanding										9.5	37.2	$ 10.3	443.0
Estimated liability outstanding										59.9			59.9
Biomet Metal On Metal Hip Implant Claims [Member]
Loss Contingencies [Line Items]
Estimated liability classified as short-term										$ 50.1			$ 50.1
Heraeus Trade Secret Misappropriation Lawsuits [Member] | Germany [Member]
Loss Contingencies [Line Items]
Loss Contingency, Damages incurred | €					€ 125.9	€ 121.9			€ 146.7
Stryker Corporation [Member]
Loss Contingencies [Line Items]
Number of patents infringed | Patent										3			3
Monetary damages for lost profits			$ 70.0
Estimated charges				$ 168.0			$ 90.3	$ 70.0
Estimated loss											$ 168.0