Commitments and Contingencies - Additional Information (Detail) € in Millions, $ in Millions			1 Months Ended		3 Months Ended	6 Months Ended	147 Months Ended
	Feb. 13, 2019 USD ($)	Feb. 13, 2019 NOK (kr)	Jan. 31, 2017 EUR (€)	Dec. 31, 2016 EUR (€)	Mar. 31, 2020 USD ($)	Jun. 30, 2019 EUR (€)	Mar. 31, 2020 USD ($)
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					$ 2.5		$ 443.0
Estimated liability outstanding including legal fees					57.2		57.2
Metal Reaction-related claims [Member]
Loss Contingencies [Line Items]
Estimated liability outstanding including legal fees					68.0		68.0
Biomet Metal On Metal Hip Implant Claims [Member]
Loss Contingencies [Line Items]
Estimated liability classified as short-term					$ 76.9		$ 76.9
Heraeus Trade Secret Misappropriation Lawsuits [Member] | Germany [Member]
Loss Contingencies [Line Items]
Loss Contingency, Damages incurred | €			€ 125.9	€ 121.9		€ 146.7