Business Combinations - Additional Information (Detail) - USD ($)			12 Months Ended
	Jul. 13, 2016	Jun. 24, 2015	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Business Acquisition [Line Items]
Biomet merger consideration compensation expense				$ 90,400,000
Merger retention plans, expenses recognized				$ 73,000,000
LVB Acquisition Inc [Member]
Business Acquisition [Line Items]
Total consideration		$ 12,030,300,000
Biomet merger consideration compensation expense		90,400,000
Net assets acquired		$ 11,939,900,000
LVB Acquisition Inc [Member] | Operating Expense [Member]
Business Acquisition [Line Items]
Biomet merger consideration compensation expense					$ 90,400,000
Merger retention plans, expenses recognized					73,000,000
Merger transaction costs					$ 17,700,000
LDR Holding Corporation [Member]
Business Acquisition [Line Items]
Total consideration	$ 1,138,000,000
Biomet merger consideration compensation expense	24,100,000		$ 24,100,000
Net assets acquired	1,113,900,000
Goodwill expected to be deductible for tax purposes	$ 0
Cayenne Medical, CTC, CDD and MedTech [Member]
Business Acquisition [Line Items]
Total consideration			441,700,000
Net assets acquired			499,700,000
Goodwill expected to be deductible for tax purposes			0
Contingent consideration fair value			$ 58,000,000