Significant Accounting Policies - Additional Information (Detail) - USD ($) $ in Millions			12 Months Ended
	Jul. 13, 2016	Jun. 24, 2015	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Business And Significant Accounting Policies [Line Items]
Percentage of sales through direct channel			80.00%
Percentage of sales through indirect channel			20.00%
Period terms for payment			90 days
Expenses incurred related to shipping and handling of products			$ 231.7	$ 214.2	$ 181.9
Fair value of merger consideration transferred, classified as compensation expense				90.4
Merger retention plans, expenses recognized				73.0
Employees dedication percentage to quality and operational excellence for dedicated project personnel expenses			100.00%
Impairment loss on intangible asset			$ 30.0
Allowance for doubtful accounts			51.6	34.1
Reclassification of other current assets to debt				9.2
Decrease in long-term debt				58.9
Reclassification of other assets to debt				49.7
Restricted stock withholdings			6.3	11.1	$ 7.7
Recognized excess tax benefit from provision for income taxes			13.3
Accounting Standards Update 2016-15 [Member]
Business And Significant Accounting Policies [Line Items]
Payment of tender debt premium costs			38.5
Payment of debt extinguishment cost				22.0
In Process Research and Development (IPR&D) [Member]
Business And Significant Accounting Policies [Line Items]
Intangible assets for in-process research and development			209.0
Impairment loss on intangible asset			30.0
Employee Severance [Member]
Business And Significant Accounting Policies [Line Items]
Restructuring Cost			170.0
Cumulative restructuring cost			151.8
Contract Terminations [Member]
Business And Significant Accounting Policies [Line Items]
Restructuring Cost			140.0
Cumulative restructuring cost			134.9
LVB Acquisition Inc [Member]
Business And Significant Accounting Policies [Line Items]
Fair value of merger consideration transferred, classified as compensation expense		$ 90.4
Merger retention plans, expenses recognized				73.0
LDR Holding Corporation [Member]
Business And Significant Accounting Policies [Line Items]
Fair value of merger consideration transferred, classified as compensation expense	$ 24.1		$ 24.1
LDR Holding Corporation [Member] | In Process Research and Development (IPR&D) [Member]
Business And Significant Accounting Policies [Line Items]
Intangible assets for in-process research and development	$ 2.0
Deferred Compensation, Share-based Payments [Member] | LVB Acquisition Inc [Member]
Business And Significant Accounting Policies [Line Items]
Fair value of merger consideration transferred, classified as compensation expense				$ 90.4
Instruments [Member]
Business And Significant Accounting Policies [Line Items]
Average estimated useful life			5 years
Minimum [Member]
Business And Significant Accounting Policies [Line Items]
Useful life of finite lived intangibles			1 year
Minimum [Member] | Building and Building Improvements [Member]
Business And Significant Accounting Policies [Line Items]
Average estimated useful life			10 years
Minimum [Member] | Machinery and Equipment [Member]
Business And Significant Accounting Policies [Line Items]
Average estimated useful life			3 years
Minimum [Member] | Capitalized Software Costs [Member]
Business And Significant Accounting Policies [Line Items]
Average estimated useful life			3 years
Maximum [Member]
Business And Significant Accounting Policies [Line Items]
Useful life of finite lived intangibles			20 years
Maximum [Member] | Building and Building Improvements [Member]
Business And Significant Accounting Policies [Line Items]
Average estimated useful life			40 years
Maximum [Member] | Machinery and Equipment [Member]
Business And Significant Accounting Policies [Line Items]
Average estimated useful life			8 years
Maximum [Member] | Capitalized Software Costs [Member]
Business And Significant Accounting Policies [Line Items]
Average estimated useful life			15 years