Segment Information - Summary of Net Sales and Operating Profit by Segment (Detail) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Net Sales And Operating Profit Information [Line Items]
Net Sales	$ 2,026.9	$ 1,226.1	$ 3,874.3	$ 3,009.9
Operating Profit (Loss)	220.5	(171.7)	486.1	(627.7)
Intangible asset amortization	(154.6)	(147.7)	(310.1)	(295.3)
Goodwill and intangible asset impairment	(16.3)	(33.0)	(16.3)	(645.0)
Restructuring and other cost reduction initiatives	(19.6)	(28.0)	(41.4)	(73.0)
Quality remediation	(11.0)	(9.7)	(21.2)	(26.1)
Acquisition, integration, divestiture and related	(25.4)	(2.2)	(38.8)	(6.6)
EMEA [Member]
Net Sales And Operating Profit Information [Line Items]
Net Sales	429.8	218.7	814.0	616.8
Asia Pacific [Member]
Net Sales And Operating Profit Information [Line Items]
Net Sales	357.5	273.7	705.7	558.1
Corporate Functions [Member]
Net Sales And Operating Profit Information [Line Items]
Operating Profit (Loss)	(162.0)	(229.0)	(318.4)	(393.4)
Operating Segments [Member] \| Americas Orthopedics [Member]
Net Sales And Operating Profit Information [Line Items]
Net Sales	1,058.3	626.5	2,004.5	1,569.5
Operating Profit (Loss)	445.4	203.7	832.5	607.0
Operating Segments [Member] \| EMEA [Member]
Net Sales And Operating Profit Information [Line Items]
Net Sales	392.9	204.1	742.0	575.4
Operating Profit (Loss)	95.2	20.1	181.5	128.9
Operating Segments [Member] \| Asia Pacific [Member]
Net Sales And Operating Profit Information [Line Items]
Net Sales	345.7	264.5	682.6	540.4
Operating Profit (Loss)	111.4	78.4	231.7	171.0
Operating Segments [Member] \| Americas Spine and Global Dental [Member]
Net Sales And Operating Profit Information [Line Items]
Net Sales	230.0	131.0	445.2	324.6
Operating Profit (Loss)	40.1	(3.4)	79.1	22.5
Segment Reconciling Items [Member]
Net Sales And Operating Profit Information [Line Items]
Inventory and manufacturing-related charges	(7.9)	(1.4)	(2.0)	(2.0)
Intangible asset amortization	(154.6)	(147.7)	(310.1)	(295.3)
Goodwill and intangible asset impairment	(16.3)	(33.0)	(16.3)	(645.0)
Restructuring and other cost reduction initiatives	(19.7)	(28.0)	(41.6)	(73.0)
Quality remediation	(11.0)	(9.9)	(21.2)	(25.8)
Acquisition, integration, divestiture and related	(25.4)	(2.2)	(38.8)	(6.6)
Litigation	(3.6)	(1.3)	(9.7)	(81.1)
European Union Medical Device Regulation	(10.6)	(6.1)	(17.5)	(17.1)
Certain R&D agreements	(65.0)		(65.0)
Other charges	$ 4.5	$ (11.9)	$ 1.9	$ (17.8)

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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