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Acquisitions - Additional Information (Details) $ in Millions				3 Months Ended								12 Months Ended
	Apr. 28, 2017 USD ($)	Dec. 21, 2016 USD ($)	Jan. 05, 2015 USD ($)	Dec. 31, 2017 USD ($) country	Sep. 30, 2017 USD ($)	Jul. 01, 2017 USD ($)	Apr. 01, 2017 USD ($)	Dec. 31, 2016 USD ($)	Oct. 01, 2016 USD ($)	Jul. 02, 2016 USD ($)	Apr. 02, 2016 USD ($)	Dec. 31, 2017 USD ($) country	Dec. 31, 2016 USD ($)	Dec. 31, 2015 USD ($)
Business Acquisition [Line Items]
Annual sales				$ 5,363.8	$ 4,981.5	$ 5,123.2	$ 4,998.5	$ 4,643.5	$ 4,526.4	$ 4,724.8	$ 4,662.9	$ 20,467.0	$ 18,557.6	$ 18,211.4
Eagle Ottawa
Business Acquisition [Line Items]
Net purchase price			$ 843.9
Percentage of outstanding equity interests acquired			100.00%
Antolin Seating
Business Acquisition [Line Items]
Net purchase price	$ 292.4
Transaction costs												$ 3.0
Intangible assets acquired, weighted average useful life												15 years
AccuMED
Business Acquisition [Line Items]
Cash paid		$ 148.5
Intangible assets acquired, weighted average useful life												13 years
Percentage of outstanding equity interests acquired		100.00%
Antolin Seating
Business Acquisition [Line Items]
Number of countries in which entity operates | country				5								5
Annual sales													$ 485.0
AccuMED
Business Acquisition [Line Items]
Annual sales												$ 80.0

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- Definition

Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Percentage of voting equity interests acquired at the acquisition date in the business combination.

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This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.

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Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase.

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Aggregate revenue during the period from the sale of goods in the normal course of business, after deducting returns, allowances and discounts.

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