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Acquisitions - Additional Information (Detail) - USD ($) $ in Thousands		12 Months Ended
	Apr. 06, 2017	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Business Acquisition [Line Items]
Goodwill		$ 1,148,302	$ 1,171,454	$ 604,714
Payments to Acquire Businesses, Net of Cash Acquired		0	1,023,848	0
Total segment income		$ 412,100	$ 356,990	$ 299,730
Dispensing Systems Business Acquisition [Member]
Business Acquisition [Line Items]
Goodwill	$ 511,000
Payments to Acquire Businesses, Net of Cash Acquired	1,023,800
Dispensing Systems Business Acquisition [Member] | Customer relationships [Member]
Business Acquisition [Line Items]
Business Combination, Other Intangible Assets	220,000
Dispensing Systems Business Acquisition [Member] | Technology And Know How [Member]
Business Acquisition [Line Items]
Business Combination, Other Intangible Assets	$ 25,000

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Amount of intangible assets, excluding goodwill, acquired at the acquisition date.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 20
-Section 50
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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
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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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