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Acquisition and Divestiture - Allocation of Aggregate Purchase Price of Acquired Net Assets (Detail) - USD ($) $ in Thousands		3 Months Ended
		Mar. 31, 2020	Dec. 31, 2019
Business Acquisition [Line Items]
Goodwill		$ 4,075,633	$ 4,047,539
Total cash paid		116,605
2020 Consolidated Acquisition [Member]
Business Acquisition [Line Items]
Property, plant and equipment		2,300
Goodwill		55,000
Other intangible assets		58,700
Deferred income taxes		(14,200)
Net working capital and other	[1]	14,800
Total cash paid		$ 116,600
[1] Includes $6.5 million in accounts receivable, whose fair value, contractual cash flows and expected cash flows are approximately equal.

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Business acquisition purchase price allocation net working capital and other.

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Amount of deferred tax liability attributable to taxable temporary difference assumed at the acquisition date that are classified as noncurrent.

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

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The amount of property, plant, and equipment recognized as of the acquisition date.

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

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