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Property, Plant and Equipment - Summary of Property, Plant and Equipment (Detail) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Property, Plant and Equipment [Line Items]
Property, plant and equipment	$ 835,388	$ 706,829
Less: accumulated depreciation	593,517	512,462
Property, plant and equipment, net	241,871	194,367
Land [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment	11,926	11,448
Buildings [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment	113,303	104,023
Machinery and Equipment [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment	396,193	330,821
Furniture And Fixtures Office Equipment And Software [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment	186,651	149,145
Leasehold Improvements [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment	80,389	66,569
Construction in Progress [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment	$ 46,926	$ 44,823

X

- Definition

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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