Property, Plant & Equipment (Detail) - USD ($) $ in Thousands	Jun. 30, 2019	Jun. 30, 2018
Property Plant And Equipment [Line Items]
Property, Plant and Equipment, gross	$ 1,068,994	$ 947,863
Less accumulated depreciation	(486,204)	(422,973)
Property, Plant and Equipment, net	582,790	524,890
Land and Land Improvements
Property Plant And Equipment [Line Items]
Property, Plant and Equipment, gross	9,001	9,072
Buildings and Improvements
Property Plant And Equipment [Line Items]
Property, Plant and Equipment, gross	249,238	216,507
Machinery and Equipment
Property Plant And Equipment [Line Items]
Property, Plant and Equipment, gross	739,330	633,934
Construction in Progress
Property Plant And Equipment [Line Items]
Property, Plant and Equipment, gross	$ 71,425	$ 88,350

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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