Property, Plant and Equipment - Additional Information (Detail) - USD ($) $ in Thousands	9 Months Ended
Apr. 30, 2019	Feb. 01, 2019	Jul. 31, 2018
Property, Plant and Equipment [Line Items]
Property, plant and equipment	$ 1,335,829		$ 723,531
Accumulated depreciation	247,699		201,477
Increase Decrease In Property Plant And Equipment Net	566,076
Erwin Hymer Group [Member]
Property, Plant and Equipment [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment	532,127	$ 452,654
Assets Held under Capital Leases
Property, Plant and Equipment [Line Items]
Property, plant and equipment	6,527		6,527
Accumulated depreciation	$ 2,176		$ 1,768

Repesents amount of increase decrease in Property Plant And Equipment.

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- Definition

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

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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- Definition

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

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition

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.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

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