Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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

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Amount of increase in assets, excluding financial assets, lacking physical substance with a definite life, from an acquisition.

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Acquisitions - Schedule of Acquisition of Identifiable Intangible Assets (Detail) - USD ($) $ in Thousands	Jan. 29, 2021	Dec. 31, 2019
General Tools & Instruments Company LLC [Member]
Business Acquisition [Line Items]
Total acquired identifiable intangible assets	$ 68,400
General Tools & Instruments Company LLC [Member] \| Trade Names [Member]
Business Acquisition [Line Items]
Acquired indefinite lived intangible assets	27,400
General Tools & Instruments Company LLC [Member] \| Customer relationships
Business Acquisition [Line Items]
Acquired finite lived intangible assets	$ 40,600
Useful Life (Years)	15 years
General Tools & Instruments Company LLC [Member] \| Trade Name [Member]
Business Acquisition [Line Items]
Acquired finite lived intangible assets	$ 400
Useful Life (Years)	9 years
Worthington Samuel Coil Processing Llc
Business Acquisition [Line Items]
Total acquired identifiable intangible assets		$ 10,100
Worthington Samuel Coil Processing Llc \| Trade Names [Member]
Business Acquisition [Line Items]
Acquired indefinite lived intangible assets		1,100
Worthington Samuel Coil Processing Llc \| Customer relationships
Business Acquisition [Line Items]
Acquired finite lived intangible assets		$ 9,000
Useful Life (Years)		15 years