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Property and Equipment - Schedule of Property, Plant and Equipment (Details) - USD ($) $ in Thousands	Jul. 31, 2025	Jan. 31, 2025
Schedule Of Property Plant And Equipment Abstract
Land and improvements	$ 34,112	$ 34,112
Buildings and improvements	25,580	24,026
Machinery, equipment, and fixtures	337,987	318,399
Construction in progress	100,890	94,010
Total property and equipment	498,569	470,547
Less: Accumulated depreciation	(266,157)	(259,864)
Total	$ 232,412	$ 210,683

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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 of building structures held for productive use including addition, improvement, or renovation to the structure, including, but not limited to, interior masonry, interior flooring, electrical, and plumbing.

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Amount of structure or a modification to a structure under construction. Includes recently completed structures or modifications to structures that have not been placed into service.

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Amount before accumulated depreciation and depletion of real estate held for productive use and additions or improvements to real estate held for productive use, examples include, but are not limited to, walkways, driveways, fences, and parking lots. Excludes land held for sale.

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Amount before accumulated depreciation of tangible personal property used to produce goods and services, including, but is not limited to, tools, dies and molds, computer and office equipment.

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