Property, Plant and Equipment - Summary of property, plant and equipment, net (Detail) - USD ($) $ in Thousands	Aug. 31, 2025	Feb. 28, 2025
Property, Plant and Equipment [Line Items]
Property, plant and equipment	$ 247,092	$ 241,268
Less accumulated depreciation	189,128	188,682
Property, plant and equipment, net	57,964	52,586
Plant, machinery and equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment	160,324	158,730
Land and buildings
Property, Plant and Equipment [Line Items]
Property, plant and equipment	72,472	67,946
Computer Equipment And Software
Property, Plant and Equipment [Line Items]
Property, plant and equipment	10,350	10,597
Other
Property, Plant and Equipment [Line Items]
Property, plant and equipment	$ 3,946	$ 3,995

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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