Property, Plant, and Equipment (Tables)

6 Months Ended

Jul. 31, 2025

Property, Plant and Equipment [Abstract]

Schedule of Property Plant and Equipment

Property, plant, and equipment consists of the following:

	7/31/2025		1/31/2025		7/31/2024
	(In thousands)
Land	$	3,731	$	3,731	$	3,731
Land improvements	706		706		697
Buildings and building improvements	52,050		52,030		51,899
Machinery and equipment	122,538		119,972		116,284
Leasehold improvements	657		657		523
Property, plant and equipment, gross	179,682		177,096		173,134
Less accumulated depreciation and amortization	(143,562)		(140,668)		(138,154)
Property, plant and equipment, net	$	36,120	$	36,428	$	34,980