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Nature of Operations, Segment Reporting and Geographical Information - Summary of Other Information by Segment (Detail) - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2024	Jan. 31, 2023	Jan. 31, 2022
Segment Reporting Information [Line Items]
Assets	$ 133,251	$ 139,207
Depreciation and Amortization	4,266	3,916	$ 3,994
Capital Expenditures	1,696	229	1,796
Operating Segments [Member] | Product Identification [Member]
Segment Reporting Information [Line Items]
Assets	64,686	69,607
Depreciation and Amortization	2,572	2,219	1,157
Capital Expenditures	1,686	121	847
Operating Segments [Member] | T&M [Member]
Segment Reporting Information [Line Items]
Assets	61,125	60,730
Depreciation and Amortization	1,694	1,697	2,837
Capital Expenditures	10	108	$ 949
Corporate Expenses [Member]
Segment Reporting Information [Line Items]
Assets	$ 7,440	$ 8,870

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Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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