Summary of Significant Accounting Policies - Additional Information (Detail) - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2024	Jan. 31, 2023	Jan. 31, 2022
Summary Of Significant Accounting Policies [Line Items]
Highly liquid investments with an original maturity	90
Cash of held in foreign bank accounts	$ 2,300	$ 3,200
Net transactional foreign exchange gain (loss)	(83)	(474)	$ (288)
Advertising expense	1,800	1,600	1,300
Impairment of Long lived assets held for use	0	0	0
Impairment charges for intangible assets	0	0	0
Goodwill impairment charges	$ 0	$ 0	$ 0
Number of common equivalent shares	295,370	685,667	345,085
Liability for self-insured claims	$ 300	$ 300
Gain on Extinguishment of Debt – PPP Loan	0	0	$ 4,466
Foreign Exchange [Member]
Summary Of Significant Accounting Policies [Line Items]
Net transactional foreign exchange gain (loss)	$ (100)	$ (500)	$ (300)
Maximum [Member] | Customer Concentration Risk [Member] | Sales Revenue, Net [Member]
Summary Of Significant Accounting Policies [Line Items]
Percentage of revenue satisfied for services	5.00%
Maximum [Member] | Airborne Product [Member]
Summary Of Significant Accounting Policies [Line Items]
Products warranty period	5 years
Minimum [Member] | Airborne Product [Member]
Summary Of Significant Accounting Policies [Line Items]
Products warranty period	3 years
Land Improvements [Member] | Maximum [Member]
Summary Of Significant Accounting Policies [Line Items]
Estimated useful lives of the assets	20 years
Land Improvements [Member] | Minimum [Member]
Summary Of Significant Accounting Policies [Line Items]
Estimated useful lives of the assets	10 years
Building And Leasehold Improvements [Member] | Maximum [Member]
Summary Of Significant Accounting Policies [Line Items]
Estimated useful lives of the assets	45 years
Building And Leasehold Improvements [Member] | Minimum [Member]
Summary Of Significant Accounting Policies [Line Items]
Estimated useful lives of the assets	10 years
Machinery and Equipment [Member] | Maximum [Member]
Summary Of Significant Accounting Policies [Line Items]
Estimated useful lives of the assets	10 years
Machinery and Equipment [Member] | Minimum [Member]
Summary Of Significant Accounting Policies [Line Items]
Estimated useful lives of the assets	3 years
Computer Equipment And Software [Member] | Maximum [Member]
Summary Of Significant Accounting Policies [Line Items]
Estimated useful lives of the assets	10 years
Computer Equipment And Software [Member] | Minimum [Member]
Summary Of Significant Accounting Policies [Line Items]
Estimated useful lives of the assets	3 years