Summary of Business and Significant Accounting Policies (Tables)

12 Months Ended

Jan. 31, 2024

Accounting Policies [Abstract]

Schedule of inventory, net

The following table presents an updated breakdown of the Company’s net inventory (in thousands) as of January 31, 2024 and 2023:

	January 31,
	2024		2023
Finished goods	$	18,861	$	25,740
Work in Process	25,047		25,303
Raw materials	14,463		16,363
Inventories	$	58,371	$	67,406

Depreciation and amortization computed on the straight-line method for financial reporting purposes based upon estimated useful lives

Property, plant, and equipment are stated at cost, less accumulated depreciation and amortization. Depreciation and amortization are computed on the straight-line method for financial reporting purposes based upon the following estimated useful lives:

Land improvements	5 to 25 years
Buildings and building improvements	5 to 40 years
Machinery and equipment	3 to 10 years
Leasehold improvements	shorter of lease or useful life

Asset retirement obligations related to leased manufacturing facilities

	January 31,
	2024		2023
	(In thousands)
Balance at beginning of period	$	205	$	198
Decrease in obligation	—		—
Accretion expense	7		7
Balance at end of period	$	212	$	205

Computation of basic and diluted loss per share

	January 31,
	2024		2023
	(In thousands, except per share)
Numerator
Net income	$	21,910	$	16,547
Denominator
Weighted-average shares — basic	16,295		16,142
Dilutive effect of common stock equivalents from equity incentive plans	93		50
Weighted-average shares	16,388		16,192
Net income per common share
Basic	$	1.34	$	1.03
Diluted	$	1.34	$	1.02

Schedule of accumulated other comprehensive loss

The following table summarizes the changes in accumulated balances of other comprehensive loss (in thousands) for the years ended January 31, 2024 and 2023:

	January 31,
	2024		2023
Balance as of beginning of year	$	(2,360)	$	(6,029)
Other comprehensive income before reclassifications	679		3,162
Amounts reclassified from accumulated comprehensive loss	371		507
Net current period other comprehensive income	1,050		3,669
Balance as of end of year	$	(1,310)	$	(2,360)