Inventories (Tables)

12 Months Ended

Jan. 31, 2021

Inventory Disclosure [Abstract]

Schedule of Inventories

Inventories from continuing operations consisted of the following (in thousands):

	As of January 31,
	2021		2020
Raw materials	$	6,905	$	7,388
Finished goods	3,466		3,758
Work in progress	2,445		2,720
Cost of inventories	12,816		13,866
Less allowance for obsolescence	(1,363)		(1,210)
Net inventories	$	11,453	$	12,656