Inventories (Tables)

12 Months Ended

Jan. 31, 2021

Inventory Disclosure [Abstract]

Schedule of Inventory

Inventories at January 31, 2021 and 2020 consisted of the following:

	As of January 31,
	2021		2020
	(in thousands)
Work-in-progress	$	18,219	$	10,133
Finished goods		7,862		12,838
Total	$	26,081	$	22,971