Inventories (Tables)

3 Months Ended

Apr. 30, 2021

Inventory Disclosure [Abstract]

Schedule of Inventory

Inventories at April 30, 2021 and January 31, 2021 consisted of the following:

	As of
	April 30, 2021		January 31, 2021
	(in thousands)
Work-in-progress	$	24,497	$	18,219
Finished goods		8,623		7,862
Total	$	33,120	$	26,081