Inventories (Tables)

9 Months Ended

Oct. 31, 2019

Inventory Disclosure [Abstract]

Schedule of Inventory

Inventories at October 31, 2019 and January 31, 2019 consisted of the following:

	As of
	October 31, 2019		January 31, 2019
	(in thousands)
Work-in-progress	$	11,830	$	9,430
Finished goods		8,015		8,822
Total	$	19,845	$	18,252