Deferred Revenue and Deferred Cost (Tables)

3 Months Ended

Apr. 30, 2017

Deferred Revenue Disclosure [Abstract]

Schedule of Deferred Revenue and Related Cost

Deferred revenue and related cost at April 30, 2017 and January 31, 2017 consisted of the following:

	As of
	April 30, 2017			January31,2017
	(in thousands)
Deferred revenue on product shipments	$	6,211		$	7,725
Deferred revenue from licenses & services		1,036			1,748
Deferred cost of revenue on product shipments		(1,692	)		(2,048	)
Total deferred revenue, net	$	5,555		$	7,425