Accrued Liabilities (Tables)

12 Months Ended

Jan. 31, 2017

Payables And Accruals [Abstract]

Schedule of Accrued Liabilities

Accrued liabilities at January 31, 2017 and 2016 consisted of the following:

	As of January 31,
	2017		2016
	(in thousands)
Accrued employee compensation	$	14,685	$	14,512
Accrued warranty		500		234
Accrued rebates		972		824
Accrued product development costs		7,605		6,339
Other accrued liabilities		2,686		1,869
Total accrued liabilities	$	26,448	$	23,778