Balance Sheet Components (Tables)

6 Months Ended

Jul. 31, 2017

Balance Sheet Components Disclosure [Abstract]

Summary of Fair Value of Available for Sale Investments

The following table summarizes the fair value of the Company’s available for sale investments as of July 31, 2017 (in thousands):

	As of July 31, 2017
	Carrying Amount		Fair Value
Due within one year	$	7,926	$	7,926
Total	$	7,926	$	7,926

Schedule of Property and Equipment, Net

Property and equipment, net consist of the following (in thousands):

	As of January 31,			As of July 31,
	2017			2017
Computer equipment	$	17,431		$	19,508
Leasehold improvements		5,941			5,944
Sales demonstration equipment		5,903			6,098
Beta equipment		1,060			1,516
Furniture and fixtures		1,550			1,657
Software		649			660
Construction in progress		39			77
Total property and equipment		32,573			35,460
Less accumulated depreciation and amortization		(22,163	)		(25,460	)
Total property and equipment, net	$	10,410		$	10,000

Schedule of Accrued and Other Current Liabilities

Accrued and other current liabilities consist of the following (in thousands):

	Asof January 31,		As of July 31,
	2017		2017
Accrued sales and use taxes payable	$	1,697	$	1,830
Accrued sales commissions		4,706		2,325
Accrued bonus		2,427		2,416
Accrued vacation		3,561		4,018
Other accruals		8,277		9,136
Total accrued and other current liabilities	$	20,668	$	19,725