Goodwill and Intangible Assets (Tables)

9 Months Ended

Oct. 31, 2017

Goodwill And Intangible Assets Disclosure [Abstract]

Schedule of Components of Intangible Assets

Intangible assets consisted of the following (in thousands):

	Weighted Average Useful Life (1)			Gross Value		Accumulated Amortization			Net Carrying Value
October 31, 2017
Developed technology		2.5	years	$	14,273	$	(14,273	)	$	—
Trade name and other		6.9	years		1,201		(1,138	)		63
Intangibles, net				$	15,474	$	(15,411	)	$	63
January 31, 2017
Developed technology		2.5	years	$	14,273	$	(13,908	)	$	365
Trade name and other		6.9	years		1,201		(1,023	)		178
Intangibles, net				$	15,474	$	(14,931	)	$	543

(1) From the date of acquisition