Deferred Revenue and Performance Obligations (Tables)

6 Months Ended

Jul. 31, 2020

Revenue from Contract with Customer [Abstract]

Summary of Deferred Revenue

The following table presents the changes to the Company’s deferred revenue:

	Three Months Ended July 31,				Six Months Ended July 31,
	2020		2019		2020		2019
	(in thousands)
Deferred revenue, beginning of period	$	96,446	$	66,545	$	92,569	$	64,104
Billings	55,448		51,613		109,111		91,368
Revenue recognized	(50,714)		(40,361)		(100,500)		(77,675)
Deferred revenue, end of period	$	101,180	$	77,797	$	101,180	$	77,797