CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Jun. 30, 2021	Jun. 30, 2020
Total revenue	$ 148,327	$ 121,807
Operating Expenses [Abstract]
Research and development	25,392	21,494
Sales and marketing	75,915	60,150
General and administrative	26,091	25,790
Total operating expenses	187,154	159,567
Loss from operations	(38,827)	(37,760)
Other expense, net	(4,823)	(3,925)
Loss before provision for income taxes	(43,650)	(41,685)
Provision for income taxes	256	228
Net loss	$ (43,906)	$ (41,913)
Net loss per share:
Basic (in dollars per share)	$ (0.40)	$ (0.40)
Diluted (in dollars per share)	$ (0.40)	$ (0.40)
Weighted-average common shares outstanding:
Basic (in shares)	109,925	103,607
Diluted (in shares)	109,925	103,607
Service
Total revenue	$ 137,796	$ 114,183
Operating Expenses [Abstract]
Cost of revenue	46,010	40,996
Other
Total revenue	10,531	7,624
Operating Expenses [Abstract]
Cost of revenue	$ 13,746	$ 11,137