CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2018	Dec. 31, 2017
Total revenue	$ 89,912	$ 75,575	$ 258,819	$ 217,156
Cost of revenue and operating expenses:
Research and development	16,876	8,527	43,919	24,781
Sales and marketing	60,717	48,830	169,952	131,103
General and administrative	14,196	10,003	42,172	28,575
Impairment of equipment, intangible assets and goodwill	0	9,469	0	9,469
Total operating expenses	114,150	93,822	321,027	245,322
Loss from operations	(24,238)	(18,247)	(62,208)	(28,166)
Other income, net	579	569	1,933	3,084
Loss before income taxes	(23,659)	(17,678)	(60,275)	(25,082)
Provision for income taxes	112	70,842	333	66,153
Net loss	$ (23,771)	$ (88,520)	$ (60,608)	$ (91,235)
Net loss per share:
Basic and diluted (in dollars per share)	$ (0.25)	$ (0.96)	$ (0.64)	$ (0.99)
Weighted-average common shares outstanding:
Basic and diluted (in shares)	95,370	92,029	94,093	91,709
Service
Total revenue	$ 85,911	$ 71,891	$ 245,378	$ 205,105
Cost of revenue and operating expenses:
Cost of goods and services sold	17,043	12,318	47,988	36,737
Product
Total revenue	4,001	3,684	13,441	12,051
Cost of revenue and operating expenses:
Cost of goods and services sold	$ 5,318	$ 4,675	$ 16,996	$ 14,657