Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Revenue:
Product	$ 168,873	$ 174,899	$ 333,462	$ 228,492
Service	103,175	86,211	207,538	133,361
Total revenue	272,048	261,110	541,000	361,853
Cost of revenue:
Product (related party balances of $2,486, $7,728, $7,063 and $7,728, respectively)	56,647	75,421	116,474	87,919
Service (related party balances of $282, $2,492, $472 and $2,492, respectively)	27,863	24,766	55,070	33,564
Total cost of revenue	84,510	100,187	171,544	121,483
Gross profit	187,538	160,923	369,456	240,370
Operating expenses:
Research and development (related party balances of $548, $10,814, $1,573, and $10,814, respectively)	61,046	65,896	121,597	83,954
Sales and marketing (related party balances of $872, $9,078, $2,472, and $9,078, respectively)	76,706	79,153	158,294	117,245
General and administrative (related party balances of $2,039, $7,063, $3,543 and $7,063, respectively)	31,527	41,301	62,454	51,400
Amortization of acquired intangible assets	17,559	9,843	35,131	10,652
Restructuring charges	(105)	0	1,929	0
Total operating expenses	186,733	196,193	379,405	263,251
Income (loss) from operations	805	(35,270)	(9,949)	(22,881)
Interest and other expense, net:
Interest income	229	172	421	330
Interest expense	(2,193)	(1,786)	(4,525)	(1,978)
Other income (expense), (net of related party balances of $0, $383, $0, and $383, respectively)	(466)	786	(1,230)	674
Total interest and other expense, net	(2,430)	(828)	(5,334)	(974)
Loss before income tax benefit	(1,625)	(36,098)	(15,283)	(23,855)
Income tax benefit	(359)	(28,183)	(5,019)	(23,609)
Net loss	$ (1,266)	$ (7,915)	$ (10,264)	$ (246)
Basic net loss per share (in USD per share)	$ (0.01)	$ (0.09)	$ (0.11)	$ 0.00
Diluted net loss per share (in USD per share)	$ (0.01)	$ (0.09)	$ (0.11)	$ 0.00
Weighted average common shares outstanding used in computing:
Net loss per share - basic (in shares)	91,919	91,410	92,628	66,232
Net loss per share - diluted (in shares)	91,919	91,410	92,628	66,232