Condensed Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Revenue:
Total revenue	$ 157,982	$ 118,928
Cost of revenue:
Total cost of revenue	76,412	62,339
Gross profit	81,570	56,589
Operating expenses:
Research and development	42,295	35,933
Sales and marketing	36,351	30,059
General and administrative	17,205	18,694
Acquisition- and integration-related	12,384	3,199
Restructuring and related	2,075	4,932
Total operating expenses	110,310	92,817
Loss from operations	(28,740)	(36,228)
Interest expense, net	(3,395)	(1,364)
Other (expense) income, net	(844)	7,774
Loss before income taxes	(32,979)	(29,818)
Income tax provision	(191)	(1,014)
Net loss	$ (33,170)	$ (30,832)
Loss per share:
Basic (in dollars per share)	$ (0.27)	$ (0.29)
Diluted (in dollars per share)	$ (0.27)	$ (0.29)
Weighted average shares used to compute loss per share:
Basic (in shares)	120,992	108,167
Diluted (in shares)	120,992	108,167
Product
Revenue:
Total revenue	$ 75,899	$ 47,480
Cost of revenue:
Total cost of revenue	44,933	33,147
Service
Revenue:
Total revenue	82,083	71,448
Cost of revenue:
Total cost of revenue	$ 31,479	$ 29,192