Condensed Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Revenues:
Product	$ 127,895	$ 94,109
Services and other revenues	43,109	22,112
Total revenues	171,004	116,221
Cost of revenues:
Cost of product revenues	71,918	45,416
Cost of services and other revenues	19,141	9,120
Total cost of revenues	91,059	54,536
Gross profit	79,945	61,685
Operating expenses:
Research and development	13,838	8,019
Selling, general and administrative	64,255	43,287
Total operating expenses	78,093	51,306
Income from operations	1,852	10,379
Other income (expense), net	(2,171)	(517)
Income (loss) before provision for income taxes	(319)	9,862
Provision for income taxes	59	3,544
Net (loss) income	$ (378)	$ 6,318
Net (loss) income per share:
Basic (in dollars per share)	$ (0.01)	$ 0.18
Diluted (in dollars per share)	$ (0.01)	$ 0.17
Weighted-average shares outstanding:
Basic (in shares)	35,740	36,024
Diluted (in shares)	35,740	36,914