Balance Sheet Components (Tables)

6 Months Ended

Jun. 30, 2016

Notes To Financial Statements [Abstract]

Schedule of Inventories

Inventories consist of the following (in thousands):

	June 30, 2016		December 31, 2015
Raw materials	$	8,217	$	9,950
Work in process	10,889		7,067
Finished goods	3,886		2,448
Total Inventories	$	22,992	$	19,465

Schedule of Accrued Liabilities

Accrued liabilities consist of the following (in thousands):

	June 30, 2016		December 31, 2015
Accrued payroll and benefits	$	55,720	$	55,430
Accrued sales and marketing expenses	9,148		7,071
Accrued sales rebates	8,752		8,486
Accrued accounts payable	8,332		13,834
Accrued sales tax and value added tax	5,339		4,801
Accrued professional fees	3,404		2,775
Accrued warranty	2,830		2,638
Accrued income taxes	3,385		2,646
Other accrued liabilities	10,595		10,084
Total Accrued Liabilities	$	107,505	$	107,765

Warranty Accrual

Warranty accrual as of June 30, 2016 and 2015 consists of the following activity (in thousands):

	Six Months Ended June 30,
	2016			2015
Balance at beginning of period	$	2,638		$	3,148
Charged to cost of net revenues	1,993			976
Actual warranty expenditures	(1,801		)	(1,138		)
Balance at end of period	$	2,830		$	2,986