BALANCE SHEET DETAILS (Tables)

6 Months Ended

Jun. 28, 2015

Balance Sheet Related Disclosures [Abstract]

Schedule of Components of Inventories

Components of inventories as of June 28, 2015 and December 31, 2014 are shown below (in thousands):

	June 28, 2015		December 31, 2014
Inventories:
Purchased parts and raw materials	$	31,099	$	28,143
Work-in-process	9,567		10,832
Finished goods	2,102		1,604
	$	42,768	$	40,579

Schedule of Components of Prepaid Expense and Other Current Assets

Components of prepaid expenses and other current assets as of June 28, 2015 and December 31, 2014 are shown below (in thousands):

	June 28, 2015		December 31, 2014
Prepaid expenses and other current assets:
Value-added tax	$	3,059	$	4,184
Other current assets	4,456		5,583
	$	7,515	$	9,767

Schedule of Components of Property and Equipment

Components of property and equipment as of June 28, 2015 and December 31, 2014 are shown below (in thousands):

	June 28, 2015			December 31, 2014
Property and equipment, net:
Machinery and equipment	$	41,866		$	40,777
Furniture and fixtures	8,634			9,079
Leasehold improvements	16,471			17,646
	66,971			67,502
Less: accumulated depreciation	(57,384		)	(59,968		)
	$	9,587		$	7,534

Schedule of Components of Other Current Liabilities

Components of other current liabilities as of June 28, 2015 and December 31, 2014 are shown below (in thousands):

	June 28, 2015		December 31, 2014
Other current liabilities:
Warranty	$	3,466	$	2,803
Value-added tax	1,035		1,547
Accrued restructuring charge, current	112		366
Other	2,126		1,914
	$	6,739	$	6,630