Supplementary Balance Sheet Information

3 Months Ended

Apr. 03, 2015

8. Supplementary Balance Sheet Information

The following tables provide the details of selected balance sheet items as of the periods indicated (in thousands):

Inventories

	April 3, 2015		December 31, 2014
Raw materials	$	37,444	$	38,934
Work-in-process		10,293		9,899
Finished goods		11,551		11,945
Demo and consigned inventory		1,394		2,165
Total inventories	$	60,682	$	62,943

Accrued Expenses and Other Current Liabilities

	April 3, 2015		December 31, 2014
Accrued compensation and benefits	$	8,269	$	7,741
Accrued warranty		2,825		3,044
Accrued professional services		2,201		1,827
Other		8,229		6,789
Total	$	21,524	$	19,401

Accrued Warranty

	Three Months Ended
	April 3, 2015			March 28, 2014
Balance at beginning of the period	$	3,044		$	3,315
Provision charged to cost of sales		429			481
Acquisition related warranty accrual		94			90
Use of provision		(342	)		(571	)
Reclassification to liabilities held for sale		(376	)		—
Foreign currency exchange rate changes		(24	)		(5	)
Balance at end of period	$	2,825		$	3,310

Other Long Term Liabilities

	April 3, 2015		December 31, 2014
Capital lease obligations	$	9,458	$	9,507
Accrued pension liabilities		5,409		6,037
Other		3,828		3,275
Total	$	18,695	$	18,819