Current Liabilities (Tables)

6 Months Ended

Jul. 04, 2015

Accounts Payable and Accrued Liabilities, Current [Abstract]

Deferred Revenue, by Arrangement, Disclosure

Changes in our deferred service revenue were as follows:

	Three Months Ended						Six Months Ended
(In thousands)	July 4, 2015			June 28, 2014			July 4, 2015			June 28, 2014
Balance, beginning of the period	$	5,249		$	4,778		$	5,233		$	5,499
Additions	877			415			2,223			988
Revenue recognized	(1,359		)	(981		)	(2,689		)	(2,275		)
Balance, end of the period	$	4,767		$	4,212		$	4,767		$	4,212
Balance sheets classification
Deferred service income-short term	$	4,438		$	3,620
Deferred service income-long term	329			592
Balance, end of the period	$	4,767		$	4,212

Schedule of Accrued Liabilities

Other current liabilities consisted of the following:

(In thousands)	July 4, 2015		December 31, 2014
Salaries and benefits	$	5,672	$	6,619
Warranty accrual	1,766		1,501
Advanced billings	79		202
Capital lease, current portion	817		796
Other	3,625		2,184
Balance, end of the period	$	11,959	$	11,302

Schedule of Product Warranty Liability

Changes in our warranty accrual were as follows:

	Three Months Ended						Six Months Ended
(In thousands)	July 4, 2015			June 28, 2014			July 4, 2015			June 28, 2014
Balance, beginning of the period	$	1,737		$	1,055		$	1,501		$	1,142
Liabilities accrued for warranties issued	448			396			1,063			678
Warranty claims paid and utilized	(489		)	(524		)	(1,118		)	(1,002		)
Changes in accrued warranty liabilities	70			156			320			265
Balance, end of the period	$	1,766		$	1,083		$	1,766		$	1,083