Goodwill and Intangible Assets (Tables)

9 Months Ended

Sep. 27, 2014

Goodwill And Intangible Assets Disclosure [Abstract]

Summary of Components of Gross and Net Intangible Asset

The following table summarizes the components of gross and net intangible asset balances:

	September 27, 2014						December 28, 2013
(in thousands)	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount		Amortization Life
Patents	$	720	$	600	$	120	$	720	$	572	$	148	Varies
Customer relations		240		72		168	$	240		60		180	10.5 years
	$	960	$	672	$	288	$	960	$	632	$	328

Amortization of Sales and Marketing Expense and Cost of Revenue

The amortization of customer relations was charged to sales and marketing expense and the amortization of patents was charged to cost of revenues.

Future estimated amortization expense (in thousands):
2014 (three months)	$	4
2015		30
2016		52
2017		86
2018		16
Thereafter		100
Total	$	288