XML 33 R22.htm IDEA: XBRL DOCUMENT

Stock Based Compensation (Tables)

9 Months Ended

Oct. 03, 2015

Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]

Summary of Activity in Stock Option Plan

The following table summarizes information regarding activity in our stock option plan during the nine months ended October 3, 2015:

	Number of Shares			Weighted Average Exercise Price Per Share		Aggregate Intrinsic Value (thousands)
Outstanding as of January 3, 2015		833,795		$	4.88
Granted		117,800		$	9.92
Exercised		(205,943	)	$	3.63
Canceled or forfeited		(153,966	)	$	4.44
Outstanding as of October 3, 2015		591,686		$	6.43	$	1,030

Weighted Average Assumptions for Fair Value Estimate of Stock-Based Awards (Options)

The Company uses the Black-Scholes option-pricing model to estimate fair value of stock-based awards (options) with the following weighted average assumptions:

	Three Months Ended						Nine Months Ended
	October 3, 2015			September 27, 2014			October 3, 2015			September 27, 2014
Average risk free interest rate		1.30	%		1.56	%		1.27	%		1.49	%
Expected life (in years)		4.55 years			4.50 years			4.55 years			4.50 years
Dividend yield		—	%		—	%		—	%		—	%
Average volatility		47	%		54	%		50	%		56	%

Stock-Based Compensation Expense

The following table shows stock-based compensation expense included in the condensed consolidated statements of operations for the three and nine months ended October 3, 2015 and September 27, 2014:

	Three Months Ended				Nine Months Ended
	October 3, 2015		September 27, 2014		October 3, 2015		September 27, 2014
Cost of revenues	$	49	$	37	$	172	$	110
Research and development		21		27		153		75
Sales and marketing		42		26		146		86
General and administrative		51		154		254		451
	$	163	$	244	$	725	$	722

Summary of Stock Options Outstanding, Vested and Expected to Vest and Exercisable

Occasionally, the Company will grant stock-based instruments to non-employees. During the nine months ended October 3, 2015 and September 27, 2014, the amount of stock-based compensation related to non-employee options was not material.

Information regarding stock options outstanding, vested and expected to vest and exercisable as of October 3, 2015 is summarized below:

	Number of Shares		Weighted Average Exercise Price		Weighted Average Remaining Contractual Life (Years)		Aggregate Intrinsic Value (thousands)
Options outstanding		591,686	$	6.43		4.19	$	1,030
Options vested and expected to vest		554,357	$	6.31		4.10	$	1,009
Options exercisable		293,854	$	5.14		3.11	$	761

Restricted Stock Units and Awards

Information regarding the restricted stock units activity for the nine months ended October 3, 2015 is summarized below:

	Number of Shares
Outstanding as of January 3, 2015		277,390
Restricted stock units granted		225,392
Restricted stock units released		(209,193	)
Restricted stock units cancelled		(146,000	)
Outstanding as of October 3, 2015		147,589

Information regarding the restricted stock awards activity for the nine months ended October 3, 2015 is summarized below:

	Number of Shares
Outstanding as of January 3, 2015		2,445
Restricted stock awards granted		2,513
Restricted stock awards released		(2,445	)
Outstanding as of October 3, 2015		2,513