STOCK-BASED COMPENSATION (Tables)

6 Months Ended

Jun. 27, 2015

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

A summary of stock option award activity under the equity plans as of June 27, 2015 and changes during the six month period then ended is as follows:



	Six Months Ended June 27, 2015
	Shares		Weighted Average Exercise Price
Balance, December 27, 2014	130,500		$	3.49
Options forfeited/canceled	(125,358	)	3.50
Options exercised	(5,142	)	3.16
Balance, all exercisable, June 27, 2015	—		$	—

NonVested Restricted Common Stock

A summary of the activity for non-vested restricted common stock awards as of June 27, 2015 and changes during the six month period then ended is presented below:



	Shares		Weighted Average Grant Fair Value
Balance, December 27, 2014	2,551,631		$	3.75
Granted	1,005,000		3.89
Forfeited	(255,020	)	3.68
Vested	(227,500	)	4.00
Balance, June 27, 2015	3,074,111		$	3.78

Stock-Based Compensation Expense

The following table summarizes stock-based compensation expense within each of the categories below as it relates to non-vested restricted common stock awards for the six months ended June 27, 2015 and June 28, 2014 (no tax benefits were recognized):



	Six Months Ended
	June 27, 2015		June 28, 2014
Cost of component revenues	$	461,094	$	472,213
Research and development	503,523		637,528
Selling, general and administrative	1,057,426		1,252,705
Total	$	2,022,043	$	2,362,446