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Stockholders' Equity and Stock-Based Compensation (Tables)

12 Months Ended

Dec. 31, 2016

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

NonVested Restricted Common Stock

A summary of the activity for nonvested restricted common stock awards as of December 31, 2016 and changes during the year then ended is presented below:

	Shares			Weighted Average Grant Fair Value
Balance, December 26, 2015	2,192,016			$	3.82
Granted	1,663,000			2.40
Forfeited	(110,500	)		3.21
Vested	(736,842	)		3.17
Balance, December 31, 2016	3,007,674			$	3.21

Stock-Based Compensation Expense

The following table summarizes stock-based compensation expense related to employee stock options and nonvested restricted common stock awards for the fiscal years 2016, 2015 and 2014 (no tax benefits were recognized):

	2016				2015				2014
Cost of component revenues	$	561,791			$	729,715			$	766,221
Research and development	527,081				776,946				965,945
Selling, general and administrative	1,336,454				1,638,818				3,095,606
Total	$	2,425,326			$	3,145,479			$	4,827,772

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Tabular disclosure of the allocation of equity-based compensation costs to a given line item on the balance sheet and income statement for the period. This may include the reporting line for the costs and the amount capitalized and expensed.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(1)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
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-Section 50
-Paragraph 1
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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SAB Topic 14.F)
-URI http://asc.fasb.org/extlink&oid=27013229&loc=d3e301413-122809

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Tabular disclosure of the changes in outstanding nonvested shares.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)
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