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Basic and Diluted Net Income (Loss) Per Share (Tables)

12 Months Ended

Jan. 01, 2016

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

The following table sets forth the computation of basic and diluted net income (loss) per share (in thousands except per share amounts):

		2015			2014			2013
Numerator:
Net income (loss)		$	(6,533)		$	(8,392)		$	398
Denominator:
Weighted average common shares and denominator for basic calculation:
Weighted average common shares outstanding			39,384			38,342			37,017
Less: Unvested restricted stock			(124)			(251)			(311)
Denominator for basic calculation			39,260			38,091			36,706
Weighted average effects of potentially dilutive common stock:
Stock options			—			—			1,235
Unvested restricted stock			—			—			177
Restricted stock units			—			—			75
Warrants			—			—			414
Denominator for diluted calculation			39,260			38,091			38,607
Net income (loss) per share – basic and diluted		$	(0.17)		$	(0.22)		$	0.01

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]

The following table sets forth (in thousands) the weighted average number of options and warrants to purchase shares of common stock, restricted stock, and restricted stock units which were not included in the calculation of diluted per share amounts because the effects would be anti-dilutive.

		2015			2014			2013
Options			2,506			1,988			1,109
Warrants			345			492			—
Restricted stock and restricted stock units			190			227			—
Total			3,041			2,707			1,109

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- References

No definition available.

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- Definition

Tabular disclosure of securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by antidilutive securities.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

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- Definition

Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

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