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Stockholders' Equity (Tables)

12 Months Ended

Dec. 31, 2013

Stockholders Equity Note [Abstract]

Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]

A summary of stock option activity is as follows:

		Outstanding stock options
					Weighted
	Number of				average exercise
	shares				price
Balance at December 31, 2012			946,281		$	3.07
Options granted			354,027			4.29
Options exercised			(3,761)			2.81
Options forfeited			(8,610)			5.53
Options cancelled			(23,592)			11.25
Balance at December 31, 2013			1,264,345			3.25
Options exercisable at December 31, 2013			915,627			2.84

Schedule of Share-based Compensation, Activity [Table Text Block]

The following table summarizes information about stock options outstanding and exercisable at December 31, 2013:

Options outstanding

Options exercisable

Weighted

Weighted

average

average

remaining

Weighted

remaining

Weighted

contractual

average

contractual

average

Number

life

exercise

Aggregate intrinsic

Number

life

exercise

Aggregate

outstanding

(Years)

price

value

exerciseable

(Years)

price

intrinsic value

1,264,345

7.65

$

3.25

$

6,330,494

915,627

7.15

$

2.84

$

4,960,933

Schedule of Share-based Compensation, Restricted Stock Units Award Activity [Table Text Block]

A summary of restricted common stock activity is as follows:

	Number of unvested
	restricted shares
Balance at December 31, 2012			99,869
Granted			12,000
Vested			(7,763)
Cancelled			(322)
Balance at December 31, 2013			103,784

A summary of restricted stock unit activity is as follows:

	Restricted
	Stock Units
Balance at December 31, 2012			-
Granted			15,000
Vested			-
Cancelled			-
Balance at December 31, 2013			15,000

X

- Definition

Tabular disclosure of share-based compensation plans that may be presented in a single table for outstanding, vested and expected to vest, and exercisable awards. The information that may be disclosed in this table may include, but is not limited to, number of shares, weighted average exercise price, weighted average remaining contractual life, and aggregate intrinsic value.

+ References

No definition available.

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- Definition

Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited during the year.

+ 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)(1)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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- Definition

Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year.

+ 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)(1)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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