Equity - Summary of Stock Option Plans (Details)	3 Months Ended
Mar. 31, 2016 USD ($) $ / shares shares
Equity [Abstract]
Number of Options, Outstanding at beginning balance \| shares	2,364,918
Number of Options, Granted \| shares
Number of Options, Exercised \| shares
Number of Options, Forfeited or expired \| shares	(66,666)
Number of Options, Outstanding at end balance \| shares	2,298,252
Number of Options, Exercisable at end of period \| shares	2,186,583
Weighted Average Exercise Price, Outstanding at beginning balance \| $ / shares	$ 3.51
Weighted Average Exercise Price, Granted \| $ / shares
Weighted Average Exercise Price, Exercised \| $ / shares
Weighted Average Exercise Price, Forfeited or expired \| $ / shares	$ 3.70
Weighted Average Exercise Price, Outstanding at end balance \| $ / shares	3.50
Weighted Average Exercise Price, Exercisable at end of Period \| $ / shares	$ 3.58
Weighted Average Remaining Contractual Terms, Outstanding	5 years 1 month 6 days
Weighted Average Remaining Contractual Terms, Exercisable	5 years
Aggregate Intrinsic Value, Outstanding \| $
Aggregate Intrinsic Value, Exercisable \| $

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- Definition

The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

+ 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)(iii)
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- Definition

The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

+ References

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- Definition

For presentations that combine terminations, the number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan or that expired.

+ References

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-Publisher FASB
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-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(iv)(3)-(4)
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- Definition

Weighted average price of options that were either forfeited or expired.

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-Name Accounting Standards Codification
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- Definition

Gross number of share options (or share units) granted during the period.

+ References

No definition available.

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- Definition

Number of options outstanding, including both vested and non-vested options.

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- Definition

Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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- Definition

Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of fully vested and expected to vest options that are exercisable.

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-Publisher FASB
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- Definition

Amount by which the current fair value of the underlying stock exceeds the exercise price of fully vested and expected to vest options outstanding.

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- Definition

Weighted average price at which option holders acquired shares when converting their stock options into shares.

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Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

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- Definition

Weighted average remaining contractual term for vested portions of options outstanding and currently exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Number of share options (or share units) exercised during the current period.

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