Loss Per Share (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013
Earnings Per Share [Abstract]
Net loss	$ (2,755)us-gaap_NetIncomeLoss	$ (4,211)us-gaap_NetIncomeLoss
Less: preferred stock dividends	20	20
Net loss attributable to common stock holders	$ (2,775)	$ (4,231)
Weighted average shares outstanding - basic (in shares)	34,885	30,525
Weighted average shares outstanding - diluted (in shares)	34,885	30,525
Basic net loss per share (in dollars per share)	$ (0.08)us-gaap_EarningsPerShareBasic	$ (0.14)us-gaap_EarningsPerShareBasic
Diluted net loss per share (in dollars per share)	$ (0.08)us-gaap_EarningsPerShareDiluted	$ (0.14)us-gaap_EarningsPerShareDiluted

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The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

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The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

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The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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Net income after adjustments for dividends on preferred stock (declared in the period) and/or cumulative preferred stock (accumulated for the period).

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The amount of preferred stock dividends that is an adjustment to net income apportioned to common stockholders.

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The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.

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Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.

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