Condensed Consolidated Balance Sheets (Unaudited) (Parenthetical) - $ / shares	Sep. 30, 2018	Dec. 31, 2017
Common stock, par value (in dollars per share)	$ 0.0001	$ 0.0001
Common stock, authorized	100,000,000	100,000,000
Common stock, issued	8,542,542	6,234,910
Common stock, outstanding	8,542,530	6,234,898
Treasury stock	12	12
Series D Preferred Stock [Member]
Preferred stock, issued	4,725	4,725
Preferred stock, outstanding	4,725	4,725
liquidation preference (in dollars per share)	$ 0.0001	$ 0.0001
Series D-1 Convertible Preferred Stock [Member]
Preferred stock, issued	834	834
Preferred stock, outstanding	834	834
liquidation preference (in dollars per share)	$ 0.0001	$ 0.0001

Face amount or stated value per share of common stock.

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Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

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Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

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The per share liquidation preference (or restrictions) of nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) that has a preference in involuntary liquidation considerably in excess of the par or stated value of the shares. The liquidation preference is the difference between the preference in liquidation and the par or stated values of the share.

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Aggregate share number for all nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) held by stockholders. Does not include preferred shares that have been repurchased.

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