Stockholders' Deficit	12 Months Ended
Dec. 31, 2016
Equity [Abstract]
Stockholders' Deficit	13. Stockholders’ Deficit Capital Stock The Company was organized under the laws of the state of Nevada on July 27, 2004 and was subsequently reincorporated under the laws of the state of Delaware on November 10, 2015. In connection with the reincorporation, as approved by the stockholders, the Company changed its authorized capital stock to consist of (i) 100 million shares of common stock, $.001 par value, and (ii) 2 million shares of preferred stock, $0.001 par value, designated as Series A convertible preferred stock. In December 2015, the Company amended its Certificate of Incorporation to change its authorized capital stock to provide for 15 million authorized shares of preferred stock of which 7,515,000 was designated as Series B convertible preferred stock, par value $.001 per share. Prior to November 10, 2015, the Company’s authorized capital stock consisted of 100 million shares of common stock, $.001 par value, and 10 million shares of preferred stock, $.001 par value. Common Stock The Company had 10,157,292 and 4,108,766 shares of common stock issued and outstanding as of December 31, 2016 and 2015, respectively. The holders of shares of common stock are entitled to one vote per share on all matters submitted to a vote of the stockholders. As long as shares of preferred stock are outstanding, the holders of outstanding shares of common stock are not entitled to receive any dividends. In the event of liquidation, dissolution or winding up of the Company, the holders of common stock are entitled to share ratably in all assets remaining after payment of liabilities and the liquidation preference of any then outstanding shares of preferred stock. The holders of common stock have no preemptive, conversion or other subscription rights. There are no redemption or sinking fund provisions applicable to the common stock. In May and June 2015, the 2014 Notes with an outstanding principal and accrued interest of $452 were converted into 71,446 shares of common stock (conversion rate: principal – $7.50 per share; interest – $5.00 per share). The shares of common stock were recorded at their estimated fair value of $7.575 per share on the date of issuance. See Note 10. In November 2015, the Company converted a note payable with a stockholder that had an outstanding principal balance, including accrued interest, totaling $68, into 8,971 shares of common stock in accordance with its original conversion terms. See Note 10. On April 7, 2016, a short-term unsecured promissory note for $27 was settled with the issuance of 54,000 shares of common stock. During 2015, the Company issued 390,873 shares of common stock upon the exercise of stock options for cash proceeds of $78. On December 8, 2016, in connection with its initial public offering, the Company issued 1,875,000 shares of common stock for net consideration of $12.6 million. In May, 2016, certain 2016 Unsecured Notes were surrendered as consideration for purchase of 124,000 shares of common stock in the Right’s offering at the subscription price of $2.50 per share. For the year ended December 31, 2016, the Company issued 630,935 shares of common stock upon the exercise of stock options and warrants for cash proceeds of $521. During the year ended December 31, 2016, the Company issued an aggregate of 13,320 ordinary shares in net settlement of vested restricted stock units, valued at $295. Rights Offering In April 2016, the Company offered to the existing holders of shares of (i) its common stock and (ii) Series B convertible preferred stock, in each case, as of April 8, 2016 (the “Record Date”), at no charge, non-transferable subscription rights, on a pro rata basis, to purchase shares of common stock at a subscription price of $2.50 per share (the “Rights Offering”). In addition, the holders also had the right to purchase additional shares of common stock, if any shares remain unsubscribed. The Company offered subscription rights on 5,794,162 shares of its common stock. The Rights Offering was conducted as a private placement on a “best efforts” basis, with no minimum subscription required. The subscription rights were initially exercisable beginning on April 8, 2016 and expiring on April 29, 2016 (the “Subscription Period”). However, the Company reserved the right to extend the Subscription Period for up to two additional weeks. The Company extended the Subscription Period for one additional week. The Rights Offering closed on May 6, 2016. The Company issued 2,478,486 shares of common stock and received aggregate consideration of $6,199 in the Rights Offering. The aggregate consideration received consisted of: (i) $5,284 in cash; (ii) $821 in consideration paid through the cancellation of $821 in outstanding principal amount (and related unpaid interest) under certain 2016 Unsecured Notes (as defined below) and the 2015 Unsecured Notes; and (iii) the extinguishment of $94 in amounts owed by the Company for services and related miscellaneous expenses. Such cash proceeds will be used for working capital and general corporate purposes. As the Rights Offering was offered to certain existing holders of the Company’s stock, the shares sold are treated as outstanding from the date of their issuance in the computation of loss per share, basic and diluted in future periods.

Stockholders' Deficit

12 Months Ended

Dec. 31, 2016

13. Stockholders’ Deficit

Capital Stock

The Company was organized under the laws of the state of Nevada on July 27, 2004 and was subsequently reincorporated under the laws of the state of Delaware on November 10, 2015. In connection with the reincorporation, as approved by the stockholders, the Company changed its authorized capital stock to consist of (i) 100 million shares of common stock, $.001 par value, and (ii) 2 million shares of preferred stock, $0.001 par value, designated as Series A convertible preferred stock. In December 2015, the Company amended its Certificate of Incorporation to change its authorized capital stock to provide for 15 million authorized shares of preferred stock of which 7,515,000 was designated as Series B convertible preferred stock, par value $.001 per share.

Prior to November 10, 2015, the Company’s authorized capital stock consisted of 100 million shares of common stock, $.001 par value, and 10 million shares of preferred stock, $.001 par value.

Common Stock

The Company had 10,157,292 and 4,108,766 shares of common stock issued and outstanding as of December 31, 2016 and 2015, respectively. The holders of shares of common stock are entitled to one vote per share on all matters submitted to a vote of the stockholders. As long as shares of preferred stock are outstanding, the holders of outstanding shares of common stock are not entitled to receive any dividends. In the event of liquidation, dissolution or winding up of the Company, the holders of common stock are entitled to share ratably in all assets remaining after payment of liabilities and the liquidation preference of any then outstanding shares of preferred stock. The holders of common stock have no preemptive, conversion or other subscription rights. There are no redemption or sinking fund provisions applicable to the common stock.

In May and June 2015, the 2014 Notes with an outstanding principal and accrued interest of $452 were converted into 71,446 shares of common stock (conversion rate: principal – $7.50 per share; interest – $5.00 per share). The shares of common stock were recorded at their estimated fair value of $7.575 per share on the date of issuance. See Note 10.

In November 2015, the Company converted a note payable with a stockholder that had an outstanding principal balance, including accrued interest, totaling $68, into 8,971 shares of common stock in accordance with its original conversion terms. See Note 10.

On April 7, 2016, a short-term unsecured promissory note for $27 was settled with the issuance of 54,000 shares of common stock.

During 2015, the Company issued 390,873 shares of common stock upon the exercise of stock options for cash proceeds of $78.

On December 8, 2016, in connection with its initial public offering, the Company issued 1,875,000 shares of common stock for net consideration of $12.6 million.

In May, 2016, certain 2016 Unsecured Notes were surrendered as consideration for purchase of 124,000 shares of common stock in the Right’s offering at the subscription price of $2.50 per share.

For the year ended December 31, 2016, the Company issued 630,935 shares of common stock upon the exercise of stock options and warrants for cash proceeds of $521.

During the year ended December 31, 2016, the Company issued an aggregate of 13,320 ordinary shares in net settlement of vested restricted stock units, valued at $295.

Rights Offering

In April 2016, the Company offered to the existing holders of shares of (i) its common stock and (ii) Series B convertible preferred stock, in each case, as of April 8, 2016 (the “Record Date”), at no charge, non-transferable subscription rights, on a pro rata basis, to purchase shares of common stock at a subscription price of $2.50 per share (the “Rights Offering”). In addition, the holders also had the right to purchase additional shares of common stock, if any shares remain unsubscribed. The Company offered subscription rights on 5,794,162 shares of its common stock. The Rights Offering was conducted as a private placement on a “best efforts” basis, with no minimum subscription required.

The subscription rights were initially exercisable beginning on April 8, 2016 and expiring on April 29, 2016 (the “Subscription Period”). However, the Company reserved the right to extend the Subscription Period for up to two additional weeks. The Company extended the Subscription Period for one additional week. The Rights Offering closed on May 6, 2016.

The Company issued 2,478,486 shares of common stock and received aggregate consideration of $6,199 in the Rights Offering. The aggregate consideration received consisted of: (i) $5,284 in cash; (ii) $821 in consideration paid through the cancellation of $821 in outstanding principal amount (and related unpaid interest) under certain 2016 Unsecured Notes (as defined below) and the 2015 Unsecured Notes; and (iii) the extinguishment of $94 in amounts owed by the Company for services and related miscellaneous expenses. Such cash proceeds will be used for working capital and general corporate purposes. As the Rights Offering was offered to certain existing holders of the Company’s stock, the shares sold are treated as outstanding from the date of their issuance in the computation of loss per share, basic and diluted in future periods.