Equity Transactions | 6 Months Ended |
Jun. 30, 2014 |
Disclosure of Compensation Related Costs, Share-based Payments [Abstract] | ' |
Disclosure of Compensation Related Costs, Share-based Payments [Text Block] | ' |
11 | Equity Transactions | | | |
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Reverse Split |
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In March 2014, the Company completed a 1-for-4 reverse split of its common stock. Pursuant to accounting guidelines, all historical share and per-share data contained in these financial statements have been restated to reflect the reverse split for all periods presented. |
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Private Placement |
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In January 2013, the Company sold 1,000,000 shares of its common stock in a private placement at a price of $4.00 per share. Proceeds from the sale totaled $4,000,000. |
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Public Offerings |
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In August 2013, the Company sold 1,250,000 shares of its common stock in a public offering at a price of $8.00 per share. Proceeds from the sale totaled $9.9 million, net of investment banking fees. |
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In October 2013, the Company sold 3,941,449 shares of its common stock at a price of $6.80 per share in two public offerings. The sales were completed pursuant to the then-current shelf registration, which was filed in August 2013. Proceeds from the sales, net of expenses, broker fees and commissions, totaled approximately $25.0 million. |
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In March 2014, the Company sold 12,650,000 shares of its common stock in a public offering at a price of $6.60 per share. The sale of stock was completed pursuant to the Company’s December 2013 shelf registration. Proceeds from the sale, net of expenses, broker fees and commissions, totaled approximately $78.0 million. |
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Stock Options |
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During the year ended December 31, 2013, the Company granted 440,000 stock options to members of its Board of Directors, employees and certain key third-party consultants. The options have exercise prices ranging from $5.84 to $9.28 per share. Each of the stock options granted has a five-year life and vest 50% on the one-year anniversary of the grant date, with the remaining 50% vesting on the second-year anniversary date. |
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The assumptions used in the Black-Scholes Option Pricing Model for the stock options granted during the 2013 were as follows: |
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Risk-free interest rate | | | 0.23 to 0.35% | |
Expected volatility of common stock | | | 62% to 84% | |
Dividend yield | | | $0.00 | |
Expected life of options | | | 5 years | |
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During the six-month period ended June 30, 2014, the Company granted 37,500 stock options to certain employees. The options have exercise prices ranging from $6.18 to $7.05 per share. Each of the stock options granted has a five-year life and vest 50% on the one-year anniversary of the grant date, with the remaining 50% vesting on the second-year anniversary date. |
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The assumptions used in the Black-Scholes Option Pricing Model for the stock options granted during the 2014 were as follows: |
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Risk-free interest rate | | | 0.43 to 0.48% | |
Expected volatility of common stock | | | 59% to 61% | |
Dividend yield | | | $0.00 | |
Expected life of options | | | 5 years | |
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The options outstanding as of June 30, 2014 and December 31, 2013 have an intrinsic value of $2.69 and $4.12 per share and an aggregate intrinsic value of approximately $5.3 million and $7.9 million, respectively. |
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Shares Reserved for Future Issuance |
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As of June 30, 2014 and December 31, 2012, the Company had reserved 1,963,025 and 1,926,775 shares, respectively, for future issuance upon exercise of outstanding options. |
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