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Convertible Series A Preferred Stock (Details) - USD ($) |  | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Mar. 31, 2015 | Jun. 30, 2016 | Jun. 30, 2015 | Dec. 31, 2015
Convertible Series A Preferred Stock |  |  |  |
Cash proceeds from issuance of Series A preferred |  |  | $ 1,522,000 |
Convertible Notes |  |  |  |
Convertible Series A Preferred Stock |  |  |  |
Conversion price percentage of principal and unpaid accrued interest | 125.00% |  |  |
Series A Convertible Preferred Stock. |  |  |  |
Convertible Series A Preferred Stock |  |  |  |
Issuance of convertible Series A preferred stock (shares) | 745,637 |  | 745,637 |
Original issue price, per share | $ 6.70585 |  |  |
Aggregate consideration, cash and noncash | $ 5,000,000 |  |  |
Cash proceeds from issuance of Series A preferred | 1,500,000 |  |  |
Dividend rate |  | 8.00% |  |
Dividends deemed payable and accrued |  | $ 0 |  | $ 0
Cumulative unpaid dividends |  | $ 500,000 |  | $ 300,000
Conversion price per share |  | $ 6.70585 |  | $ 6.70585
Liquidation preference, per share |  | $ 6.70585 |  |
Fair value of preferred stock |  | $ 7,200,000 |  |
Series A Convertible Preferred Stock. | Minimum |  |  |  |
Convertible Series A Preferred Stock |  |  |  |
Liquidation preference upon transfer of voting power, percentage |  | 50.00% |  |
Multiple of original price which triggers automatic conversion |  | 150.00% |  |
Value of offering which triggers automatic conversion |  | $ 50,000,000 |  |
Percentage of outstanding shares which may require the Company to redeem shares |  | 80.00% |  |
Redemption price, as a percent of liquidation preference |  | 150.00% |  |
Series A Convertible Preferred Stock. | Convertible Notes |  |  |  |
Convertible Series A Preferred Stock |  |  |  |
Noncash consideration received, debt converted into stock | $ 3,500,000 |  |  |
Conversion price percentage of principal and unpaid accrued interest | 125.00% |  |  |

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- Definition The multiple of the original issue price which is used to calculate whether a public offering of stock triggers automatic conversion of the convertible preferred stock. + References No definition available. + Details
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