Stockholders' Equity (Details Narrative) - USD ($) |
3 Months Ended | |
|---|---|---|
Jul. 31, 2016 |
Apr. 30, 2016 |
|
| Stockholders' Equity | ||
| Restricted stock issued, shares | 188,333 | |
| Stock based compensation expense | $ 429,000 | |
| Warrant | ||
| Stockholders' Equity | ||
| Stock warrants outstanding | 133,667 | |
| Warrant | Minimum | ||
| Stockholders' Equity | ||
| Exercise price of warrants | $ 7.50 | |
| Warrant | Maximum | ||
| Stockholders' Equity | ||
| Exercise price of warrants | $ 10.50 | |
| Series B Preferred Shares | ||
| Stockholders' Equity | ||
| Preferred stock, shares converted | 279,887 | |
| Common stock issued upon conversion of preferred stock | 1,865,913 | |
| Adjustment to additional paid in capital upon redemption of preferred stock | $ 3,414,621 | |
| Conversion price, per share | $ 12.20 | |
| Number of common shares potentially issuable upon conversion of Series B Preferred Stock | Convertible into 344,480 shares of common stock | |
| Series B Preferred Stock, outstanding after giving effect to the exchange | 51,672 | 331,559 |
| X | ||||||||||
- Definition Amount of decrease (increase) in additional paid in capital (APIC) for the increase in carrying amount of redeemable preferred stock. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Exercise price per share or per unit of warrants or rights outstanding. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Number of warrants or rights outstanding. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition The number of shares converted in a noncash (or part noncash) transaction. Noncash is defined as transactions during a period that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Specific terms relevant to convertibility. Includes class of preferred stock and number of shares convertible into, exercise (or conversion) price or rates, dates relevant to conversion timing and events relevant to conversion. Describe also any beneficial conversion features. where convertible preferred stock with a nondetachable conversion feature is in-the-money at commitment date. For contingently convertible preferred stock, discuss the circumstances of the contingency, including the events or changes in circumstance that would cause the contingency to be met and any of the significant features necessary to understand the conversion rights and the timing of those rights. Include also an events or changes in circumstance, if any, that could adjust or change the contingency, conversion price, or number of shares, including significant terms of those changes. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition The price per share at which the preferred stock of an entity that has priority over common stock in the distribution of dividends and in the event of liquidation of the entity is redeemed or may be called at. The redemption features of this preferred stock are solely within the control of the issuer. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition 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. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Number of shares issued during the period as a result of the conversion of convertible securities. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Total number of shares issued during the period, including shares forfeited, as a result of Restricted Stock Awards. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|