Stockholders' Equity - Schedule of Outstanding Series C Agent Warrants (Detail) - Series C Warrants [Member] |
6 Months Ended |
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Dec. 31, 2020
$ / shares
shares
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| Issued warrants to underwriters | 2,504 |
| Number of conversion shares | 2,152,000 |
| Cumulative common stock dividends | 1,506,000 |
| Series 1 Warrants Outstanding | |
| Issued warrants to underwriters | 1,959 |
| Warrants exercise price | $ / shares | $ 1.16 |
| Number of conversion shares | 1,689,000 |
| Cumulative common stock dividends | 1,182,000 |
| Series 2 Warrants Outstanding Member | |
| Issued warrants to underwriters | 219 |
| Warrants exercise price | $ / shares | $ 1.21 |
| Number of conversion shares | 180,000 |
| Cumulative common stock dividends | 126,000 |
| Series 3 Warrants Outstanding | |
| Issued warrants to underwriters | 326 |
| Warrants exercise price | $ / shares | $ 1.15 |
| Number of conversion shares | 283,000 |
| Cumulative common stock dividends | 198,000 |
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- Definition Number of warrants or rights outstanding, number of conversion. No definition available.
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- Definition Exercise price per share or per unit of warrants or rights outstanding. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Number of warrants or rights outstanding. No definition available.
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- Definition Number of shares of common stock issued as dividends during the period. Excludes stock splits. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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