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Related Party Transactions | 6 Months Ended
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Dec. 31, 2018
Related Party Transactions [Abstract] |
Related Party Transactions Disclosure [Text Block] | Note 5. Related Party Transactions On February 26, 2018, the Company issued a secured convertible promissory note for $500,000 that is payable to a former member of the Board of Directors. On April 3, 2018, the Company issued a second convertible promissory note for $500,000 to this same former member of the Board of Directors. This second promissory note replaced a note with similar terms that was issued on January 25, 2018. In December 2017, the Company entered into an exclusive license agreement with Xoma Corporation (“Xoma”). For the six months ended June 30, 2018, pursuant to the license agreement the Company issued shares of common stock to Xoma that resulted in ownership of approximately 13% of the Company’s outstanding common stock as of December 31, 2018. This license was amended in January 2019 as discussed in Note 11. As of December 31, 2018, accounts payable and accrued expenses include approximately $449,000 of payables due to Xoma.

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- Definition The entire disclosure for related party transactions. Examples of related party transactions include transactions between (a) a parent company and its subsidiary; (b) subsidiaries of a common parent; (c) and entity and its principal owners; and (d) affiliates. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -URI http://asc.fasb.org/topic&trid=2122745 + Details
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