Promissory Note Payable	6 Months Ended
Jan. 31, 2019
Debt Disclosure [Abstract]
Promissory Note Payable	5. Promissory Note Payable On June 28, 2018, we raised $500,000 to support our continued operations by issuing a one-year promissory note to Tom Y. Lee, a member of the Company’s Board of Directors and our largest stockholder. The note accrued interest at 6.5% per annum, compounded annually. On August 16, 2018, $500,000 of principal and approximately $4,000 of accrued interest was canceled and converted into 1,120,633 shares of common stock (See Note 6 to these condensed consolidated financial statements).

The entire disclosure for information about short-term and long-term debt arrangements, which includes amounts of borrowings under each line of credit, note payable, commercial paper issue, bonds indenture, debenture issue, own-share lending arrangements and any other contractual agreement to repay funds, and about the underlying arrangements, rationale for a classification as long-term, including repayment terms, interest rates, collateral provided, restrictions on use of assets and activities, whether or not in compliance with debt covenants, and other matters important to users of the financial statements, such as the effects of refinancing and noncompliance with debt covenants.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-URI http://asc.fasb.org/topic&trid=2208564

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