Subsequent Events	12 Months Ended
Oct. 31, 2017
Subsequent Events [Abstract]
Subsequent Events	16. SUBSEQUENT EVENTS Executive Employment Agreements On November 10, 2017, the Company, entered into new executive employment agreements, effective as of November 10, 2017 (the “Effective Date”) with each of Dr. Denver Lough, Dr. Edward Swanson, John Stetson and Cameron Hoyler, as further described below. Dr. Lough On November 10, 2017, the Company entered into a new executive employment agreement (the “Lough Agreement”) with Dr. Lough, effective as of the Effective Date, providing for the continuation of his role as the Chief Executive Officer and Chief Scientific Officer of the Company for a term of three years, which term shall be shall be automatically renewed for successive one year periods thereafter unless either party provides the other party with written notice of his or its intention not to renew the Lough Agreement at least three months prior to the expiration of the initial term.

Subsequent Events

12 Months Ended

Oct. 31, 2017

16. SUBSEQUENT EVENTS

Executive Employment Agreements

On November 10, 2017, the Company, entered into new executive employment agreements, effective as of November 10, 2017 (the “Effective Date”) with each of Dr. Denver Lough, Dr. Edward Swanson, John Stetson and Cameron Hoyler, as further described below.

Dr. Lough

On November 10, 2017, the Company entered into a new executive employment agreement (the “Lough Agreement”) with Dr. Lough, effective as of the Effective Date, providing for the continuation of his role as the Chief Executive Officer and Chief Scientific Officer of the Company for a term of three years, which term shall be shall be automatically renewed for successive one year periods thereafter unless either party provides the other party with written notice of his or its intention not to renew the Lough Agreement at least three months prior to the expiration of the initial term.