Number of allocated shares held by the Employee Stock Option Plan at balance sheet date. Allocated shares are shares that have been assigned to individual participant accounts based on a known formula.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 40
-Section 50
-Paragraph 1
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=109244661&loc=d3e17540-113929

Name:	us-gaap_SharesHeldInEmployeeStockOptionPlanAllocated
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

Stock-Based Compensation (Details) - USD ($)	3 Months Ended
Stock-Based Compensation (Details) - USD ($)	Oct. 31, 2017	Oct. 31, 2016	Nov. 30, 2015
2015 Equity Compensation Plan [Member]
Stock-Based Compensation (Textual)
Shares of stock options			7,500,000
Employees [Member]
Stock-Based Compensation (Textual)
Stock-based compensation expense to employees	$ 56,000	$ 0
Unamortized compensation cost	$ 37,000	$ 0