Credit Risk and Other Concentrations (Details Narrative) (10-Q) - USD ($)	Apr. 30, 2019	Oct. 31, 2018
Maximum [Member]
FDIC insured amount	$ 250,000	$ 250,000

The amount of cash deposited in financial institutions as of the balance sheet date that is insured by the Federal Deposit Insurance Corporation.

No definition available.

Name:	us-gaap_CashFDICInsuredAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant