Number of shares issued for each share of convertible preferred stock that is converted.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
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-Subparagraph (SX 210.5-02(28))
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
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Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
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Name:	us-gaap_ConvertiblePreferredStockSharesIssuedUponConversion
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

Equity Investments (Details Textual) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Oct. 31, 2019	Oct. 31, 2018	Jul. 31, 2019	Jun. 30, 2016
Common Class B \| Zedge Inc [Member]
Equity Investments (Textual)
Shares of common stock	42,282		42,282
Common Class B \| Rafael Holdings Inc [Member]
Equity Investments (Textual)
Shares of common stock	27,419		27,419
Visa Series C Preferred [Member]
Equity Investments (Textual)
Owned shares	1,830	1,830		1,830
Shares owned fair value	$ 18	$ 22
Convertible shares				13.886