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v3.24.3

Note 2 - Concentrations of Credit Risk (Details Textual) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Jul. 31, 2024 USD ($) | Jul. 31, 2023 | Jul. 31, 2024 USD ($) | Jul. 31, 2023
Cash, Uninsured Amount | $ 1.4 |  | $ 1.4 |
Wireless Carrier [Member] |  |  |  |
Number of Customers | 1 |  |  |
Wireless Carrier [Member] | Customer Concentration Risk [Member] | Revenue from Contract with Customer Benchmark [Member] |  |  |  |
Concentration Risk, Percentage | 18.00% | 12.00% | 18.00% |
Wireless Carrier [Member] | Customer Concentration Risk [Member] | Accounts Receivable [Member] |  |  |  |
Concentration Risk, Percentage |  | 12.00% |  |
One Distributor [Member] |  |  |  |
Number of Customers | 1 |  |  |
One Distributor [Member] | Customer Concentration Risk [Member] | Revenue from Contract with Customer Benchmark [Member] |  |  |  |
Concentration Risk, Percentage |  |  |  | 13.00%
One Distributor [Member] | Customer Concentration Risk [Member] | Accounts Receivable [Member] |  |  |  |
Concentration Risk, Percentage | 10.00% |  | 10.00% |
Two Distributors [Member] |  |  |  |
Number of Customers |  |  | 0 |
Two Distributors [Member] | Customer Concentration Risk [Member] | Revenue from Contract with Customer Benchmark [Member] |  |  |  |
Concentration Risk, Percentage |  |  | 10.00% |
Distributor One [Member] | Customer Concentration Risk [Member] | Accounts Receivable [Member] |  |  |  |
Concentration Risk, Percentage |  |  |  | 10.00%

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- Definition For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 42 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482810/280-10-50-42 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 21 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482907/825-10-50-21 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 20 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482907/825-10-50-20 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 18 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482861/275-10-50-18 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 20 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482861/275-10-50-20 + Details
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