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Note 2 - Concentrations of Credit Risk (Tables)

6 Months Ended

Apr. 30, 2025

Notes Tables

Schedules of Concentration of Risk, by Risk Factor [Table Text Block]

		Three Months Ended April 30,								Six Months Ended April 30,
		2025				2024				2025				2024
Wireless provider A			11	%			-				-				-
Wireless provider B			-				-				11	%			-

X

- Definition

Tabular disclosure of the nature of a concentration, a benchmark to which it is compared, and the percentage that the risk is to the benchmark.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 275
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 18
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482861/275-10-50-18

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 275
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 20
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482861/275-10-50-20

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X

- References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
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Period Type:	duration