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v3.23.4

Note 4 - Leases (Details Textual) $ in Millions | 12 Months Ended
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Oct. 31, 2023 USD ($)
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability | $ 19.8
Lessee, Operating Lease, Lease Not Yet Commenced | 3.2
Increase (Decrease) in Operating Lease Liability | $ 19.8
Minimum [Member] | Office Leases [Member] |
Lessee, Operating Lease, Term of Contract (Year) | 3 years
Maximum [Member] | Office Leases [Member] |
Lessee, Operating Lease, Term of Contract (Year) | 5 years

X
- Definition Amount of operating leases not yet commenced. + References No definition available. + Details
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X
- Definition Amount of increase (decrease) in obligation for operating lease. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 28 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-28 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (g)(1) -SubTopic 20 -Topic 842 -Publisher FASB -URI https://asc.fasb.org//1943274/2147478964/842-20-50-4 + Details
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- Definition Amount of increase in right-of-use asset obtained in exchange for operating lease liability. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 53 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479589/842-20-55-53 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (g)(2) -Publisher FASB -URI https://asc.fasb.org//1943274/2147478964/842-20-50-4 + Details
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