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Note 1 - Unaudited Interim Condensed Consolidated Financial Statements (Details Textual) - USD ($) |  | 1 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
May 05, 2020 | May 31, 2020 | Apr. 30, 2020 | Nov. 01, 2019 | Oct. 31, 2019
Operating Lease, Right-of-Use Asset |  |  | $ 1,901,000 |  |
Operating Lease, Liability, Total |  |  | $ 2,000,000 |  |
Accounting Standards Update 2016-02 [Member] |  |  |  |  |
Operating Lease, Right-of-Use Asset |  |  |  | $ 2,300,000 |
Operating Lease, Liability, Total |  |  |  | $ 2,400,000 |
Subsequent Event [Member] |  |  |  |  |
Proceeds from Paycheck Protection Program Under CARES Act | $ 2,800,000 | $ 2,800,000 |  |  |

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- Definition The cash inflow received from loan funding under the Paycheck Protection Program which was established under the Coronavirus Aid, Relief and Economic Security (CARES) Act in March 2020. + References No definition available. + Details
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- Definition Present value of lessee's discounted obligation for lease payments from operating lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121603541&loc=SL77918627-209977 + Details
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- Definition Amount of lessee's right to use underlying asset under operating lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121603541&loc=SL77918627-209977 + Details
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