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Note 14 - Convertible Notes (Details Textual) - Senior Unsecured Convertible Notes [Member] - USD ($) $ / shares in Units, $ in Thousands |  |  |  | 1 Months Ended | 9 Months Ended
--- | --- | --- | --- | --- | ---
Aug. 12, 2022 | Aug. 08, 2022 | Jul. 29, 2022 | Jun. 30, 2022 | May 20, 2022 | Sep. 30, 2022 | Sep. 30, 2021
Proceeds from Convertible Debt |  |  |  |  | $ 10,000 |  |
Debt Instrument, Interest Rate, Stated Percentage |  |  |  |  | 8.00% |  |
Debt Instrument, Convertible, Conversion Price (in dollars per share) |  |  |  |  | $ 3.33 |  |
Four Affiliated Individuals [Member] |  |  |  |  |  |  |
Convertible Debt, Total |  |  |  | $ 9,000 |  |  |
Affiliated Individual [Member] |  |  |  |  |  |  |
Convertible Debt, Total |  |  |  | $ 1,000 |  |  |
Four Board Members [Member] |  |  |  |  |  |  |
Proceeds from Related Party Debt |  |  |  |  | $ 9,000 | $ 18,000 | $ 0
Debt Conversion, Converted Instrument, Shares Issued (in shares) |  |  |  | 1,965,841 |  |  |
Non-affiliated Party [Member] |  |  |  |  |  |  |
Proceeds from Convertible Debt |  |  |  |  |  | $ 11,000 | $ 0
Debt Conversion, Converted Instrument, Shares Issued (in shares) |  |  |  | 231,697 |  |  |
Non-affiliated Party [Member] | Conversion Price 6 Point 254, Maturity Date December 2026 [Member] |  |  |  |  |  |  |
Proceeds from Related Party Debt | $ 10,000 |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | 8.00% |  |  |  |  |  |
Debt Instrument, Convertible, Conversion Price (in dollars per share) | $ 6.15 |  |  |  |  |  |
Director [Member] | Conversion Price 6 Point 254, Maturity Date December 2028 [Member] |  |  |  |  |  |  |
Proceeds from Related Party Debt |  |  | $ 5,000 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  |  | 8.00% |  |  |  |
Debt Instrument, Convertible, Conversion Price (in dollars per share) |  |  | $ 6.254 |  |  |  |
Director [Member] | Conversion Price 6 Point 15, Maturity Date December 2028 [Member] |  |  |  |  |  |  |
Proceeds from Related Party Debt |  | $ 4,000 |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 8.00% |  |  |  |  |
Debt Instrument, Convertible, Conversion Price (in dollars per share) |  | $ 6.254 |  |  |  |  |

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- Definition Including the current and noncurrent portions, carrying amount of debt identified as being convertible into another form of financial instrument (typically the entity's common stock) as of the balance sheet date, which originally required full repayment more than twelve months after issuance or greater than the normal operating cycle of the company. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(16)) -URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878 + Details
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- Definition The number of shares issued in exchange for the original debt being converted in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or payments in the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI https://asc.fasb.org/extlink&oid=126999549&loc=d3e4332-108586 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI https://asc.fasb.org/extlink&oid=126999549&loc=d3e4304-108586 + Details
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- Definition The price per share of the conversion feature embedded in the debt instrument. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 5 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=123466204&loc=SL6031898-161870 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 1B -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611 + Details
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- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 1B -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition The cash inflow from the issuance of a long-term debt instrument which can be exchanged for a specified amount of another security, typically the entity's common stock, at the option of the issuer or the holder. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3255-108585 + Details
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- Definition The cash inflow from a long-term borrowing made from related parties where one party can exercise control or significant influence over another party; including affiliates, owners or officers and their immediate families, pension trusts, and so forth. Alternate caption: Proceeds from Advances from Affiliates. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3255-108585 + Details
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