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Note 9 - Commitments and Contingencies (Details Textual) - USD ($) $ in Thousands |  |  |  | 12 Months Ended
--- | --- | --- | --- | ---
Mar. 10, 2023 | May 13, 2021 | Oct. 10, 2019 | Dec. 31, 2022 | Dec. 31, 2021
Gain (Loss) on Settlement of Debt |  |  |  | $ (237) | $ 3,449
Legacy Accounts Payable Deemed to No Longer Be Legal Obligaion to Vendors [Member] |  |  |  |  |
Settlement of Obligation, Amount |  |  |  |  | 348
Payment of Commitment Obligation |  |  |  |  | 139
Gain Loss on Settlement of Obligations |  |  |  |  | 209
Lease Abandoned in 2015 [Member] |  |  |  |  |
Gain (Loss) on Lease Abandoned |  |  |  |  | 256
Amended and Restated Seller Note from Acquisition of Allure [Member] |  |  |  |  |
Repayments of Debt |  | $ 100 |  |  | 100
Gain (Loss) on Settlement of Debt |  |  |  |  | 1,624
P P P Loan [Member] |  |  |  |  |
Gain (Loss) on Settlement of Debt |  |  |  |  | 1,552
Amended and Restated Seller Note Principal [Member] |  |  |  |  |
Gain (Loss) on Settlement of Debt |  |  |  |  | 1,538
Amended and Restated Seller Note Related Interest [Member] |  |  |  |  |
Gain (Loss) on Settlement of Debt |  |  |  |  | $ 86
Alleged Breach of Contract Related to Hardware Failures of Equipment Installations Performed by Allure [Member] |  |  |  |  |
Loss Contingency, Damages Sought, Value |  |  | $ 3,200 |  |
Alleged Breach of Contract Related to Hardware Failures of Equipment Installations Performed by Allure [Member] | Subsequent Event [Member] |  |  |  |  |
Litigation Settlement, Amount Awarded to Other Party | $ 733 |  |  |  |
Litigation Settlement, Amount Awarded to Other Party, Covered by Insurance | 700 |  |  |  |
Litigation Settlement, Amount Awarded to Other Party, Not Covered by Insurance | $ 33 |  |  |  |

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- Definition The value (monetary amount) of the award the plaintiff seeks in the legal matter. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=121557415&loc=d3e14435-108349 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=121557415&loc=d3e14326-108349 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 9 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=121557415&loc=d3e14557-108349 + Details
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