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Note 10 - Related Party Transactions (Details Textual) - USD ($) |  |  |  | 1 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | --- | --- | --- | ---
Dec. 22, 2023 | Jan. 28, 2022 | Jan. 25, 2022 | Jan. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022 | Jan. 27, 2022 | Dec. 31, 2021
Gain (Loss) on Disposition of Business |  |  |  |  | $ (408,000) | $ (0) |  |
Other Liabilities, Current |  |  |  |  | $ 15,274,000 | 20,261,000 |  |
Phantom Share Units (PSUs) [Member] |  |  |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares) |  |  |  |  | 111,111 |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period (Year) |  |  |  |  | 3 years |  |  |
Other Liabilities, Current |  |  |  |  | $ 555,000 | 0 |  |
Sparfacts [Member] |  |  |  |  |  |  |  |
Noncontrolling Interest, Ownership Percentage by Parent | 51.00% |  |  |  | 51.00% |  |  |
NMS LLC [Member] |  |  |  |  |  |  |  |
Disposal Group, Including Discontinued Operation, Consideration | $ 1,441,004 |  |  |  |  |  |  |
Financing Receivable, before Allowance for Credit Loss |  |  |  |  | $ 523,000 |  |  |
Escrow Receivable |  |  |  |  | 700,000 |  |  |
Gain (Loss) on Disposition of Business |  |  |  |  | (427,000) |  |  |
NMS LLC [Member] | Forecast [Member] |  |  |  |  |  |  |  |
Proceeds from Divestiture of Businesses |  |  |  | $ 700,000 |  |  |  |
Financing Receivable, before Allowance for Credit Loss |  |  |  | 523,000 |  |  |  |
Contingent Receivable |  |  |  | $ 209,004 |  |  |  |
Sparfacts [Member] |  |  |  |  |  |  |  |
Gain (Loss) on Disposition of Business |  |  |  |  | $ 19,000 |  |  |
Disposal Group, Including Discontinued Operation, Consideration Usage of Brand Name | $ 75,000 |  |  |  |  |  |  |
Sale Agreement, Brand Usage Duration (Month) | 6 months |  |  |  |  |  |  |
NMS [Member] | Minimum [Member] |  |  |  |  |  |  |  |
Percent of Reimbursement |  |  |  |  | 4.00% |  |  |
NMS [Member] | Maximum [Member] |  |  |  |  |  |  |  |
Percent of Reimbursement |  |  |  |  | 10.00% |  |  |
CIC Agreement [Member] |  |  |  |  |  |  |  |
Change in Amount, Change Due to Non-cash Majority Stockholders Control Agreement, Expense |  |  |  |  | $ 4,477,585 |  |  |
Preferred Stock, Shares Issued (in shares) |  |  |  |  | 2,000,000 |  |  | 3,000,000
Preferred Stock, Shares Issuable (in shares) |  |  |  |  | 3,000,000 |  |  |
Preferred Stock, Value, Issued, Ending Balance |  | $ 3,690,000 |  |  |  |  |  |
Share Price (in dollars per share) |  |  |  |  |  |  |  | $ 1.23
CIC Agreement [Member] | James R. Brown [Member] |  |  |  |  |  |  |  |
Cash Payment |  | 250,000 |  |  |  |  |  |
Related Party Transactions, Maximum Amount of Reimbursement for Legal Fees |  | 35,000 |  |  |  |  |  |
CIC Agreement [Member] | SAS [Member] |  |  |  |  |  |  |  |
Related Party Transactions, Settlement of Obligations and Related Claim |  | $ 502,585 |  |  |  |  |  |
James R. Brown [Member] | Brown Advisor Agreement [Member] |  |  |  |  |  |  |  |
Related Party Transaction, Amounts of Transaction |  |  | $ 55,000 |  |  |  |  |
Thenablers, Ltd. [Member] | Lazaretos Consulting Agreement [Member] |  |  |  |  |  |  |  |
Related Party Transaction, Amounts of Transaction, Rate Per Month |  |  |  |  |  |  | $ 10,000 |
WB Marketing, Inc [Member] | Service Fees [Member] |  |  |  |  |  |  |  |
Related Party Transaction, Amounts of Transaction |  |  |  |  | $ 103,000 | $ 189,000 |  |
Resource Plus, Inc [Member] |  |  |  |  |  |  |  |
Majority Interest Ownership Percentage By Parent |  |  |  |  | 51.00% |  |  |
SAS [Member] | Remaining Premium Adjustments [Member] |  |  |  |  |  |  |  |
Related Party Transaction, Amounts of Transaction |  |  |  |  | $ 220,558 |  |  |
SAS [Member] | Premium Adjustments [Member] |  |  |  |  |  |  |  |
Related Party Transaction, Amounts of Transaction |  |  |  |  | 1,102,790 |  |  |
William Bartels [Member] |  |  |  |  |  |  |  |
Liability, Pension and Other Postretirement and Postemployment Benefits, Current |  |  |  |  | 200,923 |  |  |
William Bartels [Member] | SPAR Group [Member] |  |  |  |  |  |  |  |
Pension and Other Postretirement Benefits Cost (Reversal of Cost) |  |  |  |  | $ 700,000 |  |  |

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