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Note 1 - Summary of Significant Accounting Policies (Details Textual) |  |  |  |  | 3 Months Ended | 6 Months Ended | 12 Months Ended |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Aug. 12, 2024 $ / shares shares | Aug. 09, 2023 USD ($) | Mar. 17, 2023 | Mar. 16, 2023 | Jun. 30, 2024 USD ($) $ / shares shares | Jun. 30, 2023 USD ($) | Jun. 30, 2024 USD ($) $ / shares shares | Jun. 30, 2023 USD ($) | Dec. 31, 2024 USD ($) | Dec. 31, 2023 USD ($) $ / shares shares | Apr. 12, 2024 shares | Mar. 31, 2024 USD ($) | Nov. 15, 2023 USD ($) $ / shares | Sep. 11, 2023 USD ($) | Sep. 30, 2022 USD ($)
Number of Operating Segments |  |  | 1 | 2 |  |  |  |  |  |  |  |  |  |  |
Common Stock, Par or Stated Value Per Share (in dollars per share) | $ / shares |  |  |  |  | $ 0.0001 |  | $ 0.0001 |  |  | $ 0.0001 |  |  |  |  |
Common Stock, Shares, Outstanding (in shares) | shares |  |  |  |  | 671,060 |  | 671,060 |  |  | 671,060 |  |  |  |  |
Operating Income (Loss) |  |  |  |  | $ (382,070) | $ 493,116 | $ (1,056,041) | $ (461,614) |  |  |  |  |  |  |
Working Capital |  |  |  |  | (746,040) |  | (746,040) |  |  |  |  |  |  |  |
Cash and Cash Equivalents, at Carrying Value |  |  |  |  | $ 244,137 |  | 244,137 |  |  | $ 681,995 |  |  |  |  |
Net Cash Provided by (Used in) Operating Activities |  |  |  |  |  |  | $ (237,858) | $ (2,153,536) |  |  |  |  |  |  |
Common Stock, Shares, Issued (in shares) | shares |  |  |  |  | 726,829 |  | 726,829 |  |  | 726,829 |  |  |  |  |
Product Concentration Risk [Member] | Revenue Benchmark [Member] | Prime Contracts with U.S. Government Agencies [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Concentration Risk, Percentage |  |  |  |  | 7.10% | 10.20% | 8.00% | 9.10% |  |  |  |  |  |  |
Product Concentration Risk [Member] | Revenue Benchmark [Member] | Subcontracts under Federal Procurements [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Concentration Risk, Percentage |  |  |  |  | 92.90% | 89.70% | 92.00% |  |  |  |  |  |  |  |
Contract With Customer, Term |  |  |  |  | 5 | 5 | 5 | 5 |  |  |  |  |  |  |
Number of Major Contracts |  |  |  |  | 3 | 3 | 3 | 3 |  |  |  |  |  |  |
Product Concentration Risk [Member] | Revenue Benchmark [Member] | Subcontracts under Federal Procurements, Contract One [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Concentration Risk, Percentage |  |  |  |  | 30.00% | 30.50% | 29.50% | 30.30% |  |  |  |  |  |  |
Product Concentration Risk [Member] | Revenue Benchmark [Member] | Subcontracts under Federal Procurements, Contract Two [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Concentration Risk, Percentage |  |  |  |  | 23.50% | 19.30% | 23.30% | 21.10% |  |  |  |  |  |  |
Product Concentration Risk [Member] | Revenue Benchmark [Member] | Subcontracts under Federal Procurements, Contract Three [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Concentration Risk, Percentage |  |  |  |  | 17.40% | 17.50% | 17.20% | 16.60% |  |  |  |  |  |  |
Product Concentration Risk [Member] | Revenue Benchmark [Member] | Multiple Subcontracts [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Concentration Risk, Percentage |  |  |  |  | 61.20% | 55.10% | 60.00% | 54.50% |  |  |  |  |  |  |
Number of Major Contracts |  |  |  |  | 1 | 1 | 1 | 1 |  |  |  |  |  |  |
Product Concentration Risk [Member] | Revenue Benchmark [Member] | Commercial Contracts [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Concentration Risk, Percentage |  |  |  |  |  | 0.10% |  | 1.60% |  |  |  |  |  |  |
Customer Concentration Risk [Member] | Accounts Receivable [Member] | Subcontracts under Federal Procurements [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of Major Contracts |  |  |  |  |  |  | 3 |  |  | 2 |  |  |  |  |
Customer Concentration Risk [Member] | Accounts Receivable [Member] | Subcontracts under Federal Procurements, Contract One [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Concentration Risk, Percentage |  |  |  |  |  |  | 22.50% |  |  | 30.20% |  |  |  |  |
Customer Concentration Risk [Member] | Accounts Receivable [Member] | Subcontracts under Federal Procurements, Contract Two [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Concentration Risk, Percentage |  |  |  |  |  |  | 24.80% |  |  | 29.30% |  |  |  |  |
Customer Concentration Risk [Member] | Accounts Receivable [Member] | Subcontracts under Federal Procurements, Contract Three [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Concentration Risk, Percentage |  |  |  |  |  |  | 14.90% | 89.30% |  |  |  |  |  |  |
Customer Concentration Risk [Member] | Accounts Receivable [Member] | Multiple Subcontracts [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of Major Contracts |  |  |  |  |  |  | 1 |  |  | 1 |  |  |  |  |
Customer Concentration Risk [Member] | Accounts Receivable [Member] | Multiple Subcontracts [Member] | One Supplier [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Concentration Risk, Percentage |  |  |  |  |  |  | 52.90% |  |  | 70.10% |  |  |  |  |
GMDC [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Equity Method Investment, Ownership Percentage |  |  | 24.90% |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from Sale of Equity Method Investments |  | $ 400,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Gain (Loss) on Disposition of Stock in Subsidiary or Equity Method Investee |  | $ 64,525 |  |  |  |  |  |  |  |  |  |  |  |  |
Equity Method Investments |  |  |  |  |  |  |  |  |  |  |  | $ 0 |  |  |
Minimum [Member] | Forecast [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net Cash Provided by (Used in) Operating Activities |  |  |  |  |  |  |  |  | $ (1,000,000) |  |  |  |  |  |
Maximum [Member] | Forecast [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net Cash Provided by (Used in) Operating Activities |  |  |  |  |  |  |  |  | $ (1,500,000) |  |  |  |  |  |
Former Firefly 2023 Stockholders [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsidiary, Ownership Percentage, Parent | 92.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |
Former Firefly Stockholders [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsidiary, Ownership Percentage, Parent | 8.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |
Merger Reverse Stock Split [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock, Shares, Outstanding (in shares) | shares | 671,060 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stockholders' Equity Note, Stock Split, Conversion Ratio | 3 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock, Shares, Issued (in shares) | shares | 729,829 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Before, Merger Reverse Stock Split [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock, Shares, Outstanding (in shares) | shares | 2,013,180 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock, Shares, Issued (in shares) | shares | 2,180,485 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Firefly [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Exchange Ratio |  |  |  |  |  |  |  |  |  |  | 0.104 |  |  |  |
Firefly 2023 Common Stock [Member] | Firefly [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock, Par or Stated Value Per Share (in dollars per share) | $ / shares | $ 0.00001 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock, Shares, Outstanding (in shares) | shares |  |  |  |  |  |  |  |  |  |  | 7,870,251 |  |  |  |
New Firefly Common Stock [Member] | Firefly [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock, Par or Stated Value Per Share (in dollars per share) | $ / shares | $ 0.0001 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock, Shares, Outstanding (in shares) | shares | 7,870,251 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Summit Community Bank [Member] | Revolving Credit Facility [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 500,000 | $ 1,000,000
Long-Term Line of Credit |  |  |  |  | $ 300,000 |  | $ 300,000 |  |  |  |  |  |  |  |
Line of Credit Facility, Remaining Borrowing Capacity |  |  |  |  | $ 0 |  | $ 0 |  |  |  |  |  |  |  |
Gray Matters [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disposal Group, Including Discontinued Operation, Percentage of Equity Sold |  |  | 75.10% |  |  |  |  |  |  |  |  |  |  |  |
Tellenger [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock, Par or Stated Value Per Share (in dollars per share) | $ / shares |  |  |  |  |  |  |  |  |  |  |  |  | $ 1 |  |
Disposal Group, Including Discontinued Operation, Consideration |  |  |  |  |  |  |  |  |  |  |  |  | $ 1,500,000 |  |
Tellenger [Member] | Summit Community Bank [Member] | Revolving Credit Facility [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity |  |  |  |  |  |  |  |  |  |  |  |  | 500,000 |  |
Long-Term Line of Credit |  |  |  |  |  |  |  |  |  |  |  |  | $ 300,000 |  |

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