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% | 9.10% | | | | | | | |
Product Concentration Risk [Member] | Revenue Benchmark [Member] | Subcontracts under Federal Procurements [Member] | | | | | | | | | | | | | | | |
Concentration Risk, Percentage | | | | | 92.90% | 89.70% | 92% | | | | | | | | |
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% | 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% | 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% | | | | | | | | | | | | | | |
Former Firefly Stockholders [Member] | | | | | | | | | | | | | | | |
Subsidiary, Ownership Percentage, Parent | 8% | | | | | | | | | | | | | | |
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 | | |