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Consolidated Statements of Comprehensive Loss (Parenthetical) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2025 | Dec. 31, 2024
Stock-based compensation | $ 202,802 | $ 893,292
Unrecognized actuarial gains (losses) on postretirement plans, income tax benefit | 57,303 | 142,846
Station Operating Expenses [Member] |  |
Stock-based compensation | 31,415 | 52,145
Corporate General and Administrative Expenses [Member] |  |
Stock-based compensation | $ 171,387 | $ 841,147

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