| Stock-Based Compensation | 9 Months Ended | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| Share-Based Payment Arrangement [Abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Stock-Based Compensation | Stock-Based Compensation HYMC 2020 Performance and Incentive Pay Plan (“PIPP”) As of September 30, 2025, all awards granted under the PIPP were in the form of restricted stock units (“RSUs”) to employees and directors of the Company. As of September 30, 2025, there were 490,281 shares available for issuance under the PIPP. The following table summarizes the Company’s unvested and outstanding share awards under the PIPP: 
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