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Deposits for Investments (Details) - USD ($) |  |  |  | 3 Months Ended | 9 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | --- | --- | ---
Apr. 10, 2020 | Jul. 18, 2019 | Jul. 03, 2019 | Sep. 30, 2020 | Jun. 30, 2020 | Sep. 30, 2020 | Dec. 31, 2019 | May 15, 2020
Business Acquisition [Line Items] |  |  |  |  |  |  |  |
Profits from joint ventures (in percent) |  |  |  | 75.00% |  | 75.00% |  |
Issuance of common stock |  |  |  | $ 22,937 |  | $ 22,937 | $ 18,139 | $ 314,687
Joint Venture, Philippine And Comstock Lode Mercury |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |
Capital contribution, cash | $ 1,000,000 |  |  |  |  |  |  |
Capital contribution, stock | 1,000,000 |  |  |  |  |  |  |
Equity method, fully diluted equity ownership |  |  |  | 50.00% |  | 50.00% |  |
Secured loan incurred | $ 1,000,000 |  |  |  |  |  |  |
Equity method investment, ownership percentage of joint ventures | 50.00% |  |  |  |  |  |  |
Mercury Clean Up LLC |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |
Capital contribution, total |  |  | $ 2,000,000.0 |  |  |  |  |
Capital contribution, cash |  |  | 1,150,000 | $ 1,000,000.0 |  |  |  |
Capital contribution, stock |  | $ 751,050 | $ 850,000 | $ 1,000,000.0 |  | $ 3,000,000.0 |  |
Equity method, fully diluted equity ownership | 25.00% |  | 15.00% | 10.00% |  | 10.00% |  |
Percent interest in joint venture |  |  | 50.00% |  |  |  |  |
Joint venture, common stock issued (in shares) |  | 900,000 |  |  |  |  |  | 625,000
Secured loan incurred |  |  |  | $ 1,000,000.0 |  |  |  |
MCU |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |
Capital contribution, total |  |  |  |  |  | $ 1,900,000 |  |
Capital contribution, cash |  |  |  |  |  | 1,150,000 |  |
Capital contribution, stock |  |  |  |  |  | 751,050 |  |
Net proceeds from common stock |  | $ 500,000 |  |  | $ 465,127 |  |  |
Payment to acquire interest in joint venture |  |  |  | $ 150,000 |  | $ 400,000 | $ 750,000 |

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