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Taxes - Additional Information (Details) - USD ($) |  |  |  | 12 Months Ended
--- | --- | --- | --- | ---
Dec. 02, 2020 | Jul. 17, 2017 | Jan. 01, 2008 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Income tax rate (as a percent) |  |  |  | 25.00% | 25.00% | 25.00%
Deferred Tax Assets, Valuation Allowance |  |  |  | $ 7,622,322 | $ 4,464,601 |
Tantech Bamboo [Member] |  |  |  |  |  |
Income tax rate (as a percent) |  |  | 15.00% | 25.00% | 25.00% |
Tantech Bamboo [Member] | Shangchi Automobile [Member] |  |  |  |  |  |
Income tax rate (as a percent) | 15.00% | 15.00% |  |  |  |

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