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Stockholders' Equity - Warrant activity (Details) - USD ($) | 6 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Jun. 30, 2021
Proceeds from the exercise of warrants | $ 59,500 | $ 81,251 |
Warrant |  |  |
Non-vested, Beginning balance | 50,000 |  |
Exercised | (50,000) |  |
Non-vested, Ending balance |  |  | 50,000
Exercisable |  |  | 50,000
Outstanding, Beginning balance Weighted Average Exercise Price | $ 1.19 |  |
Exercised Weighted Average Exercise Price | $ 1.19 |  |
Outstanding, Ending Balance Weighted Average Exercise Price |  |  | $ 1.19
Exercisable, Weighted Average Exercise Price |  |  | $ 1.19
Proceeds from the exercise of warrants | $ 59,500 |  |

X
- Definition The number of exercisable equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date. + References No definition available. + Details
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- Definition Reflects the weighted average exercise price of equity instruments other than options Exercisable as of the reporting date. + References No definition available. + Details
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- Definition Reflects the weighted average exercise price of equity instruments other than options exercised during the period. + References No definition available. + Details
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- Definition The cash inflow associated with the amount received from holders exercising their stock warrants. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3255-108585 + Details
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