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Income Taxes - Reconciliation of Statutory and Income Tax Expense (Details) - USD ($) | 12 Months Ended
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Jun. 30, 2021 | Jun. 30, 2020
Effective Income Tax Rate Reconciliation, Amount [Abstract] |  |
Income tax provision (benefit) computed at the statutory federal rate: | $ (4,498,661) | $ 788,776
Return to provision adjustments | 20,036 | (2,823,527)
Depletion in excess of tax basis | (175,840) | (412,215)
State income taxes, net of federal tax benefit | (523,436) | 272,962
Permanent differences related to stock-based compensation and other | 55,278 | 22,408
Federal valuation allowance | 570,064 | 0
EOR credit benefit | (335,717) | 0
Other | (95,985) | (29,400)
Income tax provision (benefit) | $ (4,984,261) | $ (2,180,996)
Effective Income Tax Rate Reconciliation, Percent [Abstract] |  |
Income tax provision (benefit) computed at the statutory federal rate: | 21.00% | 21.00%
Return to provision adjustments | (0.10%) | (75.20%)
Depletion in excess of tax basis | 0.80% | (11.00%)
State income taxes, net of federal tax benefit | 2.40% | 7.30%
Permanent differences related to stock-based compensation and other | (0.30%) | 0.60%
Federal valuation allowance | (2.70%) | 0.00%
EOR credit benefit | 1.60% | 0.00%
Other | 0.60% | (0.80%)
Income tax provision (benefit) | 23.30% | (58.10%)

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- Definition The amount of income tax expense or benefit for the period computed by applying the domestic federal statutory tax rates to pretax income from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=121826272&loc=d3e32687-109319 + Details
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