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Income Taxes (Details 2) - USD ($) | 12 Months Ended
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Jun. 30, 2023 | Jun. 30, 2022
Income Taxes |  |
U.S. federal statutory tax rate | 21.00% | 21.00%
Income tax provision reconciliation: |  |
Tax at statutory rate: | $ (800,696) | $ (562,648)
Net foreign income subject to lower tax rate | (396,742) | (297,049)
State income taxes, net of federal benefit | (303,366) | (159,950)
Valuation allowance | (3,331,277) | (1,255,273)
NOL expiration and adjustments | 4,015,752 | 2,550,645
GILTI | 192,452 | 138,611
Federal research and development and other credits | 491,112 | (121,990)
Stock-based compensation | (34,976) | 20,472
Other permanent differences | (57,762) | 11,387
Other, net | 459,537 | 538,702
Total income tax (benefit) | $ 234,034 | $ 862,907

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