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Investment Securities (Tables) | 12 Months Ended
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Jun. 30, 2025
Investment Securities [Abstract] |
Schedule of Cost, Gross Unrealized Gains, Gross Unrealized Losses and Fair Value of Available-For-Sale Debt Securities | The cost, gross unrealized gains, gross unrealized losses and fair value debt securities by major security type at June 30, 2025 and June 30, 2024 are as follows:
|  |  |  |  | Gross |  |  | Gross |  |  |  |
|  | Amortized |  |  | Unrealized |  |  | Unrealized |  |  | Fair |
|  | Cost |  |  | Gains |  |  | Losses |  |  | Value |
June 30, 2025 |  |  |  |  |  |  |  |  |  |  |  |
Certificates of deposit |  | $ | 23,539,000 |  |  | $ | — |  |  | $ | — |  |  | $ | 23,539,000 |
Municipal bonds |  |  | 1,163,567 |  |  |  | 14,678 |  |  |  | — |  |  |  | 1,178,245 |
U.S. Treasury bills |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Total investment securities |  | $ | 24,702,567 |  |  | $ | 14,678 |  |  | $ | — |  |  | $ | 24,717,245 |
|  |  |  |  | Gross |  |  | Gross |  |  |  |
|  | Amortized |  |  | Unrealized |  |  | Unrealized |  |  | Fair |
|  | Cost |  |  | Gains |  |  | Losses |  |  | Value |
June 30, 2024 |  |  |  |  |  |  |  |  |  |  |  |
Certificates of deposit |  | $ | 17,651,000 |  |  | $ | — |  |  | $ | — |  |  | $ | 17,651,000 |
Municipal bonds |  |  | 709,059 |  |  |  | 5,824 |  |  |  | (3,313 | ) |  |  | 711,570 |
U.S. Treasury bills |  |  | 510,288 |  |  |  | 5,773 |  |  |  | — |  |  |  | 516,061 |
Total investment securities |  | $ | 18,870,347 |  |  | $ | 11,597 |  |  | $ | (3,313 | ) |  | $ | 18,878,631 |
Schedule of Contractual Maturities of Available-for-Sale Debt Securities | As of June 30, 2025 and June 30, 2024, the remaining contractual maturities of available-for-sale debt securities were as follows:
|  | Years to Maturity |  |  |  |
|  | Less than |  |  | One to |  |  |  |
|  | One Year |  |  | Five Years |  |  | Total |
June 30, 2025 |  |  |  |  |  |  |  |  |  |  |  |
Available-for-sale |  | $ | 22,933,933 |  |  | $ | 1,783,312 |  |  | $ | 24,717,245 |
June 30, 2024 |  |  |  |  |  |  |  |  |  |  |  |
Available-for-sale |  | $ | 17,889,582 |  |  | $ | 989,049 |  |  | $ | 18,878,631 |

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- Definition Tabular disclosure of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 9 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-9 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-3 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-2 Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-2 Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-2 Reference 6: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (aa) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-2 Reference 7: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (aaa) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-2 Reference 8: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-2 Reference 9: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-3 Reference 10: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-3 Reference 11: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-3 Reference 12: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-3 + Details
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