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Equities Dividends Per Share (Details) - $ / shares | 3 Months Ended | 9 Months Ended
--- | --- | ---
May 31, 2025 | May 31, 2024 | May 31, 2025 | May 31, 2024
8% Cumulative Redeemable [Member] |  |  |  |
8% Cumulative Redeemable [Line Items] |  |  |  |
Preferred Stock, Per Share Amounts of Preferred Dividends in Arrears | $ 0.50 | $ 0.50 | $ 2.00 | $ 2.00
Class B, Series 1 Preferred Stock [Member] |  |  |  |
8% Cumulative Redeemable [Line Items] |  |  |  |
Preferred Stock, Per Share Amounts of Preferred Dividends in Arrears | 0.49 | 0.49 | 1.97 | 1.97
Class B, Series 2 Preferred Stock [Member] |  |  |  |
8% Cumulative Redeemable [Line Items] |  |  |  |
Preferred Stock, Per Share Amounts of Preferred Dividends in Arrears | 0.44 | 0.44 | 1.78 | 1.78
Class B, Series 3 Preferred Stock [Member] |  |  |  |
8% Cumulative Redeemable [Line Items] |  |  |  |
Preferred Stock, Per Share Amounts of Preferred Dividends in Arrears | 0.42 | 0.42 | 1.69 | 1.69
Class B, Series 4 Preferred Stock [Member] |  |  |  |
8% Cumulative Redeemable [Line Items] |  |  |  |
Preferred Stock, Per Share Amounts of Preferred Dividends in Arrears | $ 0.47 | $ 0.47 | $ 1.88 | $ 1.88

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- Definition Per share amount of cumulative preferred dividends in arrears. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481112/505-10-50-5 + Details
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