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v3.26.1

Equities - Schedule of Dividends Declared Per Share for Preferred Stock (Details) - $ / shares | 3 Months Ended | 9 Months Ended
--- | --- | ---
May 31, 2026 | May 31, 2025 | May 31, 2026 | May 31, 2025
8% Cumulative Redeemable |  |  |  |
Class of Stock [Line Items] |  |  |  |
Preferred stock dividend rate |  |  | 8.00% |
Preferred stock dividends declared (in dollars per share) | $ 0.50 | $ 0.50 | $ 2.00 | $ 2.00
Class B Cumulative Redeemable, Series 1 |  |  |  |
Class of Stock [Line Items] |  |  |  |
Preferred stock dividends declared (in dollars per share) | 0.49 | 0.49 | 1.97 | 1.97
Class B Reset Rate Cumulative Redeemable, Series 2 |  |  |  |
Class of Stock [Line Items] |  |  |  |
Preferred stock dividends declared (in dollars per share) | 0.44 | 0.44 | 1.78 | 1.78
Class B Reset Rate Cumulative Redeemable, Series 3 |  |  |  |
Class of Stock [Line Items] |  |  |  |
Preferred stock dividends declared (in dollars per share) | 0.42 | 0.42 | 1.69 | 1.69
Class B Cumulative Redeemable, Series 4 |  |  |  |
Class of Stock [Line Items] |  |  |  |
Preferred stock dividends declared (in dollars per share) | $ 0.47 | $ 0.47 | $ 1.88 | $ 1.88

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