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v3.24.3

Nature of operation (Details) $ / shares in Units, $ in Millions |  |  | 6 Months Ended |  |
--- | --- | --- | --- | --- | ---
Oct. 07, 2024 $ / shares | Sep. 24, 2023 USD ($) $ / shares shares | Sep. 30, 2024 $ / shares shares | Mar. 31, 2024 $ / shares | Sep. 30, 2023 shares
Shareholders' Equity [Abstract] |  |  |  |  |
Proceeds from offering | $ |  | $ 7.5 |  |  |
Number of shares issued and sold (in shares) |  | 1,951,371 | 740,457 |  |
Pre-funded Warrants [Member] |  |  |  |  |
Shareholders' Equity [Abstract] |  |  |  |  |
Pre-funded warrants (in shares) |  |  | 740,480 |  |
Maximum [Member] | Pre-funded Warrants [Member] |  |  |  |  |
Shareholders' Equity [Abstract] |  |  |  |  |
Pre-funded warrants (in shares) |  | 2,106,853 |  |  |
Maximum [Member] | Common Warrants [Member] |  |  |  |  |
Shareholders' Equity [Abstract] |  |  |  |  |
Pre-funded warrants (in shares) |  |  |  |  | 2,536,391
Common Stock [Member] |  |  |  |  |
Shareholders' Equity [Abstract] |  |  |  |  |
Purchase price per common share (in dollars per share) | $ / shares |  | $ 1.848 |  |  |
Class A Common Shares [Member] |  |  |  |  |
Shareholders' Equity [Abstract] |  |  |  |  |
Common shares, par value (in dollars per share) | $ / shares |  |  | $ 0 | $ 0 |
Class A Common Shares [Member] | Subsequent Event [Member] |  |  |  |  |
Shareholders' Equity [Abstract] |  |  |  |  |
Outstanding common stock conversion ratio | 1 |  |  |  |
Common shares, par value (in dollars per share) | $ / shares | $ 0.0001 |  |  |  |

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