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Fair Value Measurements - Gain (Loss) on Financial Instruments (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |  |
Gain (loss) on financial instruments, net | $ 211 | $ (179) | $ 166 | $ (1,362)
Other public equity securities |  |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |  |
Gain (loss) on financial instruments, net | 384 | 745 | 310 | (12)
Loss on initial issuance of convertible debt and warrant issuance to Yorkville |  |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |  |
Gain (loss) on financial instruments, net | 0 | (1,700) | 0 | (1,700)
Convertible debt |  |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |  |
Gain (loss) on financial instruments, net | 0 | 225 | 0 | 225
Warrants liability |  |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |  |
Gain (loss) on financial instruments, net | (169) | 710 | (139) | 708
Prepaid forward liability |  |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |  |
Gain (loss) on financial instruments, net | 0 | 14 | 0 | 14
Related party, fair value using quoted market prices of similar assets in active market |  |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |  |
Gain (loss) on financial instruments, net | (4) | (173) | (5) | (538)
Other, without a readily determinable fair value | Other, without a readily determinable fair value |  |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |  |
Gain (loss) on financial instruments, net | $ 0 | $ 0 | $ 0 | $ (59)

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