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Fair Value Measurements - Gain (Loss) on Financial Instruments (Details) - USD ($) $ in Thousands | 3 Months Ended
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Jun. 30, 2025 | Jun. 30, 2024
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Gain (loss) on financial instruments, net | $ (45) | $ (1,183)
Other public equity securities |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Gain (loss) on financial instruments, net | (74) | (757)
Warrants liability |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Gain (loss) on financial instruments, net | 30 | (2)
Related party, with a readily determinable fair value |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Gain (loss) on financial instruments, net | (1) | (365)
Other, without a readily determinable fair value | Without Readily Determinable Fair Value |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Gain (loss) on financial instruments, net | $ 0 | $ (59)

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