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Fair Value Measurements - Additional Information (Details) $ in Millions | 12 Months Ended
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Dec. 31, 2024 USD ($)
Fair Value Disclosures [Abstract] |
Change in fair value of warrant liabilities and fair value of financial instruments issued in excess of proceeds includes reversal | $ 59.1

X
- Definition Change in fair value of warrant liabilities and fair value of financial instruments issued in excess of proceeds includes reversal. + References No definition available. + Details
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Namespace Prefix: | eldn_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration