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Consolidated Statements of Stockholders' Equity (Deficit) (Parenthetical) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2024 | Mar. 31, 2023
Common stock in registered direct offering, net of issuance costs |  | $ 80
Pre-funded warrants in registered direct offering, net of issuance costs |  | 66
Common stock in at-the-market offerings, net of issuance costs | $ 518 | $ 408

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- Definition Common stock in at-the-market offerings, net of issuance costs. + References No definition available. + Details
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- Definition Common stock in registered direct offering, net of issuance costs. + References No definition available. + Details
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- Definition Pre-funded warrants in registered direct offering, net of issuance costs. + References No definition available. + Details
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Namespace Prefix: | iron_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
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