<?xml version="1.0" encoding="utf-8"?>
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    <dei:AmendmentFlag contextRef="From2026-10-13to2026-10-13" id="ixv-419">false</dei:AmendmentFlag>
    <dei:CurrentFiscalYearEndDate contextRef="From2026-10-13to2026-10-13" id="ixv-420">--12-31</dei:CurrentFiscalYearEndDate>
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      contextRef="From2026-10-13to2026-10-13_haia_ClassAOrdinaryShareAndRedeemableWarrantMember"
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    <dei:TradingSymbol
      contextRef="From2026-10-13to2026-10-13_haia_ClassAOrdinarySharesMember"
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    <dei:Security12bTitle
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