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            <identifier scheme="http://www.sec.gov/CIK">0000814926</identifier>
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        <period>
            <startDate>2026-05-20</startDate>
            <endDate>2026-05-20</endDate>
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    <dei:AmendmentFlag contextRef="AsOf2026-05-20" id="Fact000003">true</dei:AmendmentFlag>
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    <dei:DocumentType contextRef="AsOf2026-05-20" id="Fact000009">8-K/A</dei:DocumentType>
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    <dei:EntityRegistrantName contextRef="AsOf2026-05-20" id="Fact000011">CAPSTONE COMPANIES, INC.</dei:EntityRegistrantName>
    <dei:EntityIncorporationStateCountryCode contextRef="AsOf2026-05-20" id="Fact000012">FL</dei:EntityIncorporationStateCountryCode>
    <dei:EntityFileNumber contextRef="AsOf2026-05-20" id="Fact000013">000-28831</dei:EntityFileNumber>
    <dei:EntityTaxIdentificationNumber contextRef="AsOf2026-05-20" id="Fact000014">84-1047159</dei:EntityTaxIdentificationNumber>
    <dei:EntityAddressAddressLine1 contextRef="AsOf2026-05-20" id="Fact000015">Number 144-V</dei:EntityAddressAddressLine1>
    <dei:EntityAddressAddressLine2 contextRef="AsOf2026-05-20" id="Fact000016">10 Fairway Drive Suite 100</dei:EntityAddressAddressLine2>
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    <dei:CityAreaCode contextRef="AsOf2026-05-20" id="Fact000020">(954)</dei:CityAreaCode>
    <dei:LocalPhoneNumber contextRef="AsOf2026-05-20" id="Fact000021">570-8889, ext. 313</dei:LocalPhoneNumber>
    <dei:WrittenCommunications contextRef="AsOf2026-05-20" id="Fact000022">false</dei:WrittenCommunications>
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    <dei:AmendmentDescription contextRef="AsOf2026-05-20" id="Fact000027">This
Current Report on Form 8-K/A Amendment Number One (&#x201c;Amendment&#x201d;) amends the Current Report on Form 8-K, dated May 15, 2026
and filed with the Commission on May 15, 2026, (&#x201c;Initial Form 8-K&#x201d;) to report a modification of the Letter of Intent, dated
May 14, 2026, (&#x201c;LOI&#x201d;) between Capstone Companies, Inc. (&#x201c;Company&#x201d;) and eBliss Global, Inc., which
modification is described in Item 1.01 of this Amendment and which LOI is filed as Exhibit 10.1 to the Initial Form 8-K. This Amendment
also reports and files a copy of a corrected version of the May 18, 2026 press release issued by the Company to announce
the LOI.</dei:AmendmentDescription>
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