<?xml version="1.0" encoding="utf-8"?>
<xbrl
  xmlns="http://www.xbrl.org/2003/instance"
  xmlns:dei="http://xbrl.sec.gov/dei/2024"
  xmlns:ffd="http://xbrl.sec.gov/ffd/2024q2"
  xmlns:iso4217="http://www.xbrl.org/2003/iso4217"
  xmlns:link="http://www.xbrl.org/2003/linkbase"
  xmlns:xbrldi="http://xbrl.org/2006/xbrldi"
  xmlns:xlink="http://www.w3.org/1999/xlink">
    <link:schemaRef
      xlink:href="https://xbrl.sec.gov/ffd/2024q2/ffd-2024q2.xsd"
      xlink:type="simple"/>
    <context id="From2026-05-20to2026-05-20">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001921865</identifier>
        </entity>
        <period>
            <startDate>2026-05-20</startDate>
            <endDate>2026-05-20</endDate>
        </period>
    </context>
    <context id="OfferingAxis_From2026-05-20to2026-05-20_1">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001921865</identifier>
            <segment>
                <xbrldi:typedMember dimension="ffd:OfferingAxis">
                    <dei:lineNo>1</dei:lineNo>
                </xbrldi:typedMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-05-20</startDate>
            <endDate>2026-05-20</endDate>
        </period>
    </context>
    <unit id="USD">
        <measure>iso4217:USD</measure>
    </unit>
    <unit id="Pure">
        <measure>pure</measure>
    </unit>
    <ffd:FeeExhibitTp contextRef="From2026-05-20to2026-05-20" id="ixv-297">EX-FILING FEES</ffd:FeeExhibitTp>
    <ffd:SubmissnTp contextRef="From2026-05-20to2026-05-20" id="ixv-298">S-8</ffd:SubmissnTp>
    <dei:EntityCentralIndexKey contextRef="From2026-05-20to2026-05-20" id="ixv-299">0001921865</dei:EntityCentralIndexKey>
    <ffd:FormTp contextRef="From2026-05-20to2026-05-20" id="fid_c2f1fddc">S-8</ffd:FormTp>
    <dei:EntityRegistrantName contextRef="From2026-05-20to2026-05-20" id="ixv-325">ASP ISOTOPES INC.</dei:EntityRegistrantName>
    <ffd:PrevslyPdFlg
      contextRef="OfferingAxis_From2026-05-20to2026-05-20_1"
      id="fid_99b8cf65-8a68-421d-899d-c07ab5b0ab18">false</ffd:PrevslyPdFlg>
    <ffd:OfferingSctyTp
      contextRef="OfferingAxis_From2026-05-20to2026-05-20_1"
      id="fid_e23a0f27">Equity</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl
      contextRef="OfferingAxis_From2026-05-20to2026-05-20_1"
      id="fid_ab51a4f3">Common stock, $0.01 par value per share</ffd:OfferingSctyTitl>
    <ffd:FeesOthrRuleFlg
      contextRef="OfferingAxis_From2026-05-20to2026-05-20_1"
      id="fid_f63d90b1">true</ffd:FeesOthrRuleFlg>
    <ffd:AmtSctiesRegd
      contextRef="OfferingAxis_From2026-05-20to2026-05-20_1"
      decimals="INF"
      id="fid_5b1c8992"
      unitRef="Pure">2000000</ffd:AmtSctiesRegd>
    <ffd:MaxOfferingPricPerScty
      contextRef="OfferingAxis_From2026-05-20to2026-05-20_1"
      decimals="INF"
      id="fid_bd6cc850"
      unitRef="Pure">5.51</ffd:MaxOfferingPricPerScty>
    <ffd:MaxAggtOfferingPric
      contextRef="OfferingAxis_From2026-05-20to2026-05-20_1"
      decimals="INF"
      id="fid_4133184e"
      unitRef="USD">11020000</ffd:MaxAggtOfferingPric>
    <ffd:FeeRate
      contextRef="OfferingAxis_From2026-05-20to2026-05-20_1"
      decimals="INF"
      id="fid_b0f78ef0"
      unitRef="Pure">0.00013810</ffd:FeeRate>
    <ffd:FeeAmt
      contextRef="OfferingAxis_From2026-05-20to2026-05-20_1"
      decimals="INF"
      id="fid_b94e20da"
      unitRef="USD">1521.86</ffd:FeeAmt>
    <ffd:TtlOfferingAmt
      contextRef="From2026-05-20to2026-05-20"
      decimals="INF"
      id="fid_e5d1c2c4"
      unitRef="USD">11020000</ffd:TtlOfferingAmt>
    <ffd:TtlFeeAmt
      contextRef="From2026-05-20to2026-05-20"
      decimals="INF"
      id="fid_445ecbb0"
      unitRef="USD">1521.86</ffd:TtlFeeAmt>
    <ffd:OffsetTableNa contextRef="From2026-05-20to2026-05-20" id="fid_b9420842">N/A</ffd:OffsetTableNa>
    <ffd:NetFeeAmt
      contextRef="From2026-05-20to2026-05-20"
      decimals="INF"
      id="fid_ee93b7b7"
      unitRef="USD">1521.86</ffd:NetFeeAmt>
    <ffd:OfferingNote
      contextRef="OfferingAxis_From2026-05-20to2026-05-20_1"
      id="fid_9435a459">&lt;table cellpadding="0" style="border-spacing:0;font-size:10pt;width:100%"&gt;&lt;tbody&gt;&lt;tr style="height:15px"&gt;&lt;td style="width:4%;"&gt;&lt;/td&gt;&lt;td style="width:4%;vertical-align:top;"&gt;&lt;p style="FONT-SIZE: 10pt; FONT-FAMILY: times new roman; MARGIN: 0px; text-align:justify;"&gt;(1)&lt;/p&gt;&lt;/td&gt;&lt;td style="vertical-align:top;"&gt;&lt;p style="FONT-SIZE: 10pt; FONT-FAMILY: times new roman; MARGIN: 0px; text-align:justify;"&gt;Pursuant to Rule 416(a) of the Securities Act of 1933, as amended (the &#x201c;Securities Act&#x201d;), this Registration Statement shall also cover any additional shares of common stock, $0.01 par value per share (&#x201c;Common Stock&#x201d;), of ASP Isotopes Inc. (the &#x201c;Registrant&#x201d;) that become issuable under the ASP Isotopes Inc. 2025 Inducement Equity Incentive Plan (the &#x201c;2025 Plan&#x201d;) by reason of any stock dividend, stock split, recapitalization or other similar transaction effected without the receipt of consideration which results in an increase in the number of the outstanding shares of Common Stock.&lt;/p&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:15px"&gt;&lt;td&gt;&lt;/td&gt;&lt;td&gt;&lt;/td&gt;&lt;td&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:15px"&gt;&lt;td&gt;&lt;/td&gt;&lt;td style="vertical-align:top;"&gt;&lt;p style="FONT-SIZE: 10pt; FONT-FAMILY: times new roman; MARGIN: 0px; text-align:justify;"&gt;(2)&lt;/p&gt;&lt;/td&gt;&lt;td style="vertical-align:top;"&gt;&lt;p style="FONT-SIZE: 10pt; FONT-FAMILY: times new roman; MARGIN: 0px; text-align:justify;"&gt;Estimated in accordance with Rules 457(c) and 457(h) under the Securities Act solely for the purpose of calculating the registration fee on the basis of $5.51 per share, which is the average of the high and low prices of the Registrant&#x2019;s Common Stock on May 18, 2026, as reported on the Nasdaq Capital Market.&lt;/p&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:15px"&gt;&lt;td&gt;&lt;/td&gt;&lt;td&gt;&lt;/td&gt;&lt;td&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:15px"&gt;&lt;td&gt;&lt;/td&gt;&lt;td style="vertical-align:top;"&gt;&lt;p style="FONT-SIZE: 10pt; FONT-FAMILY: times new roman; MARGIN: 0px; text-align:justify;"&gt;(3)&lt;/p&gt;&lt;/td&gt;&lt;td style="vertical-align:top;"&gt;&lt;p style="FONT-SIZE: 10pt; FONT-FAMILY: times new roman; MARGIN: 0px; text-align:justify;"&gt;Represents 2,000,000 shares of Common Stock reserved for issuance under the 2025 Plan.&lt;/p&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:15px"&gt;&lt;td&gt;&lt;/td&gt;&lt;td&gt;&lt;/td&gt;&lt;td&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:15px"&gt;&lt;td&gt;&lt;/td&gt;&lt;td style="vertical-align:top;"&gt;&lt;p style="FONT-SIZE: 10pt; FONT-FAMILY: times new roman; MARGIN: 0px; text-align:justify;"&gt;(4)&lt;/p&gt;&lt;/td&gt;&lt;td style="vertical-align:top;"&gt;&lt;p style="FONT-SIZE: 10pt; FONT-FAMILY: times new roman; MARGIN: 0px; text-align:justify;"&gt;The Registrant does not have any fee offsets.&lt;/p&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/tbody&gt;&lt;/table&gt;</ffd:OfferingNote>
</xbrl>
