<?xml version="1.0" encoding="utf-8"?>
<xbrl
  xmlns="http://www.xbrl.org/2003/instance"
  xmlns:dei="http://xbrl.sec.gov/dei/2025"
  xmlns:ffd="http://xbrl.sec.gov/ffd/2025q4"
  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"
  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
    <link:schemaRef
      xlink:href="https://xbrl.sec.gov/ffd/2025q4/ffd-2025q4.xsd"
      xlink:type="simple"/>
    <context id="rc">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001384905</identifier>
        </entity>
        <period>
            <startDate>2026-02-26</startDate>
            <endDate>2026-02-26</endDate>
        </period>
    </context>
    <context id="offrl_1">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001384905</identifier>
            <segment>
                <xbrldi:typedMember dimension="ffd:OfferingAxis">
                    <dei:lineNo>1</dei:lineNo>
                </xbrldi:typedMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-02-26</startDate>
            <endDate>2026-02-26</endDate>
        </period>
    </context>
    <context id="offrl_2">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001384905</identifier>
            <segment>
                <xbrldi:typedMember dimension="ffd:OfferingAxis">
                    <dei:lineNo>2</dei:lineNo>
                </xbrldi:typedMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-02-26</startDate>
            <endDate>2026-02-26</endDate>
        </period>
    </context>
    <unit id="USD">
        <measure>iso4217:USD</measure>
    </unit>
    <unit id="pure">
        <measure>pure</measure>
    </unit>
    <unit id="Shares">
        <measure>shares</measure>
    </unit>
    <ffd:FormTp contextRef="rc" id="ixv-189">S-8</ffd:FormTp>
    <ffd:SubmissnTp contextRef="rc" id="ixv-190">S-8</ffd:SubmissnTp>
    <ffd:FeeExhibitTp contextRef="rc" id="ixv-191">EX-FILING FEES</ffd:FeeExhibitTp>
    <dei:EntityCentralIndexKey contextRef="rc" id="ixv-192">0001384905</dei:EntityCentralIndexKey>
    <dei:EntityRegistrantName contextRef="rc" id="ixv-193">RingCentral, Inc.</dei:EntityRegistrantName>
    <ffd:OfferingTableNa contextRef="rc" id="hiddenrcOfferingTableNa" xsi:nil="true"/>
    <ffd:OffsetTableNa contextRef="rc" id="hiddenrcOffsetTableNa">N/A</ffd:OffsetTableNa>
    <ffd:PrevslyPdFlg contextRef="offrl_1" id="ixv-196">false</ffd:PrevslyPdFlg>
    <ffd:PrevslyPdFlg contextRef="offrl_2" id="ixv-197">false</ffd:PrevslyPdFlg>
    <ffd:FormTp contextRef="rc" id="ixv-231">S-8</ffd:FormTp>
    <dei:EntityRegistrantName contextRef="rc" id="ixv-232">RingCentral, Inc.</dei:EntityRegistrantName>
    <ffd:OfferingSctyTp contextRef="offrl_1" id="ixv-233">Equity</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl contextRef="offrl_1" id="ixv-234">Class A Common Stock, $0.0001 par value per share, reserved for issuance under the 2013 Equity Incentive Plan </ffd:OfferingSctyTitl>
    <ffd:FeesOthrRuleFlg contextRef="offrl_1" id="ixv-235">true</ffd:FeesOthrRuleFlg>
    <ffd:AmtSctiesRegd
      contextRef="offrl_1"
      decimals="0"
      id="ixv-236"
      unitRef="Shares">4259921</ffd:AmtSctiesRegd>
    <ffd:MaxOfferingPricPerScty
      contextRef="offrl_1"
      decimals="2"
      id="ixv-237"
      unitRef="USD">29.21</ffd:MaxOfferingPricPerScty>
    <ffd:MaxAggtOfferingPric
      contextRef="offrl_1"
      decimals="2"
      id="ixv-238"
      unitRef="USD">124432292.41</ffd:MaxAggtOfferingPric>
    <ffd:FeeRate
      contextRef="offrl_1"
      decimals="7"
      id="ixv-239"
      unitRef="pure">0.0001381</ffd:FeeRate>
    <ffd:FeeAmt
      contextRef="offrl_1"
      decimals="2"
      id="ixv-240"
      unitRef="USD">17184.10</ffd:FeeAmt>
    <ffd:OfferingSctyTp contextRef="offrl_2" id="ixv-241">Equity</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl contextRef="offrl_2" id="ixv-242">Class A Common Stock, $0.0001 par value per share, reserved for issuance under the Amended and Restated Employee Stock Purchase Plan</ffd:OfferingSctyTitl>
    <ffd:FeesOthrRuleFlg contextRef="offrl_2" id="ixv-243">true</ffd:FeesOthrRuleFlg>
    <ffd:AmtSctiesRegd
      contextRef="offrl_2"
      decimals="0"
      id="ixv-244"
      unitRef="Shares">851984</ffd:AmtSctiesRegd>
    <ffd:MaxOfferingPricPerScty
      contextRef="offrl_2"
      decimals="2"
      id="ixv-245"
      unitRef="USD">24.83</ffd:MaxOfferingPricPerScty>
    <ffd:MaxAggtOfferingPric
      contextRef="offrl_2"
      decimals="2"
      id="ixv-246"
      unitRef="USD">21154762.72</ffd:MaxAggtOfferingPric>
    <ffd:FeeRate
      contextRef="offrl_2"
      decimals="7"
      id="ixv-247"
      unitRef="pure">0.0001381</ffd:FeeRate>
    <ffd:FeeAmt
      contextRef="offrl_2"
      decimals="2"
      id="ixv-248"
      unitRef="USD">2921.47</ffd:FeeAmt>
    <ffd:TtlOfferingAmt contextRef="rc" decimals="2" id="ixv-249" unitRef="USD">145587055.13</ffd:TtlOfferingAmt>
    <ffd:TtlFeeAmt contextRef="rc" decimals="2" id="ixv-250" unitRef="USD">20105.57</ffd:TtlFeeAmt>
    <ffd:TtlOffsetAmt contextRef="rc" decimals="2" id="ixv-251" unitRef="USD">0.00</ffd:TtlOffsetAmt>
    <ffd:NetFeeAmt contextRef="rc" decimals="2" id="ixv-252" unitRef="USD">20105.57</ffd:NetFeeAmt>
    <ffd:OfferingNote contextRef="offrl_1" id="ixv-253">Pursuant to Rule 416(a) of the Securities Act of 1933, as amended (the "Securities Act"), this Registration Statement shall also cover any additional shares of Class A Common Stock of RingCentral, Inc. (the "Registrant") that become issuable under the Amended and Restated 2013 Equity Incentive Plan (the "2013 Plan") and Amended and Restated Employee Stock Purchase Plan (the "ESPP") by reason of any stock dividend, stock split, recapitalization or other similar transaction effected without the receipt of consideration that increases the number of outstanding shares of the Registrant's Class A Common Stock.

Represents shares of Class A Common Stock automatically reserved on January 1, 2026 for issuance upon the exercise or settlement of awards that may be granted under the 2013 Plan, which increase is provided for in the 2013 Plan.

Estimated solely for purposes of this offering in accordance with Rule 457(h) and Rule 457(c) of the Securities Act based on the average of the high and low price per share of the Registrant's Class A Common Stock, as reported on the New York Stock Exchange on February 19, 2026.
</ffd:OfferingNote>
    <ffd:OfferingNote contextRef="offrl_2" id="ixv-254">Represents shares of Class A Common Stock automatically reserved on January 1, 2026 for issuance under the ESPP, which increase is provided for in the ESPP.

Estimated solely for purposes of this offering in accordance with Rule 457(h) and Rule 457(c) of the Securities Act based on 85% of the average of the high and low price per share of the Registrant's Class A Common Stock, as reported on the New York Stock Exchange on February 19, 2026. Pursuant to the ESPP, the purchase price of the shares of Class A Common Stock will be 85% of the closing price, as reported on the New York Stock Exchange on certain dates as set forth in the ESPP.

</ffd:OfferingNote>
</xbrl>
