<?xml version='1.0' encoding='utf-8'?>
<FilingSummary>
  <Version>3.21.1</Version>
  <ProcessingTime/>
  <ReportFormat>html</ReportFormat>
  <ContextCount>58</ContextCount>
  <ElementCount>173</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>true</FootnotesReported>
  <SegmentCount>37</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>2</UnitCount>
  <MyReports>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>000001 - Document - Document and Entity Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DocumentAndEntityInformation</Role>
      <ShortName>Document and Entity Information</ShortName>
      <MenuCategory></MenuCategory>
      <Position>1</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>true</HasEmbeddedReports>
      <HtmlFileName>R2.htm</HtmlFileName>
      <LongName>020000 - Document - Risk/Return Summary {Unlabeled} - Administrative Shares Prospectus - Dreyfus Cash Management (administrative shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DocumentRiskReturnSummaryUnlabeledAdministrativeSharesProspectusDreyfusCashManagementadministrativeshares</Role>
      <ShortName>Risk/Return Summary- Administrative Shares Prospectus - Dreyfus Cash Management (administrative shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>2</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R8.htm</HtmlFileName>
      <LongName>020006 - Disclosure - Risk/Return Detail Data {Elements} - Administrative Shares Prospectus - Dreyfus Cash Management (administrative shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DisclosureRiskReturnDetailDataElementsAdministrativeSharesProspectusDreyfusCashManagementadministrativeshares</Role>
      <ShortName>Risk/Return Detail Data- Administrative Shares Prospectus - Dreyfus Cash Management (administrative shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>3</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>true</HasEmbeddedReports>
      <HtmlFileName>R9.htm</HtmlFileName>
      <LongName>020007 - Document - Risk/Return Summary {Unlabeled} - Administrative Shares Prospectus - Dreyfus Government Cash Management (dreyfus government cash management - Administrative Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DocumentRiskReturnSummaryUnlabeledAdministrativeSharesProspectusDreyfusGovernmentCashManagementdreyfusgovernmentcashmanagementAdministrativeShares</Role>
      <ShortName>Risk/Return Summary- Administrative Shares Prospectus - Dreyfus Government Cash Management (dreyfus government cash management - Administrative Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>4</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R15.htm</HtmlFileName>
      <LongName>020013 - Disclosure - Risk/Return Detail Data {Elements} - Administrative Shares Prospectus - Dreyfus Government Cash Management (dreyfus government cash management - Administrative Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DisclosureRiskReturnDetailDataElementsAdministrativeSharesProspectusDreyfusGovernmentCashManagementdreyfusgovernmentcashmanagementAdministrativeShares</Role>
      <ShortName>Risk/Return Detail Data- Administrative Shares Prospectus - Dreyfus Government Cash Management (dreyfus government cash management - Administrative Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>5</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>true</HasEmbeddedReports>
      <HtmlFileName>R16.htm</HtmlFileName>
      <LongName>020014 - Document - Risk/Return Summary {Unlabeled} - Administrative Shares Prospectus - Dreyfus Government Securities Cash Management (- Administrative Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DocumentRiskReturnSummaryUnlabeledAdministrativeSharesProspectusDreyfusGovernmentSecuritiesCashManagementAdministrativeShares</Role>
      <ShortName>Risk/Return Summary- Administrative Shares Prospectus - Dreyfus Government Securities Cash Management (- Administrative Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>6</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R22.htm</HtmlFileName>
      <LongName>020020 - Disclosure - Risk/Return Detail Data {Elements} - Administrative Shares Prospectus - Dreyfus Government Securities Cash Management (- Administrative Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DisclosureRiskReturnDetailDataElementsAdministrativeSharesProspectusDreyfusGovernmentSecuritiesCashManagementAdministrativeShares</Role>
      <ShortName>Risk/Return Detail Data- Administrative Shares Prospectus - Dreyfus Government Securities Cash Management (- Administrative Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>7</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>true</HasEmbeddedReports>
      <HtmlFileName>R23.htm</HtmlFileName>
      <LongName>020021 - Document - Risk/Return Summary {Unlabeled} - Administrative Shares Prospectus - Dreyfus Treasury Obligations Cash Management (Administrative Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DocumentRiskReturnSummaryUnlabeledAdministrativeSharesProspectusDreyfusTreasuryObligationsCashManagementAdministrativeShares</Role>
      <ShortName>Risk/Return Summary- Administrative Shares Prospectus - Dreyfus Treasury Obligations Cash Management (Administrative Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>8</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R29.htm</HtmlFileName>
      <LongName>020027 - Disclosure - Risk/Return Detail Data {Elements} - Administrative Shares Prospectus - Dreyfus Treasury Obligations Cash Management (Administrative Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DisclosureRiskReturnDetailDataElementsAdministrativeSharesProspectusDreyfusTreasuryObligationsCashManagementAdministrativeShares</Role>
      <ShortName>Risk/Return Detail Data- Administrative Shares Prospectus - Dreyfus Treasury Obligations Cash Management (Administrative Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>9</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>true</HasEmbeddedReports>
      <HtmlFileName>R30.htm</HtmlFileName>
      <LongName>020028 - Document - Risk/Return Summary {Unlabeled} - Administrative Shares Prospectus - Dreyfus Treasury Securities Cash Management (Administrative Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DocumentRiskReturnSummaryUnlabeledAdministrativeSharesProspectusDreyfusTreasurySecuritiesCashManagementAdministrativeShares</Role>
      <ShortName>Risk/Return Summary- Administrative Shares Prospectus - Dreyfus Treasury Securities Cash Management (Administrative Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>10</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R36.htm</HtmlFileName>
      <LongName>020034 - Disclosure - Risk/Return Detail Data {Elements} - Administrative Shares Prospectus - Dreyfus Treasury Securities Cash Management (Administrative Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DisclosureRiskReturnDetailDataElementsAdministrativeSharesProspectusDreyfusTreasurySecuritiesCashManagementAdministrativeShares</Role>
      <ShortName>Risk/Return Detail Data- Administrative Shares Prospectus - Dreyfus Treasury Securities Cash Management (Administrative Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>11</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>true</HasEmbeddedReports>
      <HtmlFileName>R37.htm</HtmlFileName>
      <LongName>020035 - Document - Risk/Return Summary {Unlabeled} - Institutional Shares Prospectus - Dreyfus Cash Management (Institutional Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DocumentRiskReturnSummaryUnlabeledInstitutionalSharesProspectusDreyfusCashManagementInstitutionalShares</Role>
      <ShortName>Risk/Return Summary- Institutional Shares Prospectus - Dreyfus Cash Management (Institutional Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>12</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R43.htm</HtmlFileName>
      <LongName>020041 - Disclosure - Risk/Return Detail Data {Elements} - Institutional Shares Prospectus - Dreyfus Cash Management (Institutional Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DisclosureRiskReturnDetailDataElementsInstitutionalSharesProspectusDreyfusCashManagementInstitutionalShares</Role>
      <ShortName>Risk/Return Detail Data- Institutional Shares Prospectus - Dreyfus Cash Management (Institutional Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>13</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>true</HasEmbeddedReports>
      <HtmlFileName>R44.htm</HtmlFileName>
      <LongName>020042 - Document - Risk/Return Summary {Unlabeled} - Institutional Shares Prospectus - Dreyfus Government Cash Management (dreyfus government cash mangement - Institutional Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DocumentRiskReturnSummaryUnlabeledInstitutionalSharesProspectusDreyfusGovernmentCashManagementdreyfusgovernmentcashmangementInstitutionalShares</Role>
      <ShortName>Risk/Return Summary- Institutional Shares Prospectus - Dreyfus Government Cash Management (dreyfus government cash mangement - Institutional Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>14</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R50.htm</HtmlFileName>
      <LongName>020048 - Disclosure - Risk/Return Detail Data {Elements} - Institutional Shares Prospectus - Dreyfus Government Cash Management (dreyfus government cash mangement - Institutional Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DisclosureRiskReturnDetailDataElementsInstitutionalSharesProspectusDreyfusGovernmentCashManagementdreyfusgovernmentcashmangementInstitutionalShares</Role>
      <ShortName>Risk/Return Detail Data- Institutional Shares Prospectus - Dreyfus Government Cash Management (dreyfus government cash mangement - Institutional Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>15</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>true</HasEmbeddedReports>
      <HtmlFileName>R51.htm</HtmlFileName>
      <LongName>020049 - Document - Risk/Return Summary {Unlabeled} - Institutional Shares Prospectus - Dreyfus Government Securities Cash Management (- Institutional Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DocumentRiskReturnSummaryUnlabeledInstitutionalSharesProspectusDreyfusGovernmentSecuritiesCashManagementInstitutionalShares</Role>
      <ShortName>Risk/Return Summary- Institutional Shares Prospectus - Dreyfus Government Securities Cash Management (- Institutional Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>16</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R57.htm</HtmlFileName>
      <LongName>020055 - Disclosure - Risk/Return Detail Data {Elements} - Institutional Shares Prospectus - Dreyfus Government Securities Cash Management (- Institutional Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DisclosureRiskReturnDetailDataElementsInstitutionalSharesProspectusDreyfusGovernmentSecuritiesCashManagementInstitutionalShares</Role>
      <ShortName>Risk/Return Detail Data- Institutional Shares Prospectus - Dreyfus Government Securities Cash Management (- Institutional Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>17</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>true</HasEmbeddedReports>
      <HtmlFileName>R58.htm</HtmlFileName>
      <LongName>020056 - Document - Risk/Return Summary {Unlabeled} - Institutional Shares Prospectus - Dreyfus Treasury Obligations Cash Management (Institutional Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DocumentRiskReturnSummaryUnlabeledInstitutionalSharesProspectusDreyfusTreasuryObligationsCashManagementInstitutionalShares</Role>
      <ShortName>Risk/Return Summary- Institutional Shares Prospectus - Dreyfus Treasury Obligations Cash Management (Institutional Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>18</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R64.htm</HtmlFileName>
      <LongName>020062 - Disclosure - Risk/Return Detail Data {Elements} - Institutional Shares Prospectus - Dreyfus Treasury Obligations Cash Management (Institutional Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DisclosureRiskReturnDetailDataElementsInstitutionalSharesProspectusDreyfusTreasuryObligationsCashManagementInstitutionalShares</Role>
      <ShortName>Risk/Return Detail Data- Institutional Shares Prospectus - Dreyfus Treasury Obligations Cash Management (Institutional Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>19</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>true</HasEmbeddedReports>
      <HtmlFileName>R65.htm</HtmlFileName>
      <LongName>020063 - Document - Risk/Return Summary {Unlabeled} - Institutional Shares Prospectus - Dreyfus Treasury Securities Cash Management (Institutional Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DocumentRiskReturnSummaryUnlabeledInstitutionalSharesProspectusDreyfusTreasurySecuritiesCashManagementInstitutionalShares</Role>
      <ShortName>Risk/Return Summary- Institutional Shares Prospectus - Dreyfus Treasury Securities Cash Management (Institutional Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>20</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R71.htm</HtmlFileName>
      <LongName>020069 - Disclosure - Risk/Return Detail Data {Elements} - Institutional Shares Prospectus - Dreyfus Treasury Securities Cash Management (Institutional Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DisclosureRiskReturnDetailDataElementsInstitutionalSharesProspectusDreyfusTreasurySecuritiesCashManagementInstitutionalShares</Role>
      <ShortName>Risk/Return Detail Data- Institutional Shares Prospectus - Dreyfus Treasury Securities Cash Management (Institutional Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>21</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>true</HasEmbeddedReports>
      <HtmlFileName>R72.htm</HtmlFileName>
      <LongName>020070 - Document - Risk/Return Summary {Unlabeled} - Institutional Shares Prospectus - Dreyfus Tax Exempt Cash Management</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DocumentRiskReturnSummaryUnlabeledInstitutionalSharesProspectusDreyfusTaxExemptCashManagement</Role>
      <ShortName>Risk/Return Summary- Institutional Shares Prospectus - Dreyfus Tax Exempt Cash Management</ShortName>
      <MenuCategory></MenuCategory>
      <Position>22</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R78.htm</HtmlFileName>
      <LongName>020076 - Disclosure - Risk/Return Detail Data {Elements} - Institutional Shares Prospectus - Dreyfus Tax Exempt Cash Management</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DisclosureRiskReturnDetailDataElementsInstitutionalSharesProspectusDreyfusTaxExemptCashManagement</Role>
      <ShortName>Risk/Return Detail Data- Institutional Shares Prospectus - Dreyfus Tax Exempt Cash Management</ShortName>
      <MenuCategory></MenuCategory>
      <Position>23</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>true</HasEmbeddedReports>
      <HtmlFileName>R79.htm</HtmlFileName>
      <LongName>020077 - Document - Risk/Return Summary {Unlabeled} - Investor Shares Prospectus - Dreyfus Cash Management (Investor Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DocumentRiskReturnSummaryUnlabeledInvestorSharesProspectusDreyfusCashManagementInvestorShares</Role>
      <ShortName>Risk/Return Summary- Investor Shares Prospectus - Dreyfus Cash Management (Investor Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>24</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R85.htm</HtmlFileName>
      <LongName>020083 - Disclosure - Risk/Return Detail Data {Elements} - Investor Shares Prospectus - Dreyfus Cash Management (Investor Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DisclosureRiskReturnDetailDataElementsInvestorSharesProspectusDreyfusCashManagementInvestorShares</Role>
      <ShortName>Risk/Return Detail Data- Investor Shares Prospectus - Dreyfus Cash Management (Investor Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>25</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>true</HasEmbeddedReports>
      <HtmlFileName>R86.htm</HtmlFileName>
      <LongName>020084 - Document - Risk/Return Summary {Unlabeled} - Investor Shares Prospectus - Dreyfus Government Cash Management (dreyfus government cash management - Investor Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DocumentRiskReturnSummaryUnlabeledInvestorSharesProspectusDreyfusGovernmentCashManagementdreyfusgovernmentcashmanagementInvestorShares</Role>
      <ShortName>Risk/Return Summary- Investor Shares Prospectus - Dreyfus Government Cash Management (dreyfus government cash management - Investor Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>26</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R92.htm</HtmlFileName>
      <LongName>020090 - Disclosure - Risk/Return Detail Data {Elements} - Investor Shares Prospectus - Dreyfus Government Cash Management (dreyfus government cash management - Investor Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DisclosureRiskReturnDetailDataElementsInvestorSharesProspectusDreyfusGovernmentCashManagementdreyfusgovernmentcashmanagementInvestorShares</Role>
      <ShortName>Risk/Return Detail Data- Investor Shares Prospectus - Dreyfus Government Cash Management (dreyfus government cash management - Investor Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>27</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>true</HasEmbeddedReports>
      <HtmlFileName>R93.htm</HtmlFileName>
      <LongName>020091 - Document - Risk/Return Summary {Unlabeled} - Investor Shares Prospectus - Dreyfus Government Securities Cash Management (- Investor Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DocumentRiskReturnSummaryUnlabeledInvestorSharesProspectusDreyfusGovernmentSecuritiesCashManagementInvestorShares</Role>
      <ShortName>Risk/Return Summary- Investor Shares Prospectus - Dreyfus Government Securities Cash Management (- Investor Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>28</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R99.htm</HtmlFileName>
      <LongName>020097 - Disclosure - Risk/Return Detail Data {Elements} - Investor Shares Prospectus - Dreyfus Government Securities Cash Management (- Investor Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DisclosureRiskReturnDetailDataElementsInvestorSharesProspectusDreyfusGovernmentSecuritiesCashManagementInvestorShares</Role>
      <ShortName>Risk/Return Detail Data- Investor Shares Prospectus - Dreyfus Government Securities Cash Management (- Investor Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>29</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>true</HasEmbeddedReports>
      <HtmlFileName>R100.htm</HtmlFileName>
      <LongName>020098 - Document - Risk/Return Summary {Unlabeled} - Investor Shares Prospectus - Dreyfus Treasury Obligations Cash Management (Investor Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DocumentRiskReturnSummaryUnlabeledInvestorSharesProspectusDreyfusTreasuryObligationsCashManagementInvestorShares</Role>
      <ShortName>Risk/Return Summary- Investor Shares Prospectus - Dreyfus Treasury Obligations Cash Management (Investor Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>30</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R106.htm</HtmlFileName>
      <LongName>020104 - Disclosure - Risk/Return Detail Data {Elements} - Investor Shares Prospectus - Dreyfus Treasury Obligations Cash Management (Investor Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DisclosureRiskReturnDetailDataElementsInvestorSharesProspectusDreyfusTreasuryObligationsCashManagementInvestorShares</Role>
      <ShortName>Risk/Return Detail Data- Investor Shares Prospectus - Dreyfus Treasury Obligations Cash Management (Investor Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>31</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>true</HasEmbeddedReports>
      <HtmlFileName>R107.htm</HtmlFileName>
      <LongName>020105 - Document - Risk/Return Summary {Unlabeled} - Investor Shares Prospectus - Dreyfus Treasury Securities Cash Management (Investor Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DocumentRiskReturnSummaryUnlabeledInvestorSharesProspectusDreyfusTreasurySecuritiesCashManagementInvestorShares</Role>
      <ShortName>Risk/Return Summary- Investor Shares Prospectus - Dreyfus Treasury Securities Cash Management (Investor Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>32</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R113.htm</HtmlFileName>
      <LongName>020111 - Disclosure - Risk/Return Detail Data {Elements} - Investor Shares Prospectus - Dreyfus Treasury Securities Cash Management (Investor Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DisclosureRiskReturnDetailDataElementsInvestorSharesProspectusDreyfusTreasurySecuritiesCashManagementInvestorShares</Role>
      <ShortName>Risk/Return Detail Data- Investor Shares Prospectus - Dreyfus Treasury Securities Cash Management (Investor Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>33</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>true</HasEmbeddedReports>
      <HtmlFileName>R114.htm</HtmlFileName>
      <LongName>020112 - Document - Risk/Return Summary {Unlabeled} - Participant Shares Prospectus - Dreyfus Government Cash Management (- Participant Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DocumentRiskReturnSummaryUnlabeledParticipantSharesProspectusDreyfusGovernmentCashManagementParticipantShares</Role>
      <ShortName>Risk/Return Summary- Participant Shares Prospectus - Dreyfus Government Cash Management (- Participant Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>34</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R120.htm</HtmlFileName>
      <LongName>020118 - Disclosure - Risk/Return Detail Data {Elements} - Participant Shares Prospectus - Dreyfus Government Cash Management (- Participant Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DisclosureRiskReturnDetailDataElementsParticipantSharesProspectusDreyfusGovernmentCashManagementParticipantShares</Role>
      <ShortName>Risk/Return Detail Data- Participant Shares Prospectus - Dreyfus Government Cash Management (- Participant Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>35</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>true</HasEmbeddedReports>
      <HtmlFileName>R121.htm</HtmlFileName>
      <LongName>020119 - Document - Risk/Return Summary {Unlabeled} - Participant Shares Prospectus - Dreyfus Government Securities Cash Management (- Participant Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DocumentRiskReturnSummaryUnlabeledParticipantSharesProspectusDreyfusGovernmentSecuritiesCashManagementParticipantShares</Role>
      <ShortName>Risk/Return Summary- Participant Shares Prospectus - Dreyfus Government Securities Cash Management (- Participant Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>36</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R127.htm</HtmlFileName>
      <LongName>020125 - Disclosure - Risk/Return Detail Data {Elements} - Participant Shares Prospectus - Dreyfus Government Securities Cash Management (- Participant Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DisclosureRiskReturnDetailDataElementsParticipantSharesProspectusDreyfusGovernmentSecuritiesCashManagementParticipantShares</Role>
      <ShortName>Risk/Return Detail Data- Participant Shares Prospectus - Dreyfus Government Securities Cash Management (- Participant Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>37</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>true</HasEmbeddedReports>
      <HtmlFileName>R128.htm</HtmlFileName>
      <LongName>020126 - Document - Risk/Return Summary {Unlabeled} - Participant Shares Prospectus - Dreyfus Treasury Obligations Cash Management (Participant Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DocumentRiskReturnSummaryUnlabeledParticipantSharesProspectusDreyfusTreasuryObligationsCashManagementParticipantShares</Role>
      <ShortName>Risk/Return Summary- Participant Shares Prospectus - Dreyfus Treasury Obligations Cash Management (Participant Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>38</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R134.htm</HtmlFileName>
      <LongName>020132 - Disclosure - Risk/Return Detail Data {Elements} - Participant Shares Prospectus - Dreyfus Treasury Obligations Cash Management (Participant Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DisclosureRiskReturnDetailDataElementsParticipantSharesProspectusDreyfusTreasuryObligationsCashManagementParticipantShares</Role>
      <ShortName>Risk/Return Detail Data- Participant Shares Prospectus - Dreyfus Treasury Obligations Cash Management (Participant Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>39</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>true</HasEmbeddedReports>
      <HtmlFileName>R135.htm</HtmlFileName>
      <LongName>020133 - Document - Risk/Return Summary {Unlabeled} - Participant Shares Prospectus - Dreyfus Treasury Securities Cash Management (Participant Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DocumentRiskReturnSummaryUnlabeledParticipantSharesProspectusDreyfusTreasurySecuritiesCashManagementParticipantShares</Role>
      <ShortName>Risk/Return Summary- Participant Shares Prospectus - Dreyfus Treasury Securities Cash Management (Participant Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>40</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R141.htm</HtmlFileName>
      <LongName>020139 - Disclosure - Risk/Return Detail Data {Elements} - Participant Shares Prospectus - Dreyfus Treasury Securities Cash Management (Participant Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DisclosureRiskReturnDetailDataElementsParticipantSharesProspectusDreyfusTreasurySecuritiesCashManagementParticipantShares</Role>
      <ShortName>Risk/Return Detail Data- Participant Shares Prospectus - Dreyfus Treasury Securities Cash Management (Participant Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>41</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>true</HasEmbeddedReports>
      <HtmlFileName>R142.htm</HtmlFileName>
      <LongName>020140 - Document - Risk/Return Summary {Unlabeled} - Service Shares Prospectus - Dreyfus Government Cash Management (- Service Shares, - Participant Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DocumentRiskReturnSummaryUnlabeledServiceSharesProspectusDreyfusGovernmentCashManagementServiceSharesParticipantShares</Role>
      <ShortName>Risk/Return Summary- Service Shares Prospectus - Dreyfus Government Cash Management (- Service Shares, - Participant Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>42</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R148.htm</HtmlFileName>
      <LongName>020146 - Disclosure - Risk/Return Detail Data {Elements} - Service Shares Prospectus - Dreyfus Government Cash Management (- Service Shares, - Participant Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DisclosureRiskReturnDetailDataElementsServiceSharesProspectusDreyfusGovernmentCashManagementServiceSharesParticipantShares</Role>
      <ShortName>Risk/Return Detail Data- Service Shares Prospectus - Dreyfus Government Cash Management (- Service Shares, - Participant Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>43</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>true</HasEmbeddedReports>
      <HtmlFileName>R149.htm</HtmlFileName>
      <LongName>020147 - Document - Risk/Return Summary {Unlabeled} - Service Shares Prospectus - Dreyfus Treasury Obligations Cash Management (Participant Shares, Service Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DocumentRiskReturnSummaryUnlabeledServiceSharesProspectusDreyfusTreasuryObligationsCashManagementParticipantSharesServiceShares</Role>
      <ShortName>Risk/Return Summary- Service Shares Prospectus - Dreyfus Treasury Obligations Cash Management (Participant Shares, Service Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>44</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R155.htm</HtmlFileName>
      <LongName>020153 - Disclosure - Risk/Return Detail Data {Elements} - Service Shares Prospectus - Dreyfus Treasury Obligations Cash Management (Participant Shares, Service Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DisclosureRiskReturnDetailDataElementsServiceSharesProspectusDreyfusTreasuryObligationsCashManagementParticipantSharesServiceShares</Role>
      <ShortName>Risk/Return Detail Data- Service Shares Prospectus - Dreyfus Treasury Obligations Cash Management (Participant Shares, Service Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>45</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>true</HasEmbeddedReports>
      <HtmlFileName>R156.htm</HtmlFileName>
      <LongName>020154 - Document - Risk/Return Summary {Unlabeled} - Service Shares Prospectus - Dreyfus Treasury Securities Cash Management (Participant Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DocumentRiskReturnSummaryUnlabeledServiceSharesProspectusDreyfusTreasurySecuritiesCashManagementParticipantShares</Role>
      <ShortName>Risk/Return Summary- Service Shares Prospectus - Dreyfus Treasury Securities Cash Management (Participant Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>46</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R162.htm</HtmlFileName>
      <LongName>020160 - Disclosure - Risk/Return Detail Data {Elements} - Service Shares Prospectus - Dreyfus Treasury Securities Cash Management (Participant Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DisclosureRiskReturnDetailDataElementsServiceSharesProspectusDreyfusTreasurySecuritiesCashManagementParticipantShares</Role>
      <ShortName>Risk/Return Detail Data- Service Shares Prospectus - Dreyfus Treasury Securities Cash Management (Participant Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>47</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>true</HasEmbeddedReports>
      <HtmlFileName>R163.htm</HtmlFileName>
      <LongName>020161 - Document - Risk/Return Summary {Unlabeled} - Wealth Shares Prospectus - Dreyfus Government Cash Management (- Wealth Shares, dreyfus government cash management - Investor Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DocumentRiskReturnSummaryUnlabeledWealthSharesProspectusDreyfusGovernmentCashManagementWealthSharesdreyfusgovernmentcashmanagementInvestorShares</Role>
      <ShortName>Risk/Return Summary- Wealth Shares Prospectus - Dreyfus Government Cash Management (- Wealth Shares, dreyfus government cash management - Investor Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>48</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R169.htm</HtmlFileName>
      <LongName>020167 - Disclosure - Risk/Return Detail Data {Elements} - Wealth Shares Prospectus - Dreyfus Government Cash Management (- Wealth Shares, dreyfus government cash management - Investor Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DisclosureRiskReturnDetailDataElementsWealthSharesProspectusDreyfusGovernmentCashManagementWealthSharesdreyfusgovernmentcashmanagementInvestorShares</Role>
      <ShortName>Risk/Return Detail Data- Wealth Shares Prospectus - Dreyfus Government Cash Management (- Wealth Shares, dreyfus government cash management - Investor Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>49</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>true</HasEmbeddedReports>
      <HtmlFileName>R170.htm</HtmlFileName>
      <LongName>020168 - Document - Risk/Return Summary {Unlabeled} - Wealth Shares Prospectus - Dreyfus Treasury Obligations Cash Management (Wealth Shares, Investor Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DocumentRiskReturnSummaryUnlabeledWealthSharesProspectusDreyfusTreasuryObligationsCashManagementWealthSharesInvestorShares</Role>
      <ShortName>Risk/Return Summary- Wealth Shares Prospectus - Dreyfus Treasury Obligations Cash Management (Wealth Shares, Investor Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>50</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R176.htm</HtmlFileName>
      <LongName>020174 - Disclosure - Risk/Return Detail Data {Elements} - Wealth Shares Prospectus - Dreyfus Treasury Obligations Cash Management (Wealth Shares, Investor Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DisclosureRiskReturnDetailDataElementsWealthSharesProspectusDreyfusTreasuryObligationsCashManagementWealthSharesInvestorShares</Role>
      <ShortName>Risk/Return Detail Data- Wealth Shares Prospectus - Dreyfus Treasury Obligations Cash Management (Wealth Shares, Investor Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>51</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>true</HasEmbeddedReports>
      <HtmlFileName>R177.htm</HtmlFileName>
      <LongName>020175 - Document - Risk/Return Summary {Unlabeled} - Wealth Shares Prospectus - Dreyfus Treasury Securities Cash Management (Wealth Shares, Investor Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DocumentRiskReturnSummaryUnlabeledWealthSharesProspectusDreyfusTreasurySecuritiesCashManagementWealthSharesInvestorShares</Role>
      <ShortName>Risk/Return Summary- Wealth Shares Prospectus - Dreyfus Treasury Securities Cash Management (Wealth Shares, Investor Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>52</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R183.htm</HtmlFileName>
      <LongName>020181 - Disclosure - Risk/Return Detail Data {Elements} - Wealth Shares Prospectus - Dreyfus Treasury Securities Cash Management (Wealth Shares, Investor Shares)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.DREYFUS.com/20210524/role/DisclosureRiskReturnDetailDataElementsWealthSharesProspectusDreyfusTreasurySecuritiesCashManagementWealthSharesInvestorShares</Role>
      <ShortName>Risk/Return Detail Data- Wealth Shares Prospectus - Dreyfus Treasury Securities Cash Management (Wealth Shares, Investor Shares)</ShortName>
      <MenuCategory></MenuCategory>
      <Position>53</Position>
    </Report>
    <Report instance="ck0000740766-20210524.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R184.htm</HtmlFileName>
      <LongName>040000 - Disclosure - Risk/Return Detail Data {Elements}</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://xbrl.sec.gov/rr/role/RiskReturnDetailData</Role>
      <ShortName>Risk/Return Detail Data</ShortName>
      <MenuCategory></MenuCategory>
      <Position>54</Position>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <LongName>All Reports</LongName>
      <ReportType>Book</ReportType>
      <ShortName>All Reports</ShortName>
    </Report>
  </MyReports>
  <InputFiles>
    <File doctype="485BPOS" original="ck0000740766-20210524.htm">ck0000740766-20210524.htm</File>
    <File>ck0000740766-20210524.xsd</File>
    <File>ck0000740766-20210524_cal.xml</File>
    <File>ck0000740766-20210524_def.xml</File>
    <File>ck0000740766-20210524_lab.xml</File>
    <File>ck0000740766-20210524_pre.xml</File>
    <File>d2-expenselimitationagrmt.htm</File>
    <File>davedpowerofattorney-012121.htm</File>
    <File>j-consent289.htm</File>
    <File>p1-ia045codeofethics3312021.htm</File>
  </InputFiles>
  <SupplementalFiles>
    <File>img_042e98f1dee44f3.jpg</File>
    <File>img_0c17fed5b16c4f5.jpg</File>
    <File>img_1019deef40434f2.jpg</File>
    <File>img_173b5ba9869b4f7.jpg</File>
    <File>img_17fbef0755664f2.jpg</File>
    <File>img_1ca0975d1be44f7.jpg</File>
    <File>img_214d76f1e5e94f2.jpg</File>
    <File>img_2cd5b8bbc4ae4f5.jpg</File>
    <File>img_3672a2db6bbe4f3.jpg</File>
    <File>img_39235c83fca74f6.jpg</File>
    <File>img_3ef2008f5ea24f4.jpg</File>
    <File>img_43d742880eb84f3.jpg</File>
    <File>img_4494763ed4324f4.jpg</File>
    <File>img_56fee6deac694f3.jpg</File>
    <File>img_64da4bf0082d4f5.jpg</File>
    <File>img_75b6796edd554f4.jpg</File>
    <File>img_8263c456f8a54f5.jpg</File>
    <File>img_836df3be183c4f6.jpg</File>
    <File>img_8540beff340b4f3.jpg</File>
    <File>img_8af235a618724f7.jpg</File>
    <File>img_9506db08f9f04f4.jpg</File>
    <File>img_95d4b0bb6aac4f5.jpg</File>
    <File>img_99680c1549244f5.jpg</File>
    <File>img_9c607d80a7fe4f5.jpg</File>
    <File>img_a3c28b5c1e574f3.jpg</File>
    <File>img_a5ddf93c12804f3.jpg</File>
    <File>img_b4c7ce1467374f2.jpg</File>
    <File>img_b932111ab9d44f4.jpg</File>
    <File>img_c573459ed2f04f6.jpg</File>
    <File>img_c69ff5c95e274f7.jpg</File>
    <File>img_c7d2f3b435644f2.jpg</File>
    <File>img_cafe6dd3aeee4f4.jpg</File>
    <File>img_cc2173081a5f4f7.jpg</File>
    <File>img_d66eb71879384f4.jpg</File>
    <File>img_d7d56d79b4314f3.jpg</File>
    <File>img_e0d4c4ef84354f6.jpg</File>
    <File>img_e5ee7602e10c4f6.jpg</File>
    <File>img_ea03ccb207e54f6.jpg</File>
    <File>img_ea150b6bf1c44f7.jpg</File>
    <File>img_eab6cd0e05dc4f4.jpg</File>
    <File>img_eb0452c2265c4f2.jpg</File>
    <File>img_ec24ee3782944f2.jpg</File>
    <File>img_f61f01f256094f3.jpg</File>
    <File>img_fa04fc82e03e4f2.jpg</File>
    <File>BarChart1.png</File>
    <File>BarChart2.png</File>
    <File>BarChart3.png</File>
    <File>BarChart4.png</File>
    <File>BarChart5.png</File>
    <File>BarChart6.png</File>
    <File>BarChart7.png</File>
    <File>BarChart8.png</File>
    <File>BarChart9.png</File>
    <File>BarChart10.png</File>
    <File>BarChart11.png</File>
    <File>BarChart12.png</File>
    <File>BarChart13.png</File>
    <File>BarChart14.png</File>
    <File>BarChart15.png</File>
    <File>BarChart16.png</File>
    <File>BarChart17.png</File>
    <File>BarChart18.png</File>
    <File>BarChart19.png</File>
    <File>BarChart20.png</File>
    <File>BarChart21.png</File>
    <File>BarChart22.png</File>
    <File>BarChart23.png</File>
    <File>BarChart24.png</File>
    <File>BarChart25.png</File>
    <File>BarChart26.png</File>
  </SupplementalFiles>
  <BaseTaxonomies>
    <BaseTaxonomy>http://xbrl.sec.gov/rr/2018-01-31</BaseTaxonomy>
    <BaseTaxonomy>http://xbrl.sec.gov/dei/2019-01-31</BaseTaxonomy>
  </BaseTaxonomies>
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>true</HasCalculationLinkbase>
</FilingSummary>
