nonNumeric

contextRef="From2020-03-222020-03-23_custom_PublicServiceCompanyOfNewHampshireMember"

 format="ixt:booleanfalse" id="xdx2ixbrl0081" name="dei:WrittenCommunications">¨

contextRef="From2020-03-222020-03-23_custom_PublicServiceCompanyOfNewHampshireMember"

id="xdx2ixbrl0082" name="dei:DocumentType">8-K

contextRef="From2020-03-222020-03-23_custom_PublicServiceCompanyOfNewHampshireMember"

 format="ixt:dateyearmonthday" id="xdx2ixbrl0083" name="dei:DocumentPeriodEndDate">2020-03-23

contextRef="From2020-03-222020-03-23_custom_PublicServiceCompanyOfNewHampshireMember"

 format="ixt:booleanfalse" id="xdx2ixbrl0084" name="dei:AmendmentFlag">false

contextRef="From2020-03-222020-03-23_custom_PublicServiceCompanyOfNewHampshireMember"

 format="ixt:booleanfalse" id="xdx2ixbrl0085" name="dei:SolicitingMaterial">¨

contextRef="From2020-03-222020-03-23_custom_PublicServiceCompanyOfNewHampshireMember"

 format="ixt:booleanfalse" id="xdx2ixbrl0086" name="dei:PreCommencementTenderOffer">¨

contextRef="From2020-03-222020-03-23_custom_PublicServiceCompanyOfNewHampshireMember"

 format="ixt:booleanfalse" id="xdx2ixbrl0087" name="dei:PreCommencementIssuerTenderOffer">¨

scheme="http://www.sec.gov/CIK">0000072741

2020-03-22
        2020-03-23

id="From2020-03-222020-03-23_custom_TheConnecticutLightAndPowerCompanyMember">

scheme="http://www.sec.gov/CIK">0000072741

dimension="dei:LegalEntityAxis">es:TheConnecticutLightAndPowerCompanyMember


        2020-03-22
        2020-03-23

id="From2020-03-222020-03-23_custom_NstarElectricCompanyMember">

scheme="http://www.sec.gov/CIK">0000072741

dimension="dei:LegalEntityAxis">es:NstarElectricCompanyMember


        2020-03-22
        2020-03-23

id="From2020-03-222020-03-23_custom_PublicServiceCompanyOfNewHampshireMember">

scheme="http://www.sec.gov/CIK">0000072741

dimension="dei:LegalEntityAxis">es:PublicServiceCompanyOfNewHampshireMember


        2020-03-22
        2020-03-23iso4217:USD
      xbrli:shares
          iso4217:USD
          xbrli:shares

 

<

© Edgar Online, source Glimpses