Defined Benefit Plan, Equity Securities, Common Stock [Member]

NameDefinedBenefitPlanEquitySecuritiesCommonStockMember
Namespacehttp://fasb.org/us-gaap/2020-01-31
Prefixus-gaap
Data typenonnum:domainItemType
Period typeduration
Substitution Groupxbrli:item
BalanceNone
NillableTrue
AbstractTrue

Labels

TextLangRoleContainer role
Defined Benefit Plan, Equity Securities, Common Stock [Member]en-UShttp://www.xbrl.org/2003/role/labelhttp://www.xbrl.org/2003/role/link

Related Child Concepts

NameRelation TypeRole
us-gaap:DefinedBenefitPlanEquitySecuritiesCommonStockEmployerRelatedPartyMember
parent-childhttp://fasb.org/us-gaap/role/disclosure/CompensationRelatedCostsRetirementBenefits
us-gaap:DefinedBenefitPlanEquitySecuritiesCommonStockEmployerRelatedPartyMember
domain-memberhttp://fasb.org/us-gaap/role/disclosure/CompensationRelatedCostsRetirementBenefitsDefinedBenefitPlanPlanAssetsAllocationTable
us-gaap:DefinedBenefitPlanEquitySecuritiesCommonStockEmployerRelatedPartyMember
domain-memberhttp://fasb.org/us-gaap/role/disclosure/CompensationRelatedCostsRetirementBenefitsDefinedBenefitPlanPlanAssetsCategoryTable
us-gaap:DefinedBenefitPlanEquitySecuritiesCommonStockEmployerRelatedPartyMember
domain-memberhttp://fasb.org/us-gaap/role/disclosure/CompensationRelatedCostsRetirementBenefitsDefinedBenefitPlanPlanAssetsLevel3ReconciliationTable
us-gaap:DefinedBenefitPlanEquitySecuritiesCommonStockEmployerRelatedPartyMember
domain-memberhttp://fasb.org/us-gaap/role/disclosure/CompensationRelatedCostsRetirementBenefitsScheduleOfDefinedBenefitPlansDisclosuresTable