Commercial Mortgage Backed Securities [Member]

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

Labels

TextLangRoleContainer role
Commercial Mortgage Backed Securities [Member]en-UShttp://www.xbrl.org/2003/role/labelhttp://www.xbrl.org/2003/role/link
Securities collateralized by commercial real estate mortgage loans.en-UShttp://www.xbrl.org/2003/role/documentationhttp://www.xbrl.org/2003/role/link

References

NameValueRole
SourceNameRetirement Benefits:Taxonomy Technical Improvementhttp://fasb.org/srt/role/changeNote/changeNote
TaxonomyVersion2018http://fasb.org/srt/role/changeNote/changeNote
ChangeDate2017-08http://fasb.org/srt/role/changeNote/changeNote
ModifiedReferencestruehttp://fasb.org/srt/role/changeNote/changeNote
PublisherFASBhttp://fasb.org/us-gaap/role/ref/legacyRef
NameAccounting Standards Codificationhttp://fasb.org/us-gaap/role/ref/legacyRef
Topic320http://fasb.org/us-gaap/role/ref/legacyRef
SubTopic10http://fasb.org/us-gaap/role/ref/legacyRef
Section50http://fasb.org/us-gaap/role/ref/legacyRef
Paragraph3http://fasb.org/us-gaap/role/ref/legacyRef
URIhttp://asc.fasb.org/extlink&oid=121645371&loc=d3e27198-111563http://fasb.org/us-gaap/role/ref/legacyRef
PublisherFASBhttp://www.xbrl.org/2009/role/commonPracticeRef
NameAccounting Standards Codificationhttp://www.xbrl.org/2009/role/commonPracticeRef
Topic715http://www.xbrl.org/2009/role/commonPracticeRef
SubTopic20http://www.xbrl.org/2009/role/commonPracticeRef
Section50http://www.xbrl.org/2009/role/commonPracticeRef
Paragraph1http://www.xbrl.org/2009/role/commonPracticeRef
Subparagraph(d)(ii)http://www.xbrl.org/2009/role/commonPracticeRef
URIhttp://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920http://www.xbrl.org/2009/role/commonPracticeRef

Related Parent Concepts

NameRelation TypeRole
us-gaap:TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain
parent-childhttp://fasb.org/us-gaap/role/disclosure/InvestmentsDebtAndEquitySecuritiesTmp011
us-gaap:TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain
domain-memberhttp://fasb.org/us-gaap/role/disclosure/InvestmentsDebtAndEquitySecuritiesTmp011DebtSecuritiesAvailableForSaleTable
us-gaap:TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain
parent-childhttp://fasb.org/us-gaap/role/disclosure/InvestmentsDebtAndEquitySecuritiesTmp012
us-gaap:TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain
domain-memberhttp://fasb.org/us-gaap/role/disclosure/InvestmentsDebtAndEquitySecuritiesTmp012ScheduleOfHeldToMaturitySecuritiesTable
us-gaap:TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain
parent-childhttp://fasb.org/us-gaap/role/disclosure/FairValueMeasuresAndDisclosuresTmp01
us-gaap:TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain
domain-memberhttp://fasb.org/us-gaap/role/disclosure/FairValueMeasuresAndDisclosuresTmp01FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable
us-gaap:TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain
parent-childhttp://fasb.org/us-gaap/role/disclosure/FairValueMeasuresAndDisclosuresTmp02
us-gaap:TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain
domain-memberhttp://fasb.org/us-gaap/role/disclosure/FairValueMeasuresAndDisclosuresTmp02FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable