Closed Portfolio and Beneficial Interest, Last-of-Layer, Amortized Cost [Abstract]

NameClosedPortfolioAndBeneficialInterestLastOfLayerAmortizedCostAbstract
Namespacehttp://fasb.org/us-gaap/2020-01-31
Prefixus-gaap
Data typexbrli:stringItemType
Period typeduration
Substitution Groupxbrli:item
BalanceNone
NillableTrue
AbstractTrue

Labels

TextLangRoleContainer role
Closed Portfolio and Beneficial Interest, Last-of-Layer, Amortized Cost [Abstract]en-UShttp://www.xbrl.org/2003/role/labelhttp://www.xbrl.org/2003/role/link

References

NameValueRole
SourceNameHedginghttp://fasb.org/srt/role/changeNote/changeNote
TaxonomyVersion2018http://fasb.org/srt/role/changeNote/changeNote
ChangeDate2017-11http://fasb.org/srt/role/changeNote/changeNote
NewElementtruehttp://fasb.org/srt/role/changeNote/changeNote
Source_ASU_Number2017-12http://fasb.org/srt/role/changeNote/changeNote

Related Parent Concepts

NameRelation TypeRole
us-gaap:SummaryOfDerivativeInstrumentsByHedgeDesignationAbstract
parent-childhttp://fasb.org/us-gaap/role/disclosure/DerivativeInstrumentsAndHedgingActivities