| Name | LoansInsuredOrGuaranteedByGovernmentAuthoritiesAxis |
|---|---|
| Namespace | http://fasb.org/us-gaap/2020-01-31 |
| Prefix | us-gaap |
| Data type | xbrli:stringItemType |
| Period type | duration |
| Substitution Group | xbrldt:dimensionItem |
| Balance | None |
| Nillable | True |
| Abstract | True |
| Text | Lang | Role | Container role |
|---|---|---|---|
| Loans Insured or Guaranteed by Government Authorities [Axis] | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Information by US and non-US government sponsored enterprise, authority, agency and program guarantees for government insured loans. | en-US | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Name | Value | Role |
|---|---|---|
| PublishDate | 2019-01 | http://fasb.org/us-gaap/role/tin/taxonomyImplementationNote |
| Source | Taxonomy Implementation Guide | http://fasb.org/us-gaap/role/tin/taxonomyImplementationNote |
| SourceName | Financing Receivable and Current Expected Credit Loss Disclosures | http://fasb.org/us-gaap/role/tin/taxonomyImplementationNote |
| pdfURI | https://www.fasb.org/finreceivableandcurrentexpectedloss_2020 | http://fasb.org/us-gaap/role/tin/taxonomyImplementationNote |
| PublishDate | 2020-01 | http://fasb.org/us-gaap/role/tin/taxonomyImplementationNote |
| Source | Taxonomy Implementation Guide | http://fasb.org/us-gaap/role/tin/taxonomyImplementationNote |
| SourceName | Dimensional Modeling for Financing Receivable Disclosures | http://fasb.org/us-gaap/role/tin/taxonomyImplementationNote |
| pdfURI | https://www.fasb.org/financingreceivables_2016 | http://fasb.org/us-gaap/role/tin/taxonomyImplementationNote |
| Name | Relation Type | Role | |
|---|---|---|---|
us-gaap:LoansInsuredOrGuaranteedByGovernmentAuthoritiesDomain | parent-child | http://fasb.org/us-gaap/role/disclosure/CreditLossesTmp01 | |
us-gaap:LoansInsuredOrGuaranteedByGovernmentAuthoritiesDomain | dimension-default | http://fasb.org/us-gaap/role/disclosure/CreditLossesTmp01ScheduleOfFinancingReceivablesPastDueTable | |
us-gaap:LoansInsuredOrGuaranteedByGovernmentAuthoritiesDomain | dimension-domain | http://fasb.org/us-gaap/role/disclosure/CreditLossesTmp01ScheduleOfFinancingReceivablesPastDueTable |
| Name | Relation Type | Role | |
|---|---|---|---|
us-gaap:ScheduleOfFinancingReceivablesPastDueTable | parent-child | http://fasb.org/us-gaap/role/disclosure/CreditLossesTmp01 | |
us-gaap:ScheduleOfFinancingReceivablesPastDueTable | hypercube-dimension | http://fasb.org/us-gaap/role/disclosure/CreditLossesTmp01ScheduleOfFinancingReceivablesPastDueTable |