| Name | CustomersLiabilityForAcceptancesNet |
|---|---|
| Namespace | http://fasb.org/us-gaap/2020-01-31 |
| Prefix | us-gaap |
| Data type | xbrli:monetaryItemType |
| Period type | instant |
| Substitution Group | xbrli:item |
| Balance | debit |
| Nillable | True |
| Abstract | False |
| Text | Lang | Role | Container role |
|---|---|---|---|
| Customer's Liability for Acceptances, Net | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Customer's Liability for Acceptances, Net, Total | en-US | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |
| The aggregate of all customer's outstanding debt to the institution that resulted from short-term negotiable time drafts drawn on and accepted by an institution (also known as banker's acceptance transactions), net of allowance for uncollectible customer's liability for acceptances. | en-US | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Name | Value | Role |
|---|---|---|
| SourceName | Taxonomy Technical Improvement | http://fasb.org/srt/role/changeNote/changeNote |
| TaxonomyVersion | 2020 | http://fasb.org/srt/role/changeNote/changeNote |
| ChangeDate | 2019-04 | http://fasb.org/srt/role/changeNote/changeNote |
| ModifiedReferences | true | http://fasb.org/srt/role/changeNote/changeNote |
| Publisher | FASB | http://www.xbrl.org/2003/role/disclosureRef |
| Name | Accounting Standards Codification | http://www.xbrl.org/2003/role/disclosureRef |
| Topic | 942 | http://www.xbrl.org/2003/role/disclosureRef |
| SubTopic | 210 | http://www.xbrl.org/2003/role/disclosureRef |
| Section | S99 | http://www.xbrl.org/2003/role/disclosureRef |
| Paragraph | 1 | http://www.xbrl.org/2003/role/disclosureRef |
| Subparagraph | (SX 210.9-03(9) | http://www.xbrl.org/2003/role/disclosureRef |
| URI | http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 | http://www.xbrl.org/2003/role/disclosureRef |
| Name | Relation Type | Role | |
|---|---|---|---|
us-gaap:CustomersLiabilityForAcceptancesGross | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionUnclassified-DepositBasedOperations | |
us-gaap:AllowanceForUncollectibleCustomersLiabilityForAcceptances | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionUnclassified-DepositBasedOperations |
| Name | Relation Type | Role | |
|---|---|---|---|
us-gaap:Assets | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionUnclassified-DepositBasedOperations | |
us-gaap:CustomersLiabilityForAcceptancesNetAbstract | parent-child | http://fasb.org/us-gaap/role/disclosure/FinancialServicesBankingAndThrift |