| Name | FederalHomeLoanBankAdvancesBranchOfFHLBBankAxis |
|---|---|
| Namespace | http://fasb.org/srt/2020-01-31 |
| Prefix | srt |
| Data type | xbrli:stringItemType |
| Period type | duration |
| Substitution Group | xbrldt:dimensionItem |
| Balance | None |
| Nillable | True |
| Abstract | True |
| Text | Lang | Role | Container role |
|---|---|---|---|
| Federal Home Loan Bank Branch [Axis] | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Information by branch of Federal Home Loan Bank. | en-US | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Name | Value | Role |
|---|---|---|
| TaxonomyVersion | 2018 | http://fasb.org/srt/role/changeNote/changeNote |
| ChangeDate | 2017-12 | http://fasb.org/srt/role/changeNote/changeNote |
| ModifiedReferences | true | http://fasb.org/srt/role/changeNote/changeNote |
| Publisher | FASB | http://www.xbrl.org/2009/role/commonPracticeRef |
| Name | Accounting Standards Codification | http://www.xbrl.org/2009/role/commonPracticeRef |
| Topic | 942 | http://www.xbrl.org/2009/role/commonPracticeRef |
| SubTopic | 470 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Section | 45 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Paragraph | 1 | http://www.xbrl.org/2009/role/commonPracticeRef |
| URI | http://asc.fasb.org/extlink&oid=6479118&loc=d3e64650-112822 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Name | Relation Type | Role | |
|---|---|---|---|
srt:FederalHomeLoanBankAdvancesBranchOfFHLBBankStateDomain | parent-child | http://fasb.org/us-gaap/role/disclosure/FinancialServicesBankingAndThrift | |
srt:FederalHomeLoanBankAdvancesBranchOfFHLBBankStateDomain | dimension-default | http://fasb.org/us-gaap/role/disclosure/FinancialServicesBankingAndThriftScheduleOfFederalHomeLoanBankAdvancesByBranchOfFHLBBankTable | |
srt:FederalHomeLoanBankAdvancesBranchOfFHLBBankStateDomain | dimension-domain | http://fasb.org/us-gaap/role/disclosure/FinancialServicesBankingAndThriftScheduleOfFederalHomeLoanBankAdvancesByBranchOfFHLBBankTable |
| Name | Relation Type | Role | |
|---|---|---|---|
us-gaap:ScheduleOfFederalHomeLoanBankAdvancesByBranchOfFHLBBankTable | parent-child | http://fasb.org/us-gaap/role/disclosure/FinancialServicesBankingAndThrift | |
us-gaap:ScheduleOfFederalHomeLoanBankAdvancesByBranchOfFHLBBankTable | hypercube-dimension | http://fasb.org/us-gaap/role/disclosure/FinancialServicesBankingAndThriftScheduleOfFederalHomeLoanBankAdvancesByBranchOfFHLBBankTable |