| Name | FairValueRecurringBasisUnobservableInputReconciliationAssetLiabilityGainLossOci |
|---|---|
| Namespace | http://fasb.org/us-gaap/2020-01-31 |
| Prefix | us-gaap |
| Data type | xbrli:monetaryItemType |
| Period type | duration |
| Substitution Group | xbrli:item |
| Balance | credit |
| Nillable | True |
| Abstract | False |
| Text | Lang | Role | Container role |
|---|---|---|---|
| Fair Value, Recurring Basis, Unobservable Input Reconciliation, Asset (Liability), Gain (Loss), OCI | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Fair Value, Recurring Basis, Unobservable Input Reconciliation, Asset (Liability), Gain (Loss), OCI, Total | en-US | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |
| Amount of gain (loss) recognized in other comprehensive income (OCI) from asset (liability) measured at fair value on recurring basis using unobservable input (level 3). | 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 |
| Positive_XBRL_Value | Enter a positive XBRL value for gain. | http://fasb.org/us-gaap/role/tin/taxonomyImplementationNote |
| Negative_XBRL_Value | Enter a negative XBRL value for loss. | http://fasb.org/us-gaap/role/tin/taxonomyImplementationNote |
| Note | If element is not presented separately in statement in which other comprehensive income is reported, element identified in tin-part:AlternateElement is used to convey location within statement in which other comprehensive income is reported. | http://fasb.org/us-gaap/role/tin/taxonomyImplementationNote |
| PublishDate | 2019-01 | http://fasb.org/us-gaap/role/tin/taxonomyImplementationNote |
| AlternateElement | FairValueRecurringBasisUnobservableInputReconciliationAssetLiabilityGainLossStatementOfOtherComprehensiveIncomeExtensibleList | http://fasb.org/us-gaap/role/tin/taxonomyImplementationNote |
| SourceName | Disclosure Framework-Fair Value | http://fasb.org/srt/role/changeNote/changeNote |
| TaxonomyVersion | 2019 | http://fasb.org/srt/role/changeNote/changeNote |
| ChangeDate | 2018-10 | http://fasb.org/srt/role/changeNote/changeNote |
| NewElement | true | http://fasb.org/srt/role/changeNote/changeNote |
| Source_ASU_Number | 2018-13 | 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 | 820 | http://www.xbrl.org/2003/role/disclosureRef |
| SubTopic | 10 | http://www.xbrl.org/2003/role/disclosureRef |
| Section | 50 | http://www.xbrl.org/2003/role/disclosureRef |
| Paragraph | 2 | http://www.xbrl.org/2003/role/disclosureRef |
| Subparagraph | (c)(1a) | http://www.xbrl.org/2003/role/disclosureRef |
| URI | http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 | http://www.xbrl.org/2003/role/disclosureRef |
| Name | Relation Type | Role | |
|---|---|---|---|
us-gaap:FairValueRecurringBasisUnobservableInputReconciliationAssetLiabilityGainLossStatementOfOtherComprehensiveIncomeExtensibleList | concept-extensibleEnumerationLineItemLocation | http://fasb.org/us-gaap/role/tin/taxonomyImplementationNote | |
us-gaap:FairValueRecurringBasisUnobservableInputReconciliationAssetLiabilityGainLossStatementOfOtherComprehensiveIncomeExtensibleList | parent-child | http://fasb.org/us-gaap/role/disclosure/FinancialInstrumentsFairValueDisclosures | |
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInOtherComprehensiveIncome | summation-item | http://fasb.org/us-gaap/role/disclosure/FinancialInstrumentsFairValueDisclosures | |
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss | summation-item | http://fasb.org/us-gaap/role/disclosure/FinancialInstrumentsFairValueDisclosures |
| Name | Relation Type | Role | |
|---|---|---|---|
us-gaap:FairValueRecurringBasisUnobservableInputReconciliationAssetLiabilityGainLossOciAbstract | parent-child | http://fasb.org/us-gaap/role/disclosure/FinancialInstrumentsFairValueDisclosures |