| Name | MeasurementInputTypeAxis |
|---|---|
| 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 |
|---|---|---|---|
| Measurement Input Type [Axis] | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Information by type of measurement input used to determine value of asset and liability. | en-US | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Name | Value | Role |
|---|---|---|
| SourceName | Fair Value | http://fasb.org/srt/role/changeNote/changeNote |
| TaxonomyVersion | 2018 | http://fasb.org/srt/role/changeNote/changeNote |
| ChangeDate | 2017-07 | http://fasb.org/srt/role/changeNote/changeNote |
| NewElement | 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 | 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 | (bbb) | 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:FairValueInputsPrepaymentRate | dep-dimensionallyQualifiedConcept-deprecatedConcept | http://fasb.org/us-gaap/role/deprecated/deprecated | |
us-gaap:FairValueInputsProbabilityOfDefault | dep-dimensionallyQualifiedConcept-deprecatedConcept | http://fasb.org/us-gaap/role/deprecated/deprecated | |
us-gaap:FairValueInputsLossSeverity | dep-dimensionallyQualifiedConcept-deprecatedConcept | http://fasb.org/us-gaap/role/deprecated/deprecated | |
us-gaap:FairValueInputsComparabilityAdjustments | dep-dimensionallyQualifiedConcept-deprecatedConcept | http://fasb.org/us-gaap/role/deprecated/deprecated | |
us-gaap:FairValueInputsDiscountRate | dep-dimensionallyQualifiedConcept-deprecatedConcept | http://fasb.org/us-gaap/role/deprecated/deprecated | |
us-gaap:FairValueInputsLongTermRevenueGrowthRate | dep-dimensionallyQualifiedConcept-deprecatedConcept | http://fasb.org/us-gaap/role/deprecated/deprecated | |
us-gaap:FairValueInputsDiscountForLackOfMarketability | dep-dimensionallyQualifiedConcept-deprecatedConcept | http://fasb.org/us-gaap/role/deprecated/deprecated | |
us-gaap:FairValueInputsControlPremium | dep-dimensionallyQualifiedConcept-deprecatedConcept | http://fasb.org/us-gaap/role/deprecated/deprecated | |
us-gaap:FairValueInputsEarningsBeforeInterestTaxesDepreciationAndAmortizationMultiple | dep-dimensionallyQualifiedConcept-deprecatedConcept | http://fasb.org/us-gaap/role/deprecated/deprecated | |
us-gaap:FairValueInputsRevenueMultiple | dep-dimensionallyQualifiedConcept-deprecatedConcept | http://fasb.org/us-gaap/role/deprecated/deprecated | |
us-gaap:FairValueInputsCounterpartyCreditRisk | dep-dimensionallyQualifiedConcept-deprecatedConcept | http://fasb.org/us-gaap/role/deprecated/deprecated | |
us-gaap:FairValueAssumptionsExpectedVolatilityRate | dep-dimensionallyQualifiedConcept-deprecatedConcept | http://fasb.org/us-gaap/role/deprecated/deprecated | |
us-gaap:FairValueInputsEntityCreditRisk | dep-dimensionallyQualifiedConcept-deprecatedConcept | http://fasb.org/us-gaap/role/deprecated/deprecated | |
us-gaap:FairValueInputsCapRate | dep-dimensionallyQualifiedConcept-deprecatedConcept | http://fasb.org/us-gaap/role/deprecated/deprecated | |
us-gaap:FairValueAssumptionsExpectedTerm | dep-dimensionallyQualifiedConcept-deprecatedConcept | http://fasb.org/us-gaap/role/deprecated/deprecated | |
us-gaap:FairValueAssumptionsWeightedAverageVolatilityRate | dep-dimensionallyQualifiedConcept-deprecatedConcept | http://fasb.org/us-gaap/role/deprecated/deprecated | |
us-gaap:FairValueAssumptionsExpectedDividendPayments | dep-dimensionallyQualifiedConcept-deprecatedConcept | http://fasb.org/us-gaap/role/deprecated/deprecated | |
us-gaap:FairValueAssumptionsExpectedDividendRate | dep-dimensionallyQualifiedConcept-deprecatedConcept | http://fasb.org/us-gaap/role/deprecated/deprecated | |
us-gaap:FairValueAssumptionsWeightedAverageExpectedDividend | dep-dimensionallyQualifiedConcept-deprecatedConcept | http://fasb.org/us-gaap/role/deprecated/deprecated | |
us-gaap:FairValueAssumptionsRiskFreeInterestRate | dep-dimensionallyQualifiedConcept-deprecatedConcept | http://fasb.org/us-gaap/role/deprecated/deprecated | |
us-gaap:FairValueAssumptionsExercisePrice | dep-dimensionallyQualifiedConcept-deprecatedConcept | http://fasb.org/us-gaap/role/deprecated/deprecated |