| Name | MultiemployerPlanPensionSignificantEmployerContributionCost |
|---|---|
| Namespace | http://fasb.org/us-gaap/2021-01-31 |
| Prefix | us-gaap |
| Data type | xbrli:monetaryItemType |
| Period type | duration |
| Substitution Group | xbrli:item |
| Balance | debit |
| Nillable | True |
| Abstract | False |
| Text | Lang | Role | Container role |
|---|---|---|---|
| Multiemployer Plan, Pension, Significant, Employer Contribution, Cost | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Amount of cost for employer contribution to multiemployer pension plan determined to be individually significant. | en-US | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Name | Value | Role |
|---|---|---|
| PublishDate | 2020-01 | http://fasb.org/us-gaap/role/tin/resource |
| Source | Taxonomy Implementation Guide | http://fasb.org/us-gaap/role/tin/resource |
| SourceName | Retirement Benefits-Phase 3 | http://fasb.org/us-gaap/role/tin/resource |
| pdfURI | https://www.fasb.org/retirementbenefitsphase3_2020 | http://fasb.org/us-gaap/role/tin/resource |
| elementCreationTaxonomyVersion | 2020 | http://fasb.org/us-gaap/role/tin/taxonomyImplementationNote |
| SourceName | Retirement Benefits:Taxonomy Technical Improvement | http://fasb.org/srt/role/changeNote/changeNote |
| TaxonomyVersion | 2020 | http://fasb.org/srt/role/changeNote/changeNote |
| ChangeDate | 2019-10 | 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 | 715 | http://www.xbrl.org/2003/role/disclosureRef |
| SubTopic | 80 | http://www.xbrl.org/2003/role/disclosureRef |
| Section | 50 | http://www.xbrl.org/2003/role/disclosureRef |
| Paragraph | 5 | http://www.xbrl.org/2003/role/disclosureRef |
| Subparagraph | (e)(1) | http://www.xbrl.org/2003/role/disclosureRef |
| URI | http://asc.fasb.org/extlink&oid=65877416&loc=SL14450657-114947 | http://www.xbrl.org/2003/role/disclosureRef |
| Publisher | FASB | http://www.xbrl.org/2003/role/exampleRef |
| Name | Accounting Standards Codification | http://www.xbrl.org/2003/role/exampleRef |
| Topic | 715 | http://www.xbrl.org/2003/role/exampleRef |
| SubTopic | 80 | http://www.xbrl.org/2003/role/exampleRef |
| Section | 55 | http://www.xbrl.org/2003/role/exampleRef |
| Paragraph | 8 | http://www.xbrl.org/2003/role/exampleRef |
| URI | http://asc.fasb.org/extlink&oid=35742348&loc=SL14450788-114948 | http://www.xbrl.org/2003/role/exampleRef |
| Name | Relation Type | Role | |
|---|---|---|---|
us-gaap:MultiemployerPlanContributionsByEmployer | dep-concept-deprecatedConcept | http://fasb.org/us-gaap/role/deprecated/deprecated |
| Name | Relation Type | Role | |
|---|---|---|---|
us-gaap:MultiemployerPlanEmployerContributionCostAbstract | parent-child | http://fasb.org/us-gaap/role/disclosure/CompensationRelatedCostsRetirementBenefits | |
us-gaap:MultiemployerPlanPensionSignificantAbstract | parent-child | http://fasb.org/us-gaap/role/disclosure/CompensationRelatedCostsRetirementBenefits | |
us-gaap:MultiemployerPlanEmployerContributionCost | summation-item | http://fasb.org/us-gaap/role/disclosure/CompensationRelatedCostsRetirementBenefits | |
us-gaap:MultiemployerPlanEmployerContributionCostAbstract | domain-member | http://fasb.org/us-gaap/role/disclosure/CompensationRelatedCostsRetirementBenefitsScheduleOfMultiemployerPlansTable |