| Standard label: | Tax Cuts and Jobs Act, Accounting Complete, Date |
| Name: | us-gaap:TaxCutsAndJobsActOf2017AccountingCompleteDate |
| Documentation: | Date accounting for income tax effect of Tax Cuts and Jobs Acts is complete, in CCYY-MM-DD format. |
| Object type: | cm:Concept |
| Data type: | Date (xbrli:dateItemType) |
| Period type: | As Of (instant) |
| Balance type: | (no balance type) |
| Abstract: | false |
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:TaxCutsAndJobsActOf2017AccountingCompleteDate |
| Label | Role | Language |
| Tax Cuts and Jobs Act, Accounting Complete, Date | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 740 10 S99 2A (SAB Topic 5.EE.Q2(h)) | http://www.xbrl.org/2003/role/disclosureRef | 740 |