| Standard label: | Accrual for Taxes Other than Income Taxes, Current |
| Name: | us-gaap:AccrualForTaxesOtherThanIncomeTaxesCurrent |
| Documentation: | Carrying value as of the balance sheet date of obligations incurred and payable for real and property taxes. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). |
| Object type: | cm:Concept |
| Data type: | Monetary (xbrli:monetaryItemType) |
| Period type: | As Of (instant) |
| Balance type: | Credit |
| Abstract: | false |
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:AccrualForTaxesOtherThanIncomeTaxesCurrent |
| Label | Role | Language |
| Accrual for Taxes Other than Income Taxes, Current | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 210 10 S99 1 (SX 210.5-02.20) | http://fasb.org/us-gaap/role/ref/legacyRef | 210 |
| FASB Accounting Standards Codification 210 10 45 8 | http://fasb.org/us-gaap/role/ref/legacyRef | 210 |
| FASB Accounting Standards Codification 720 30 45 1 | http://fasb.org/us-gaap/role/ref/legacyRef | 720 |
| Part Of Roll Up: |
| us-gaap:TaxesPayableCurrent |