| Standard label: | Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment |
| Name: | us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment |
| Documentation: | Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services. |
| 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:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment |
| Label | Role | Language |
| Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment | http://www.xbrl.org/2003/role/label | en-US |
| Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Ending Balance | http://www.xbrl.org/2003/role/periodEndLabel | en-US |
| Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Beginning Balance | http://www.xbrl.org/2003/role/periodStartLabel | en-US |
| Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Total | http://www.xbrl.org/2003/role/totalLabel | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 210 10 S99 1 (SX 210.5-02.14) | http://fasb.org/us-gaap/role/ref/legacyRef | 210 |
| FASB Accounting Standards Codification 360 10 50 1 (c) | http://fasb.org/us-gaap/role/ref/legacyRef | 360 |
| Part Of Roll Up: |
| us-gaap:PropertyPlantAndEquipmentNet |