| Standard label: | Cost, Depreciation, Amortization and Depletion |
| Name: | us-gaap:CostDepreciationAmortizationAndDepletion |
| Documentation: | Amount of expense for allocation of cost of tangible and intangible assets over their useful lives, and reduction in quantity of natural resource due to consumption directly used in production of good and rendering of service. |
| Object type: | cm:Concept |
| Data type: | Monetary (xbrli:monetaryItemType) |
| Period type: | For Period (duration) |
| Balance type: | Debit |
| Abstract: | false |
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:CostDepreciationAmortizationAndDepletion |
| Label | Role | Language |
| Cost, Depreciation, Amortization and Depletion | http://www.xbrl.org/2003/role/label | en-US |
| Cost, Depreciation, Amortization and Depletion, Total | http://www.xbrl.org/2003/role/totalLabel | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 220 10 S99 2 (SX 210.5-03(b)(2)) | http://www.xbrl.org/2009/role/commonPracticeRef | 220 |
| Part Of Roll Up: |
| us-gaap:CostOfGoodsAndServicesSold |