| Standard label: | Cost, Depreciation |
| Name: | us-gaap:CostOfGoodsAndServicesSoldDepreciation |
| Documentation: | Amount of expense for allocation of cost of tangible asset over its useful life 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:CostOfGoodsAndServicesSoldDepreciation |
| Label | Role | Language |
| Cost, Depreciation | http://www.xbrl.org/2003/role/label | 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 |
| FASB Accounting Standards Codification 360 10 50 1 (a) | http://www.xbrl.org/2009/role/commonPracticeRef | 360 |
| Part Of Roll Up: |
| us-gaap:CostOfGoodsAndServicesSoldDepreciationAndAmortization |
| us-gaap:Depreciation |