| Standard label: | Unpatented Technology [Member] | 
| Name: | us-gaap:UnpatentedTechnologyMember | 
| Documentation: | Technology-based innovations or scientific advances that have not been patented. | 
| Object type: | cm:Member | 
| Data type: | [Member] (nonnum:domainItemType) | 
| Period type: | For Period (duration) | 
| Balance type: | (no balance type) | 
| Abstract: | true | 
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:UnpatentedTechnologyMember | 
| Label | Role | Language | 
| Unpatented Technology [Member] | http://www.xbrl.org/2003/role/label | en-US | 
| Reference | Role | Topic | 
| FASB Accounting Standards Codification 805 20 55 38 (c) | http://fasb.org/us-gaap/role/ref/legacyRef | 805 |