| Standard label: | Schedule of Acquired Finite-Lived Intangible Asset by Major Class [Table] |
| Name: | us-gaap:ScheduleOfAcquiredFiniteLivedIntangibleAssetByMajorClassTable |
| Documentation: | Tabular disclosure of the major classes of acquired finite-lived intangible assets showing the amount, any significant residual value, weighted average amortization period, and other characteristics. A major class is composed of intangible assets that can be grouped together because they are similar, either by nature or by their use in the operations of the company. |
| Object type: | cm:Table |
| Data type: | Text/String (xbrli:stringItemType) |
| Period type: | For Period (duration) |
| Balance type: | (no balance type) |
| Abstract: | true |
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:ScheduleOfAcquiredFiniteLivedIntangibleAssetByMajorClassTable |
| Label | Role | Language |
| Schedule of Acquired Finite-Lived Intangible Asset by Major Class [Table] | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 350 30 50 1 (a) | http://fasb.org/us-gaap/role/ref/legacyRef | 350 |