| Standard label: | APIC, Share-based Payment Arrangement, Increase for Cost Recognition |
| Name: | us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue |
| Documentation: | Amount of increase to additional paid-in capital (APIC) for recognition of cost for award under share-based payment arrangement. |
| Object type: | cm:Concept |
| Data type: | Monetary (xbrli:monetaryItemType) |
| Period type: | For Period (duration) |
| Balance type: | Credit |
| Abstract: | false |
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue |
| Label | Role | Language |
| APIC, Share-based Payment Arrangement, Increase for Cost Recognition | http://www.xbrl.org/2003/role/label | en-US |
| APIC, Share-based Payment Arrangement, Increase for Cost Recognition, Total | http://www.xbrl.org/2003/role/totalLabel | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 718 10 50 1 (b) | http://fasb.org/us-gaap/role/ref/legacyRef | 718 |
| FASB Accounting Standards Codification 718 10 35 2 | http://fasb.org/us-gaap/role/ref/legacyRef | 718 |
| FASB Accounting Standards Codification 718 20 55 12 | http://fasb.org/us-gaap/role/ref/legacyRef | 718 |
| FASB Accounting Standards Codification 718 20 55 13 | http://fasb.org/us-gaap/role/ref/legacyRef | 718 |
| Part Of Roll Up: |
| us-gaap:StockholdersEquityPeriodIncreaseDecrease |