| Standard label: | Assets |
| Name: | us-gaap:Assets |
| Documentation: | Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events. |
| Object type: | cm:Concept |
| Data type: | Monetary (xbrli:monetaryItemType) |
| Period type: | As Of (instant) |
| Balance type: | Debit |
| Abstract: | false |
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:Assets |
| Label | Role | Language |
| Assets | http://www.xbrl.org/2003/role/label | en-US |
| Assets, Total | http://www.xbrl.org/2003/role/totalLabel | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 280 10 50 22 | http://www.xbrl.org/2003/role/disclosureRef | 280 |
| FASB Accounting Standards Codification 942 210 S99 1 (SX 210.9-03(11)) | http://fasb.org/us-gaap/role/ref/legacyRef | 942 |
| FASB Accounting Standards Codification 944 210 S99 1 (SX 210.7-03(a)(12)) | http://fasb.org/us-gaap/role/ref/legacyRef | 944 |