| Standard label: | Prepaid Expense and Other Assets, Noncurrent |
| Name: | us-gaap:PrepaidExpenseAndOtherAssetsNoncurrent |
| Documentation: | Amount of asset related to consideration paid in advance for costs that provide economic benefits in future periods, and amount of other assets that are expected to be realized or consumed after one year or the normal operating cycle, if longer. |
| 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:PrepaidExpenseAndOtherAssetsNoncurrent |
| Label | Role | Language |
| Prepaid Expense and Other Assets, Noncurrent | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 210 10 S99 1 (SX 210.5-02(17)) | http://fasb.org/us-gaap/role/ref/legacyRef | 210 |
| FASB Accounting Standards Codification 942 210 S99 1 (SX 210.9-03(10)) | http://fasb.org/us-gaap/role/ref/legacyRef | 942 |
| FASB Accounting Standards Codification 944 210 S99 1 (SX 210.7-03(a)(10)) | http://fasb.org/us-gaap/role/ref/legacyRef | 944 |