| Standard label: | Recorded Unconditional Purchase Obligation, Nonfinancial Assets Pledged as Security, Value |
| Name: | us-gaap:RecordedUnconditionalPurchaseObligationNonfinancialAssetsPledgedAsSecurityValue |
| Documentation: | The value of assets other than financial instruments pledged to provide security to a suppler under a recorded unconditional purchase obligation arrangement. |
| 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:RecordedUnconditionalPurchaseObligationNonfinancialAssetsPledgedAsSecurityValue |
| Label | Role | Language |
| Recorded Unconditional Purchase Obligation, Nonfinancial Assets Pledged as Security, Value | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 860 30 50 1A (b) | http://fasb.org/us-gaap/role/ref/legacyRef | 860 |