| Standard label: | Contract with Customer, Asset, Credit Loss Expense (Reversal) |
| Name: | us-gaap:ContractWithCustomerAssetCreditLossExpense |
| Documentation: | Amount of expense (reversal of expense) for expected credit loss on right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time. |
| Object type: | cm:Concept |
| Data type: | Monetary (xbrli:monetaryItemType) |
| Period type: | For Period (duration) |
| Balance type: | Debit |
| Abstract: | false |
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:ContractWithCustomerAssetCreditLossExpense |
| Label | Role | Language |
| Contract with Customer, Asset, Credit Loss Expense (Reversal) | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 326 20 50 13 (b) | http://www.xbrl.org/2003/role/disclosureRef | 326 |
| FASB Accounting Standards Codification 606 10 50 4 (b) | http://www.xbrl.org/2003/role/disclosureRef | 606 |
| FASB Accounting Standards Codification 606 10 50 10 (c) | http://www.xbrl.org/2003/role/exampleRef | 606 |