| Standard label: | Proceeds from Lines of Credit |
| Name: | us-gaap:ProceedsFromLinesOfCredit |
| Documentation: | Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements. |
| 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:ProceedsFromLinesOfCredit |
| Label | Role | Language |
| Proceeds from Lines of Credit | http://www.xbrl.org/2003/role/label | en-US |
| Proceeds from Lines of Credit, Total | http://www.xbrl.org/2003/role/totalLabel | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 230 10 45 14 (b) | http://fasb.org/us-gaap/role/ref/legacyRef | 230 |
| FASB Accounting Standards Codification 235 10 S99 1 (SX 210.4-08.(f)) | http://fasb.org/us-gaap/role/ref/legacyRef | 235 |
| Part Of Roll Up: |
| us-gaap:ProceedsFromRepaymentsOfLinesOfCredit |
| us-gaap:LineOfCreditFacilityIncreaseDecreaseForPeriodNet |