| Standard label: | Investment Company, Net Asset Value Per Share, Period Increase (Decrease) |
| Name: | us-gaap:InvestmentCompanyNetAssetValuePerSharePeriodIncreaseDecrease |
| Documentation: | Per share or unit amount of increase (decrease) in net asset value. |
| Object type: | cm:Concept |
| Data type: | Share (num:perShareItemType) |
| Period type: | For Period (duration) |
| Balance type: | (no balance type) |
| Abstract: | false |
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:InvestmentCompanyNetAssetValuePerSharePeriodIncreaseDecrease |
| Label | Role | Language |
| Investment Company, Net Asset Value Per Share, Period Increase (Decrease) | http://www.xbrl.org/2003/role/label | en-US |
| Investment Company, Net Asset Value Per Share, Period Increase (Decrease), Total | http://www.xbrl.org/2003/role/totalLabel | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 946 205 50 7 (h) | http://fasb.org/us-gaap/role/ref/legacyRef | 946 |