| Standard label: | Net Assets |
| Name: | us-gaap:AssetsNet |
| Documentation: | Amount of net assets (liabilities). |
| 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:AssetsNet |
| Label | Role | Language |
| Net Assets | http://www.xbrl.org/2003/role/label | en-US |
| Net Assets, Ending Balance | http://www.xbrl.org/2003/role/periodEndLabel | en-US |
| Net Assets, Beginning Balance | http://www.xbrl.org/2003/role/periodStartLabel | en-US |
| Net Assets, Total | http://www.xbrl.org/2003/role/totalLabel | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 205 30 50 1 | http://fasb.org/us-gaap/role/ref/legacyRef | 205 |
| FASB Accounting Standards Codification 946 205 45 3 | http://fasb.org/us-gaap/role/ref/legacyRef | 946 |
| FASB Accounting Standards Codification 946 210 S99 2 (SX 210.6-05(4)) | http://fasb.org/us-gaap/role/ref/legacyRef | 946 |
| FASB Accounting Standards Codification 946 220 S99 3 (SX 210.6-09(6)) | http://fasb.org/us-gaap/role/ref/legacyRef | 946 |
| FASB Accounting Standards Codification 946 220 S99 3 (SX 210.6-09(7)) | http://fasb.org/us-gaap/role/ref/legacyRef | 946 |
| Part Of Roll Up: |
| us-gaap:NetAssetsAdjustedBalance |