| Standard label: | Capital Units, Authorized | 
| Name: | us-gaap:CapitalUnitsAuthorized | 
| Documentation: | Number of authorized capital units or capital shares. This element is relevant to issuers of face-amount certificates and registered investment companies. | 
| Object type: | cm:Concept | 
| Data type: | Shares (xbrli:sharesItemType) | 
| Period type: | As Of (instant) | 
| Balance type: | (no balance type) | 
| Abstract: | false | 
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:CapitalUnitsAuthorized | 
| Label | Role | Language | 
| Capital Units, Authorized | http://www.xbrl.org/2003/role/label | en-US | 
| Reference | Role | Topic | 
| FASB Accounting Standards Codification 946 210 S99 1 (SX 210.6-04.16(a)) | http://fasb.org/us-gaap/role/ref/legacyRef | 946 |