| Report Element Information |
| Run date/time: 7/16/2011 9:02:48 AM |
| Report Element Attributes: |
| Prefix: | pattern |
| Standard label: | Investments in Securities Policy |
| Documentation: | Proin non mauris. Proin sed odio. Phasellus sagittis orci quis orci. |
| Balance type: | |
| Period type: | For Period (duration) |
| Report element type: | [Concept] |
| Data type: | Text/String (xbrli:stringItemType) |
| ID: | pattern_InvestmentsInSecuritiesPolicy |
| Name: | pattern:InvestmentsInSecuritiesPolicy |
| Labels of Report Element |
| Role: | Label | Lang |
| (http://www.xbrl.org/2003/role/documentation) | Proin non mauris. Proin sed odio. Phasellus sagittis orci quis orci. | en |
| Standard label (http://www.xbrl.org/2003/role/label) | Investments in Securities Policy | en |