| Report Element Information |
| Run date/time: 7/5/2011 8:13:34 AM |
| Report Element Attributes: |
| Prefix: | pattern |
| Standard label: | Basis of Presentation |
| Documentation: | Sed magna felis, accumsan a, fermentum quis, varius sed, ipsum. Nullam leo. Donec eros. Maecenas interdum, lectus eget aliquet tincidunt. |
| Balance type: | |
| Period type: | For Period (duration) |
| Report element type: | [Concept] |
| Data type: | Text Block (HTML) (nonnum:textBlockItemType) |
| ID: | pattern_BasisOfPresentation |
| Name: | pattern:BasisOfPresentation |
| Labels of Report Element |
| Role: | Label | Lang |
| (http://www.xbrl.org/2003/role/documentation) | Sed magna felis, accumsan a, fermentum quis, varius sed, ipsum. Nullam leo. Donec eros. Maecenas interdum, lectus eget aliquet tincidunt. | en |
| Standard label (http://www.xbrl.org/2003/role/label) | Basis of Presentation | en |