| Report Element Information |
| Run date/time: 7/16/2011 11:49:41 AM |
| Report Element Attributes: |
| Prefix: | pattern |
| Standard label: | Operating Income (Loss) [Roll Up] |
| Documentation: | Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Praesent id mauris. |
| Balance type: | |
| Period type: | For Period (duration) |
| Report element type: | [Concept (Abstract)] |
| Data type: | Text/String (xbrli:stringItemType) |
| ID: | pattern_OperatingIncomeLossRollUp |
| Name: | pattern:OperatingIncomeLossRollUp |
| Labels of Report Element |
| Role: | Label | Lang |
| (http://www.xbrl.org/2003/role/documentation) | Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Praesent id mauris. | en |
| Standard label (http://www.xbrl.org/2003/role/label) | Operating Income (Loss) [Roll Up] | en |