| Report Element Information |
| Run date/time: 7/21/2011 4:37:13 PM |
| Report Element Attributes: |
| Prefix: | pattern |
| Standard label: | Other Property, Plant and Equipment, Net, Additions |
| Documentation: | Ut eget felis. |
| Balance type: | Debit |
| Period type: | For Period (duration) |
| Report element type: | [Concept] |
| Data type: | Monetary (xbrli:monetaryItemType) |
| ID: | pattern_OtherPropertyPlantAndEquipmentNetAdditions |
| Name: | pattern:OtherPropertyPlantAndEquipmentNetAdditions |
| Labels of Report Element |
| Role: | Label | Lang |
| (http://www.xbrl.org/2003/role/documentation) | Ut eget felis. | en |
| Standard label (http://www.xbrl.org/2003/role/label) | Other Property, Plant and Equipment, Net, Additions | en |