| Report Element Information |
| Run date/time: 7/23/2011 7:11:23 AM |
| Report Element Attributes: |
| Prefix: | pattern |
| Standard label: | All Classes of Property, Plant and Equipment [Member] |
| Documentation: | Duis metus. Donec pulvinar nonummy erat. In vel justo at urna rutrum ultrices. Cras consectetuer orci non lorem. |
| Balance type: | |
| Period type: | For Period (duration) |
| Report element type: | [Member] |
| Data type: | [Member] (nonnum:domainItemType) |
| ID: | pattern_AllClassesPropertyPlantEquipmentMember |
| Name: | pattern:AllClassesPropertyPlantEquipmentMember |
| Labels of Report Element |
| Role: | Label | Lang |
| (http://www.xbrl.org/2003/role/documentation) | Duis metus. Donec pulvinar nonummy erat. In vel justo at urna rutrum ultrices. Cras consectetuer orci non lorem. | en |
| Standard label (http://www.xbrl.org/2003/role/label) | All Classes of Property, Plant and Equipment [Member] | en |