| Report Element Information |
| Run date/time: 7/5/2011 4:05:33 PM |
| Report Element Attributes: |
| Prefix: | pattern |
| Standard label: | Director, Salary |
| Documentation: | Land, Ending Balance |
| Balance type: | Credit |
| Period type: | For Period (duration) |
| Report element type: | [Concept] |
| Data type: | Monetary (xbrli:monetaryItemType) |
| ID: | pattern_DirectorSalary |
| Name: | pattern:DirectorSalary |
| Labels of Report Element |
| Role: | Label | Lang |
| Period end label (http://www.xbrl.org/2003/role/periodEndLabel) | Land, Ending Balance | en |
| Period start label (http://www.xbrl.org/2003/role/periodStartLabel) | Land, Beginning Balance | en |
| Standard label (http://www.xbrl.org/2003/role/label) | Director, Salary | en |