| Report Element Information |
| Run date/time: 7/16/2011 11:49:41 AM |
| Report Element Attributes: |
| Prefix: | pattern |
| Standard label: | Returns and Allowances |
| Documentation: | Nunc in elit non metus viverra sollicitudin. Duis metus. Donec pulvinar nonummy erat. In vel justo at urna rutrum ultrices. Cras consectetuer orci non lorem. |
| Balance type: | Debit |
| Period type: | For Period (duration) |
| Report element type: | [Concept] |
| Data type: | Monetary (xbrli:monetaryItemType) |
| ID: | pattern_ReturnsAndAllowances |
| Name: | pattern:ReturnsAndAllowances |
| Labels of Report Element |
| Role: | Label | Lang |
| (http://www.xbrl.org/2003/role/documentation) | Nunc in elit non metus viverra sollicitudin. 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) | Returns and Allowances | en |