| Report Element Information |
| Run date/time: 7/19/2011 10:09:35 AM |
| Report Element Attributes: |
| Prefix: | pattern |
| Standard label: | Earnings Per Share Components [Table] |
| Documentation: | Nullam dui orci, scelerisque porttitor, volutpat a, porttitor a, enim. Sed lobortis. Maecenas scelerisque ullamcorper libero. |
| Balance type: | |
| Period type: | |
| Report element type: | [Table] |
| Data type: | |
| ID: | pattern_EarningsPerShareComponentsTable |
| Name: | pattern:EarningsPerShareComponentsTable |
| Labels of Report Element |
| Role: | Label | Lang |
| (http://www.xbrl.org/2003/role/documentation) | Nullam dui orci, scelerisque porttitor, volutpat a, porttitor a, enim. Sed lobortis. Maecenas scelerisque ullamcorper libero. | en |
| Standard label (http://www.xbrl.org/2003/role/label) | Earnings Per Share Components [Table] | en |