| Report Element Information |
| Run date/time: 7/17/2011 7:11:31 AM |
| Report Element Attributes: |
| Prefix: | pattern |
| Standard label: | Land, Period Increase (Decrease), Total |
| Documentation: | Etiam viverra neque non sem. Nullam lacinia sem. Duis sapien diam, dapibus sed, dictum quis, interdum ac, erat. |
| Balance type: | Debit |
| Period type: | For Period (duration) |
| Report element type: | [Concept] |
| Data type: | Monetary (xbrli:monetaryItemType) |
| ID: | pattern_LandPeriodIncreaseDecrease |
| Name: | pattern:LandPeriodIncreaseDecrease |
| Labels of Report Element |
| Role: | Label | Lang |
| (http://www.xbrl.org/2003/role/documentation) | Etiam viverra neque non sem. Nullam lacinia sem. Duis sapien diam, dapibus sed, dictum quis, interdum ac, erat. | en |
| Standard label (http://www.xbrl.org/2003/role/label) | Land, Period Increase (Decrease) | en |
| Total label (http://www.xbrl.org/2003/role/totalLabel) | Land, Period Increase (Decrease), Total | en |