| Component: (Network and Table) | |
|---|---|
| Network | JH: Schedule: Prepaid Expenses, by Component (http://xasb.org/gaap/role/support/level4/PrepaidExpensesComponents) |
| Table | Prepaid Expenses [Table] |
| Prepaid Expenses, by Component [Line Items] | Period [Axis] | |
|---|---|---|
2010-12-31 | 2009-12-31 | |