| Component: (Network and Table) | |
|---|---|
| Network | NA: Schedule: Payables and Accruals, by Component (http://xasb.org/gaap/role/schedule/level4/PayablesAndAccrualsDetails) |
| Table | Payables and Accruals Components [Table] |
| Payables and Accruals Components [Line Items] | Period [Axis] | |
|---|---|---|
2010-12-31 | 2009-12-31 | |