| Component: (Network and Table) | |
|---|---|
| Network | KA: Schedule: Property, Plant and Equipment, Net, by Component (Represented as Line Items/Concepts) (http://xasb.org/gaap/role/schedule/level4/PropertyPlantAndEquipmentDetails) |
| Table | Property, Plant and Equipment Components [Table] |
| Property, Plant and Equipment Components [Line Items] | Period [Axis] | ||
|---|---|---|---|
2010-12-31 | 2009-12-31 | 2008-12-31 | |