| Component: (Network and Table) | |
|---|---|
| Network | JE: Schedule: Receivables, by Gross/Net Portion (http://xasb.org/gaap/role/support/level4/ReceivablesGNB) |
| Table | Receivables, Details, Gross/Net [Table] |
| Receivables, Details, Gross/Net [Line Items] | Period [Axis] | |
|---|---|---|
2010-12-31 | 2009-12-31 | |