| Component: (Network and Table) | |
|---|---|
| Network | CA: Statement: Income Statement (http://xasb.org/gaap/role/schedule/level4/IncomeStatementSchedule) |
| Table | Income Statement [Table] |
| Income Statement [Line Items] | Period [Axis] | ||||
|---|---|---|---|---|---|
2010-01-01 - 2010-12-31 | 2009-01-01 - 2009-12-31 | 2008-01-01 - 2008-12-31 | 2007-01-01 - 2007-12-31 | 2006-01-01 - 2006-12-31 | |