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