Details for Selection
| Standard label: | Deferred Revenue, by Arrangement, Disclosure [Table Text Block] |
| Name: | us-gaap:DeferredRevenueByArrangementDisclosureTextBlock |
| Documentation: | Tabular disclosureof the type of arrangements and the corresponding amounts that comprise the current and noncurrent balance of deferred revenue as of the balance sheet date. |
| Commentary: | |
| Data type: | Text Block (HTML) (nonnum:textBlockItemType) |
| Period type: | For period (duration) |
| Balance type: | |
| Object class: | [Text Block] |