| Disclosure Descriptive Information |
| Label: | Stock Options [Roll Forward] |
| Name: | StockOptionsRollForward |
| Parent Topic: | StockCompensation |
| Documentation: | Disclosure of change in stock options. |
| Commentary: | |
| Status: | |
| US GAAP XBRL Taxonomy Text Block: | us-gaap:ScheduleOfStockOptionsRollForwardTableTextBlock |
| Human Readable Examples: | List of human readable examples |
| Machine Readable Examples: | List of machine readable examples |
| US GAAP XBRL Taxonomy Network: | http://fasb.org/us-gaap/role/disclosure/CompensationRelatedCostsStockCompensation | XML | HTML |
| References to Accounting Standards Codification (ASC) |
| Item | Description | Reference |
|---|
| Example Disclosure |
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