| Disclosure Descriptive Information | 
| Label: | Weighted Average Number of Shares [Roll Up] | 
| Name: | WeightedAverageNumberOfShares | 
| Parent Topic: | EarningsPerShare | 
| Documentation: | Disclosure of the weighted average number of shares used in calculating basic net earnings per share (or unit) and diluted earnings per share (or unit). | 
| Commentary: | Missing [Table] | 
| Status: | |
| US GAAP XBRL Taxonomy Text Block: | us-gaap:ScheduleOfWeightedAverageNumberOfSharesTableTextBlock | 
| 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/EarningsPerShare | XML | HTML | 
| References to Accounting Standards Codification (ASC) | 
| Item | Description | Reference | 
|---|---|---|
| 1 | FASB: Topic:260 Subtopic:10 Section:50 Paragraph:1 | http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 | 
| Example Disclosure | 
         
          
         
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