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           Incentive Compensation Plan (Details) 
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        1 Months Ended | 
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           May 31, 2009 
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| Incentive Compensation Plan [Abstract] | |
| Increase in the number of shares available for issuance | 2,000,000 | 
| X | ||||||||||
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- Details 
          
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| X | ||||||||||
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- Definition 
          Stock available for issuance during period shares period increase decrease. No definition available. 
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