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           Note 11 - Investment Under Equity Method (Detail) (USD $) 
         | 
        0 Months Ended | 
|---|---|
| 
           Apr. 10, 2009 
         | 
      |
| Payments to Acquire Interest in Joint Venture | $ 268,000 | 
| Profit Sharing Ratio | 50.1:49.9 | 
| 
           Atheeb [Member] 
         | 
        |
| Payments to Acquire Interest in Joint Venture | $ 266,930 | 
| X | ||||||||||
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- Definition 
          Profit Sharing Ratio No definition available. 
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| X | ||||||||||
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- Definition 
          The cash outflow associated with the investment in or advances to an entity in which the reporting entity shares control of the entity with another party or group. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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