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Note 9 - Equity Method Investment (Tables) | 6 Months Ended
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Jun. 30, 2013
Equity Method Investment [Abstract] |
Condensed Balance Sheet [Table Text Block] |
|  | As of June 30, 2013 |  |  | As of December 31, 2012 |
Current Assets |  | $ | 5,978 |  |  | $ | 6,898 |
Non-current Assets |  |  | 32,402 |  |  |  | 21,150 |
Current Liabilities |  |  | 1,859 |  |  |  | 9,988 |
Non-current Liabilities |  |  | 29,923 |  |  |  | 13,670 |
Total Equity |  | $ | 6,598 |  |  | $ | 4,390 |
Condensed Income Statement [Table Text Block] |
|  | For the three months ended June 30, 2013 |  |  | As of and for the three months ended June 30, 2012 |  |  | For the six months ended June 30, 2013 |  |  | As of and for the six months ended June 30, 2012 |
Revenue |  | $ | 12,837 |  |  | $ | 17,741 |  |  | $ | 23,166 |  |  | $ | 31,023 |
Operating Expenses |  |  | 11,355 |  |  |  | 16,552 |  |  |  | 20,375 |  |  |  | 29,074 |
Operating Income |  |  | 1,482 |  |  |  | 1,189 |  |  |  | 2,791 |  |  |  | 1,949 |
Net Income |  | $ | 1,197 |  |  | $ | 966 |  |  | $ | 2,208 |  |  | $ | 1,528 |

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