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Note 9 - Equity Method Investment (Tables) | 9 Months Ended
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Sep. 30, 2016
Income Statement [Member] |
Notes Tables |
Equity Method Investments [Table Text Block] |
|  | For the three months ended September 30, 2016 |  |  | For the three months ended September 30, 2015 |  |  | For the nine months ended September 30, 2016 |  |  | For the nine months ended September 30, 2015 |
Revenue |  | $ | 29,359 |  |  | $ | 23,196 |  |  | $ | 72,559 |  |  | $ | 86,611 |
Operating Expenses |  |  | 27,096 |  |  |  | 20,125 |  |  |  | 64,301 |  |  |  | 76,541 |
Operating Income |  |  | 2,263 |  |  |  | 3,071 |  |  |  | 8,258 |  |  |  | 10,070 |
Net Income |  | $ | 1,165 |  |  | $ | 2,180 |  |  | $ | 4,977 |  |  | $ | 7,694 |
Balance Sheet [Member] |
Notes Tables |
Equity Method Investments [Table Text Block] |
(in thousands) |  | As of September 30, 2016 |  |  | As of December 31, 2015 |
Current Assets |  | $ | 18,114 |  |  | $ | 14,275 |
Non-current Assets |  |  | 150,925 |  |  |  | 125,782 |
Current Liabilities |  |  | 14,181 |  |  |  | 29,644 |
Non-current Liabilities |  |  | 126,876 |  |  |  | 84,516 |
Total Equity |  | $ | 27,982 |  |  | $ | 25,897 |

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- Definition Tabular disclosure of equity method investments including, but not limited to, name of each investee or group of investments, percentage ownership, difference between recorded amount of an investment and the value of the underlying equity in the net assets, and summarized financial information. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=66011266&loc=d3e33918-111571 + Details
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