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Note 9 - Equity Method Investment (Details) - TEL’s Summarized Financial Information - Balance Sheets (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2014
Dec. 31, 2013
TEL’s Summarized Financial Information - Balance Sheets [Abstract]    
Current Assets $ 11,595 $ 9,160
Non-current Assets 57,209 40,296
Current Liabilities 2,940 13,456
Non-current Liabilities 51,310 26,101
Total Equity $ 14,554 $ 9,899