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Note 9 - Equity Method Investment (Details) - TEL’s Summarized Financial Information - Balance Sheets (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
TEL’s Summarized Financial Information - Balance Sheets [Abstract]
Current Assets	$ 7,910	$ 9,160
Non-current Assets	44,234	40,296
Current Liabilities	2,203	13,456
Non-current Liabilities	38,381	26,101
Total Equity	$ 11,560	$ 9,899

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