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Note 9 - Equity Method Investment (Detail) - TEL’s Summarized Financial Information (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2012
Current Assets	$ 3,417
Non-current Assets	20,789
Current Liabilities	2,174
Non-current Liabilities	19,718
Total Equity	2,314
Revenue	30,986
Operating Expenses	29,142
Operating Income	1,844
Net Income	$ 1,413

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