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Note 15 - IncomeTax (Detail) - Effective Income tax rate reconciliation (Parentheticals)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Income tax expense using combined statutory rate, percentage rate	26.50%	38.00%	31.00%

The domestic federal statutory tax rate applicable under enacted tax laws to the Company's pretax income from continuing operations for the period. The "statutory" tax rate is the regular tax rate if there are alternative tax systems.

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