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Income Taxes Earnings (Details) (USD $)	Jun. 30, 2012
Income Taxes Earnings
Undistrubuted earnings	$ 113,000,000
Investments in Helpson	$ 23,300,000
Enterprise Income Tax Rate for the year 2012	15
Enterprise Income Tax Rate for the year 2013	15
Enterprise Income Tax Rate for the years 2014 and after	25

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Enterprise Income Tax Rate for the year 2012

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Enterprise Income Tax Rate for the year 2013

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Enterprise Income Tax Rate for the years 2014 and after

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Investments in Helpson

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Undistrubuted earnings

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