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Income Taxes (Details Textual) (USD $) In Millions, unless otherwise specified	Mar. 31, 2013
Income Taxes (Textual) [Abstract]
Net deferred tax assets	$ 18.2
Deferred tax valuation allowance	$ 44.0

Amount of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards expected to be realized or consumed within one year or operating cycle, if longer.

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