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Income Taxes (Detail) (USD $)
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3 Months Ended | 9 Months Ended | ||
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Mar. 31, 2013
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Mar. 31, 2012
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Mar. 31, 2013
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Mar. 31, 2012
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| Income Tax Expense (Benefit) | $ 0 | $ 0 | $ 0 | $ 0 |
| Effective Income Tax Rate, Continuing Operations | 0.00% | 0.00% | ||
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- Definition
A ratio calculated by dividing the reported amount of income tax expense attributable to continuing operations for the period by GAAP-basis pretax income from continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The sum of the current income tax expense or benefit and the deferred income tax expense or benefit pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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