Income Taxes - Components of Income Tax Provision (Detail) - USD ($) $ in Thousands |
3 Months Ended | 12 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2016 |
Sep. 30, 2015 |
Jun. 30, 2016 |
Jun. 30, 2015 |
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| Income Tax Disclosure [Abstract] | ||||
| Consolidated current income tax provision | $ 0 | $ 0 | ||
| Consolidated deferred income tax provision | 0 | 0 | ||
| Consolidated income tax expense (benefit) | $ 0 | $ 0 | 0 | 0 |
| Continuing operations | $ 0 | $ 0 | 0 | 0 |
| Discontinued operations | $ 0 | $ 0 | ||
| Effective tax rate for continuing operations | 0.00% | 0.00% | 0.00% | |
| X | ||||||||||
- Definition Income Tax Expense (Benefit), Discontinued Operations No definition available.
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| X | ||||||||||
- Definition Amount of current income tax expense (benefit) pertaining to taxable income (loss) from continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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