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Summary of Options Granted (Detail) (USD $)
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6 Months Ended |
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Sep. 30, 2012
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| Number of Shares | |
| Exercisable at end of period | 0 |
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2011 Equity Incentive Plan
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| Number of Shares | |
| Beginning Balance | |
| Granted | 500,000 |
| Canceled | |
| Forfeited | |
| Exercised | |
| Ending Balance | 500,000 |
| Weighted average exercise price | |
| Beginning Balance | |
| Granted | $ 0.84 |
| Canceled | |
| Forfeited | |
| Exercised | |
| Ending Balance | $ 0.84 |
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Other Incentive Programs
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|
| Number of Shares | |
| Beginning Balance | |
| Granted | 1,500,000 |
| Canceled | |
| Forfeited | |
| Exercised | |
| Ending Balance | 1,500,000 |
| Weighted average exercise price | |
| Beginning Balance | |
| Granted | $ 0.84 |
| Canceled | |
| Forfeited | |
| Exercised | |
| Ending Balance | $ 0.84 |
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2007 Employee, Director and Consultant Stock Plan equity compensation plan
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|
| Number of Shares | |
| Beginning Balance | 4,798,000 |
| Canceled | |
| Forfeited | |
| Exercised | |
| Ending Balance | 4,798,000 |
| Exercisable at end of period | 4,798,000 |
| Weighted average exercise price | |
| Beginning Balance | $ 1.8 |
| Canceled | |
| Forfeited | |
| Exercised | |
| Ending Balance | $ 1.80 |
| Exercisable at end of period | $ 1.80 |
| X | ||||||||||
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- Details
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Number of options or other stock instruments for which the right to exercise has lapsed under the terms of the plan agreements. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Net number of share options (or share units) granted during the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The number of shares reserved for issuance under stock option agreements awarded under the plan that validly exist and are outstanding as of the balance sheet date, including vested options. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
As of the balance sheet date, the weighted-average exercise price (at which grantees can acquire the shares reserved for issuance) for exercisable stock options that are fully vested or expected to vest. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Weighted average price at which option holders acquired shares when converting their stock options into shares. No definition available.
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| X | ||||||||||
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- Definition
Weighted average price at which grantees could have acquired the underlying shares with respect to stock options of the plan that expired. No definition available.
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| X | ||||||||||
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- Definition
Weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated. No definition available.
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| X | ||||||||||
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- Definition
Weighted average price at which grantees can acquire the shares reserved for issuance on stock options awarded. No definition available.
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| X | ||||||||||
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- Definition
Number of share options (or share units) exercised during the current period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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