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Stock Based Compensation (Details Textual) (USD $)
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3 Months Ended |
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Jun. 30, 2012
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| Stock-based compensation (Textual) [Abstract] | |
| Vesting schedule of equal annual installments over four years | 4 years |
| Weighted average fair value of stock options granted | $ 0.89 |
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Restricted Stock [Member]
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| Stock-based compensation (Textual) [Abstract] | |
| Weighted average fair value of stock options granted during the first quarter | $ 2.36 |
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Restricted Stock Units (RSUs) [Member]
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| Stock-based compensation (Textual) [Abstract] | |
| Weighted average fair value of stock options granted during the first quarter | $ 2.32 |
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- Definition
Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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