Non-Vested Shares (Detail) (USD $)
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12 Months Ended | |
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Dec. 31, 2012
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Dec. 31, 2011
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Non-vested Shares | ||
Beginning Balance | 737,020 | 670,355 |
Granted | 54,250 | 224,250 |
Ending Balance | 706,803 | 737,020 |
Weighted-Average Grant-Date Fair Value | ||
Granted | $ 0.39 | $ 2.24 |
Nonvested Shares
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Non-vested Shares | ||
Beginning Balance | 83,463 | |
Granted | 54,250 | |
Vested | (63,109) | |
Forfeited | (69,002) | |
Ending Balance | 5,602 | |
Weighted-Average Grant-Date Fair Value | ||
Beginning Balance | $ 2.28 | |
Granted | $ 0.39 | |
Vested | $ 2.50 | |
Forfeited | $ 0.69 | |
Ending Balance | $ 0.99 |
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- Definition
Share based Compensation Arrangement by Share based Payment Award, Options Nonvested, Weighted Average Grant Date Fair Value No definition available.
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- Definition
Share Based Compensation Arrangement by Share Based Payment Award, Options, Vested in Period No definition available.
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- Definition
Share Based Compensation Arrangement By Share Based Payment Award Options Vested In Period Weighted Average Grant Date Fair Value No definition available.
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- Definition
Share Based Compensation Share Based Payment Awards Option Forfeited In Period Weighted Average Grant Date Fair Value No definition available.
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- Details
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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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- 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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- 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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- 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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- Details
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