4. STOCKHOLDERS' EQUITY (Details 1) (USD $)
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9 Months Ended |
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Sep. 30, 2012
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Shares | |
Outstanding at beginning of period | 83,378 |
Forfeited | |
Outstanding at end of period and expected to vest | 589,937 |
Options exercisable | 142,248 |
Weighted Average Exercise Price | |
Outstanding at beginning of period | $ 3.33 |
Forfeited | |
Outstanding at end of period and expected to vest | $ 8.71 |
Options exercisable | $ 6.01 |
Weighted-average fair value of options granted during the period | $ 6.82 |
X | ||||||||||
- Details
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X | ||||||||||
- Definition
Custom Element. No definition available.
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X | ||||||||||
- 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 | ||||||||||
- Definition
The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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X | ||||||||||
- 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 | ||||||||||
- 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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X | ||||||||||
- 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 | ||||||||||
- Details
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X | ||||||||||
- Definition
The weighted average price as of the beginning of the year 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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