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Share Based Compensation - Additional Information (Detail) (USD $)
In Thousands, except Share data, unless otherwise specified |
3 Months Ended | 9 Months Ended | 9 Months Ended | |||||
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Sep. 30, 2012
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Sep. 30, 2011
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Sep. 30, 2012
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Sep. 30, 2011
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Dec. 31, 2010
Omnibus Incentive Plan
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Sep. 30, 2012
Stock Options
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Sep. 30, 2012
Restricted Stock Units (RSUs)
Minimum
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Sep. 30, 2012
Restricted Stock Units (RSUs)
Maximum
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||||||||
| Number of shares authorized for stock award, maximum | 6,045,511 | |||||||
| Common stock remained available for grants | 5,000,000 | 5,000,000 | ||||||
| Stock options, expiration term | 10 years | |||||||
| Share based award, vesting period | 4 years | 2 years | 4 years | |||||
| Exercise period of vested option after employment relationship end | 3 months | 3 months | ||||||
| Weighted average grant date fair value of options granted | $ 8.51 | $ 6.10 | ||||||
| Share based compensation expense | $ 2,208 | $ 906 | $ 4,954 | $ 4,182 | ||||
| Total unrecognized compensation cost related to non-vested share-based compensation arrangements | $ 22,861 | $ 22,861 | ||||||
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- Definition
Share Based Compensation Arrangement by Share Based Payment Award Maximum Exercisable Period for Stock Options No definition available.
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- Definition
Share Based Compensation Arrangement by Share Based Payment Award, Options, Expiration Term No definition available.
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- Definition
Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
As of the balance sheet date, the aggregate unrecognized cost of equity-based awards made to employees under equity-based compensation awards that have yet to vest. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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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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- Details
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- Definition
The maximum number of shares (or other type of equity) originally approved (usually by shareholders and board of directors), net of any subsequent amendments and adjustments, for awards under the equity-based compensation plan. As stock or unit options and equity instruments other than options are awarded to participants, the shares or units remain authorized and become reserved for issuance under outstanding awards (not necessarily vested). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable. 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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