Stock-Based Compensation - Options Granted and Options Exercised Under Stock Option Plan (Detail) (USD $)
In Thousands, except Per Share data, unless otherwise specified |
3 Months Ended | |
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Mar. 31, 2015
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Mar. 31, 2014
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Share Based Compensation Arrangement By Share Based Payment Award Options Additional Disclosures [Abstract] | ||
Weighted average grant-date fair value per share of options granted | $ 11us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue | |
Total intrinsic value of options exercised | $ 237us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue | $ 745us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue |
Cash received from options exercised | 244us-gaap_EmployeeServiceShareBasedCompensationCashReceivedFromExerciseOfStockOptions | 865us-gaap_EmployeeServiceShareBasedCompensationCashReceivedFromExerciseOfStockOptions |
Tax benefit realized from options exercised | $ 92us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitRealizedFromExerciseOfStockOptions | $ 288us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitRealizedFromExerciseOfStockOptions |
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- Definition
Aggregate proceeds received by the entity during the annual period from exercises of stock or unit options and conversion of similar instruments granted under equity-based payment arrangements. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Disclosure of the aggregate tax benefit realized from the exercise of stock options and the conversion of similar instruments during the annual period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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- Definition
Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares. 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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