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Stockholders' Equity - Additional Information 2 (Detail) (2005 Contingent Stock Plan [Member]) | 12 Months Ended
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Dec. 31, 2014
2005 Contingent Stock Plan [Member] |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |
Weighted-average remaining contractual life of non vested restricted stock shares | 1 year 4 months 24 days
Weighted-average remaining contractual life of non vested restricted stock units | 1 year 7 months 6 days
Weighted-average remaining contractual life of non vested cash awards | 1 year 7 months 6 days

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- Definition Share based compensation arrangement by share based payment award non vested cash awards weighted average remaining contractual life. + References No definition available. + Details
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- Definition Share based compensation arrangement by share based payment award non vested restricted stock units weighted average remaining contractual Life. + References No definition available. + Details
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- Definition Share based compensation arrangement by share based payment award non vested restricted stock weighted average remaining contractual life. + References No definition available. + Details
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- Details
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