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Compensation Plans - Expense Recognition of Deferred Compensation (Detail) (Restricted Stock Units (RSUs), USD $) | Jun. 30, 2014
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Restricted Stock Units (RSUs) |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
2014 (Six Months Remaining) | $ 2,900,620
2015 | 4,771,915
2016 | 2,082,773
2017 | 1,474,020
2018 | 741,983
2019 | 149,871
Total | $ 12,121,182

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