Professional Fees and Other Expenses - Additional Information (Detail) - USD ($) $ in Millions |
12 Months Ended | ||
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Dec. 31, 2015 |
Dec. 31, 2014 |
Dec. 31, 2013 |
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Other Income And Expenses [Abstract] | |||
Professional fees and other expenses | $ 18.7 | $ 25.1 | $ 29.1 |
X | ||||||||||
- Definition Professional fees and other expenses incurred in response to allegations. No definition available.
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X | ||||||||||
- References No definition available.
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