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Components of Income (Loss) Before Income Taxes (Detail) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 12 Months Ended
Dec. 31, 2013
Sep. 30, 2013
Jun. 30, 2013
Mar. 31, 2013
Dec. 31, 2012
Sep. 30, 2012
Jun. 30, 2012
Mar. 31, 2012
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Income Tax Disclosure [Abstract]                      
United States                 $ 47,640 $ (4,192) $ 47,099
Foreign                 45,519 69,460 17,214
Income before income taxes $ 74,499 $ 19,109 $ 4,161 $ (4,610) $ 74,011 $ 4,480 $ (10,846) $ (2,377) $ 93,159 $ 65,268 $ 64,313