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Income Tax - Segregation of Income Tax Expense (Benefit) Based on Location of Operations (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Income (loss) before income tax provision (benefit)      
Income (loss) before income taxes $ 82,042 $ 75,058 $ (25,682)
Current tax (benefit) provision      
Current tax provision (benefit), Puerto Rico (3,500) 8,090 2,057
Current tax provision (benefit), United States 413 (517) 753
Current tax provision (benefit), Foreign countries 2,842 5,029 2,044
Total currrent tax (benefit) provision (245) 12,602 4,854
Deferred tax benefit      
Deferred tax benefit, Puerto Rico (2,169) (1,933) (2,812)
Deferred tax benefit, United States (114) (124) (4)
Deferred tax benefit, Foreign countries (807) (1,644) (603)
Total deferred tax benefit (3,090) (3,701) (3,419)
Puerto Rico [Member]      
Income (loss) before income tax provision (benefit)      
Income (loss) before income taxes 73,327 61,759 (34,565)
United States [Member]      
Income (loss) before income tax provision (benefit)      
Income (loss) before income taxes 1,879 2,131 2,031
Foreign Countries [Member]      
Income (loss) before income tax provision (benefit)      
Income (loss) before income taxes $ 6,836 $ 11,168 $ 6,852