Income Tax - Segregation of Income Tax Expense (Benefit) Based on Location of Operations (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Income before income tax provision
Income before income tax provision	$ 116,675	$ 99,165	$ 60,199
Current tax provision
Current tax provision (benefit), Puerto Rico	7,550	6,841	1,892
Current tax provision (benefit), United States	339	599	292
Current tax provision (benefit), Foreign countries	11,477	9,767	6,902
Total current tax provision	19,366	17,207	9,086
Deferred tax benefit
Puerto Rico	(4,109)	(2,904)	(3,176)
United States	(216)	(584)	(184)
Foreign countries	(2,066)	(1,123)	(946)
Total deferred tax benefit	(6,391)	(4,611)	(4,306)
Puerto Rico
Income before income tax provision
Income before income tax provision	89,667	77,176	47,347
United States
Income before income tax provision
Income before income tax provision	4,047	3,199	3,089
Foreign countries
Income before income tax provision
Income before income tax provision	$ 22,961	$ 18,790	$ 9,763