Geographic Segment Information Based on Geographic Location of Subsidiaries (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013		Dec. 31, 2012		Dec. 31, 2011
Revenues
Revenues	$ 357,240		$ 341,684		$ 321,122
Puerto Rico
Revenues
Revenues	308,573	[1]	294,479	[1]	281,392	[1]
Caribbean
Revenues
Revenues	16,225	[1]	16,280	[1]	13,051	[1]
Latin America
Revenues
Revenues	$ 32,442	[1]	$ 30,925	[1]	$ 26,679	[1]

[1] Revenues are based on subsidiaries' country of domicile.