Related Party Transactions with Affiliated Company - Additional Information (Detail) (USD $)	6 Months Ended			3 Months Ended					3 Months Ended		6 Months Ended			6 Months Ended		3 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Dec. 31, 2010	Jun. 30, 2011 EVERTEC, Inc Performance Guarantee	Jun. 30, 2011 EVERTEC, Inc Financial Standby Letter of Credit	Jun. 30, 2011 Financial Standby Letter of Credit	Dec. 31, 2010 Financial Standby Letter of Credit	Jun. 30, 2010 Financial Standby Letter of Credit	Jun. 30, 2011 EVERTEC, Inc	Mar. 31, 2011 EVERTEC, Inc	Jun. 30, 2011 EVERTEC, Inc	Dec. 31, 2010 EVERTEC, Inc	Sep. 30, 2010 EVERTEC, Inc	Jun. 30, 2011 Consorcio de Tarjetas Dominicanas, SA	Dec. 31, 2010 Consorcio de Tarjetas Dominicanas, SA	Jun. 30, 2011 Servicios Financieros, S Ade C V	Dec. 31, 2010 Servicios Financieros, S Ade C V
Related Party Transaction [Line Items]
Sale of majority interest in subsidiaries, date of sale										Sep. 30, 2010
Sale of majority interest in subsidiaries, ownership percentage sold													51.00%
Investment in EVERTEC, at fair value													$ 177,000,000
Equity method investments, Investment amount	299,316,000	98,234,000	299,185,000						210,000,000		210,000,000	197,000,000			16,000,000		1,800,000
Equity method investments, gain on sale of equity interest, net of tax	16,907,000													16,700,000		212,000
Equity method investments, distributions											0
Equity method investments, share in EVERTEC's net income net of intercompany income eliminations									(12,000,000)		(14,000,000)
Equity method investments, share in EVERTEC's net income	(218,000)	14,513,000							700,000		12,500,000
Equity method investments, intercompany income eliminations									(12,700,000)		(26,500,000)
Ownership interest									49.00%	49.00%	49.00%
Guarantee, amount				$ 10,400,000	$ 2,900,000	$ 400,000	$ 500,000	$ 500,000
Guarantee, term (in years)				5-year period following September 30, 2010	5-year period