Consolidated Statements of Income and Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Income Statement [Abstract]
Revenues (affiliates Note 22)	$ 589,796	$ 510,588	$ 487,374
Operating costs and expenses
Cost of revenues, exclusive of depreciation and amortization shown below	250,164	226,870	213,379
Selling, general and administrative expenses	68,048	70,808	61,411
Depreciation and amortization	75,070	71,518	68,082
Total operating costs and expenses	393,282	369,196	342,872
Income from operations	196,514	141,392	144,502
Non-operating income (expenses)
Interest income	1,889	1,502	1,217
Interest expense	(22,810)	(25,074)	(28,811)
Earnings of equity method investment	1,713	1,136	936
Other income (expenses)	4,399	4,897	(1,169)
Total non-operating expenses	(14,809)	(17,539)	(27,827)
Income before income taxes	181,705	123,853	116,675
Income tax expense	20,562	19,002	12,975
Net income	161,143	104,851	103,700
Less: Net income attributable to non-controlling interest	13	415	231
Net income attributable to EVERTEC, Inc.’s common stockholders	161,130	104,436	103,469
Other comprehensive (loss) income, net of tax of $1,153, $792 and $1,070
Foreign currency translation adjustments	(11,129)	(7,970)	4,754
Gain (loss) on cash flow hedges	11,151	(10,275)	(10,974)
Unrealized gain on change in fair value of debt securities available-for-sale	109	0	0
Total comprehensive income attributable to EVERTEC, Inc.’s common stockholders	$ 161,261	$ 86,191	$ 97,249
Net income per common share - basic attributable to EVERTEC, Inc.’s common stockholders (in dollar per share)	$ 2.24	$ 1.45	$ 1.44
Net income per common share - diluted attributable to EVERTEC, Inc.’s common stockholders (in dollar per share)	$ 2.21	$ 1.43	$ 1.41