Related party transactions - Financial Condition accounts outstanding with EVERTEC - Parenthetical (Details) $ in Millions	9 Months Ended
Sep. 30, 2022 USD ($)
EVERTEC Inc. \| EVERTEC Assets \| Master service agreement
Related Party Transaction [Line Items]
Net expense charged for the quarter	$ 17.3

The expenses and losses recorded for each transaction with the acquiree that was recognized separately from the acquisition of assets and assumptions of liabilities in the business combination.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (e)(3)
-URI https://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463

Name:	us-gaap_BusinessCombinationSeparatelyRecognizedTransactionsExpensesAndLossesRecognized
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration