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Business Development - Additional Information (Detail) - BRL (R$) R$ in Millions |  |  |  | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | --- | ---
Nov. 29, 2019 | Nov. 28, 2019 | May 11, 2017 | Dec. 31, 2022 | Dec. 31, 2019 | Dec. 27, 2019 | Oct. 12, 2018 | Sep. 04, 2018
Disclosure of business development [Line Items] |  |  |  |  |  |  |  |
Total provision for acquision |  |  | R$ 6,650.0 |  |  |  |  |
Itau CorpBanca [Member] |  |  |  |  |  |  |  |
Disclosure of business development [Line Items] |  |  |  |  |  |  |  |
Additional interest on equity percentage |  |  |  |  |  |  | 2.08% |
Amount of capital |  |  |  |  |  |  | R$ 362.9 |
Ownership percentage held |  |  |  |  |  |  | 38.14% |
XP Holding [Member] |  |  |  |  |  |  |  |
Disclosure of business development [Line Items] |  |  |  |  |  |  |  |
Acquisition interest on capital |  |  | 49.90% |  |  |  |  |
Percentage of common stock |  |  | 30.10% |  |  |  |  |
Capital contribution |  |  | R$ 600.0 |  |  |  |  |
Amount of share purchase |  |  | R$ 5,700.0 |  |  |  |  |
Percentage ownership | 46.05% | 49.90% |  |  |  |  |  |
Gain on losing control on ownership |  |  |  |  | R$ 1,991.0 |  |  |
XP Holding [Member] | Future forecast [member] | 2022 [Member] |  |  |  |  |  |  |  |
Disclosure of business development [Line Items] |  |  |  |  |  |  |  |
Ownership percentage held |  |  |  | 62.40% |  |  |  |
Percentage of common stock |  |  |  | 40.00% |  |  |  |
Pravaler S.A [Member] |  |  |  |  |  |  |  |
Disclosure of business development [Line Items] |  |  |  |  |  |  |  |
Ownership percentage held |  |  |  |  |  | 43.07% |  |
Consideration paid |  |  |  |  |  | R$ 330.9 |  |
Pravaler S.A [Member] | Ordinary shares [member] |  |  |  |  |  |  |  |
Disclosure of business development [Line Items] |  |  |  |  |  |  |  |
Ownership percentage held |  |  |  |  |  | 28.65% |  |
Pravaler S.A [Member] | Preference shares [member] |  |  |  |  |  |  |  |
Disclosure of business development [Line Items] |  |  |  |  |  |  |  |
Ownership percentage held |  |  |  |  |  | 75.71% |  |
Edenred [Member] |  |  |  |  |  |  |  |
Disclosure of business development [Line Items] |  |  |  |  |  |  |  |
Additional interest on equity percentage |  |  |  |  |  |  |  | 11.00%

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