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Impairment losses of financial assets (Details) - BRL (R$) R$ in Thousands | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Impairment losses of financial assets |  |  |
Loss on impairment adjustment of loans and advances to customers | R$ (649,510) | R$ (239,840) | R$ (161,265)
Expected loss for securities - FVOCI | (18,948) | (12,701) |
Expected loss for securities - amortized cost | (843) | (759) | (1,199)
Recovery of written-off credits | 73,719 | 39,612 | 23,894
Total impairment loss on financial assets | R$ (595,581) | R$ (213,688) | R$ (138,570)

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- Definition Represents the amount of expected loss of financial assets measured at amortized cost. + References No definition available. + Details
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- Definition Represents the amount of expected loss of financial assets measured at fair value through other comprehensive income. + References No definition available. + Details
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- Definition The gain on the recovery of loans and advances previously written off. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 85 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_85&doctype=Standard -URIDate 2021-03-24 + Details
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- Definition The amount of impairment loss on financial assets. [Refer: Financial assets; Impairment loss] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Note Expiry date 2023-01-01 -Name IFRS -Number 7 -IssueDate 2021-01-01 -Paragraph 20 -Subparagraph e -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2017-en-b&anchor=para_20_e&doctype=Standard&book=b -URIDate 2021-03-24 + Details
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- Definition The amount of impairment loss recognised in profit or loss for loans and advances. [Refer: Impairment loss recognised in profit or loss] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 85 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_85&doctype=Standard -URIDate 2021-03-24 + Details
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