XML 189 R141.htm IDEA: XBRL DOCUMENT
v3.22.1

Share-based payment - Changes in activities of the options (Details) R$ / shares in Units, R$ in Thousands |  |  |  |  | 12 Months Ended
--- | --- | --- | --- | --- | ---
Jul. 09, 2020 USD ($) R$ / shares | Feb. 15, 2018 USD ($) R$ / shares | Sep. 30, 2016 USD ($) R$ / shares | Feb. 24, 2012 USD ($) R$ / shares | Dec. 31, 2021 BRL (R$) USD ($) R$ / shares | Dec. 31, 2020 BRL (R$) USD ($) R$ / shares | Dec. 31, 2019 USD ($) R$ / shares
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |
Opening Balance, Shares |  |  |  |  | 41,759,010 | 31,938,120 | 143,603,848
Granted, Shares |  |  |  |  | 4,762,800 | 17,858,700 | 900,000
Expired/Cancelled, Shares |  |  |  |  | 2,266,200 | 929,322 | 804,240
Exercised, Shares |  |  |  |  | 7,654,320 | 7,108,488 | 11,761,488
Final Balance, Shares |  |  |  |  | 36,601,290 | 41,759,010 | 31,938,120
Opening Balance, Weighted average price of the shares | R$ / shares |  |  |  |  | R$ 1.46 | R$ 0.29 | R$ 0.26
Granted, Weighted average price of the shares | R$ / shares |  |  |  |  | 4.06 | 3.06 | 0.27
Expired/Cancelled, Weighted average price of the shares | R$ / shares |  |  |  |  | 0.50 | 0.26 | 0.24
Exercised, Weighted average price of the shares | R$ / shares |  |  |  |  | 0.91 | 0.26 | 0.26
Final Balance, Weighted average price of the shares | R$ / shares |  |  |  |  | R$ 2.39 | R$ 1.46 | R$ 0.29
Number of Shares Exercised |  |  |  |  | 7,654,320 | 7,108,488 | 11,761,488
Plan 2 |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |
Quantity of Employees |  |  |  |  |  | 1 | 12
Opening Balance, Shares |  |  |  |  |  | 431,046 | 4,325,184
Granted, Shares |  |  |  | 30,590,460 |  |  |
Expired/Cancelled, Shares |  |  |  |  |  |  | 278,640
Exercised, Shares |  |  |  |  |  | 431,046 | 3,615,498
Final Balance, Shares |  |  |  |  |  |  | 431,046
Granted, Weighted average price of the shares | R$ / shares |  |  |  | R$ 0.21 |  |  |
Number of Shares Exercised |  |  |  |  |  | 431,046 | 3,615,498
Share plan expense in exercise | R$ |  |  |  |  |  | R$ 0 |
Remaining Remuneration Cost Period (in years) |  |  |  |  |  | 0 years |
Remaining Contractual Life (in years) |  |  |  |  |  | 0 years |
Plan 3 |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |
Quantity of Employees |  |  |  |  | 3 | 16 | 18
Opening Balance, Shares |  |  |  |  | 7,128,000 | 8,839,800 | 9,736,200
Granted, Shares |  |  | 10,584,000 |  | 648,000 |  |
Expired/Cancelled, Shares |  |  |  |  |  | 91,800 | 136,800
Exercised, Shares |  |  |  |  | 3,715,200 | 1,620,000 | 759,600
Final Balance, Shares |  |  |  |  | 4,060,800 | 7,128,000 | 8,839,800
Granted, Weighted average price of the shares | R$ / shares |  |  | R$ 0.26 |  |  |  |
Number of Shares Exercised |  |  |  |  | 3,715,200 | 1,620,000 | 759,600
Number of Exercisable Shares |  |  |  |  | 4,060,800 | 468,000 |
Share plan expense in exercise | R$ |  |  |  |  |  | R$ 48 |
Share plan expense to be Recognized | R$ |  |  |  |  |  | R$ 48 |
Remaining Remuneration Cost Period (in years) |  |  |  |  | 0 years | 6 months |
Remaining Contractual Life (in years) |  |  |  |  | 2 years | 3 years 7 months 6 days |
Plan 4 (tranche 1) |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |
Quantity of Employees |  |  |  |  | 31 | 33 | 25
Opening Balance, Shares |  |  |  |  | 19,652,310 | 22,667,274 | 129,542,464
Granted, Shares |  | 32,714,784 |  |  |  | 2,880,000 | 900,000
Expired/Cancelled, Shares |  |  |  |  | 2,131,200 | 837,522 | 388,800
Exercised, Shares |  |  |  |  | 2,772,720 | 5,057,442 | 7,386,390
Final Balance, Shares |  |  |  |  | 14,748,390 | 19,652,310 | 22,667,274
Granted, Weighted average price of the shares | R$ / shares |  | R$ 0.21 |  |  |  |  |
Number of Shares Exercised |  |  |  |  | 2,772,720 | 5,057,442 | 7,386,390
Number of Exercisable Shares |  |  |  |  | 14,748,390 | 1,149,795 |
Share plan expense in exercise | R$ |  |  |  |  |  | R$ 0 |
Remaining Remuneration Cost Period (in years) |  |  |  |  | 0 years | 4 years |
Remaining Contractual Life (in years) |  |  |  |  | 3 years 2 months 12 days | 4 years 8 months 12 days |
Plan 4 (tranche 2) |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |
Quantity of Employees |  |  |  |  | 59 | 59 |
Opening Balance, Shares |  |  |  |  | 14,978,700 |  |
Granted, Shares | 19,093,500 |  |  |  | 4,114,800 | 14,978,700 |
Expired/Cancelled, Shares |  |  |  |  | 135,000 |  |
Exercised, Shares |  |  |  |  | 1,166,400 |  |
Final Balance, Shares |  |  |  |  | 17,792,100 | 14,978,700 |
Granted, Weighted average price of the shares | R$ / shares | R$ 3.60 |  |  |  |  |  |
Number of Shares Exercised |  |  |  |  | 1,166,400 |  |
Number of Exercisable Shares |  |  |  |  | 17,792,100 |  |
Share plan expense in exercise | R$ |  |  |  |  | R$ 3,089 |  |
Share plan expense to be Recognized | R$ |  |  |  |  | R$ 16,924 |  |
Remaining Remuneration Cost Period (in years) |  |  |  |  | 4 years |  |
Remaining Contractual Life (in years) |  |  |  |  | 6 years 1 month 6 days |  |

X
- Definition The amount of unrecognized expense arising from share-based payment transactions in which the goods or services received did not qualify for recognition as assets. + References No definition available. + Details
Name: | b3_Expensefromsharebasedpaymenttransactionsinwhichgoodsorservicesreceiveddidnotqualifyforrecognitionasassetsnotyetrecognised
Namespace Prefix: | b3_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
Name: | b3_Ifrsemployeeservicesharebasedcompensationnonvestedawardstotalcompensationcostnotyetrecognizedperiodforrecognition1
Namespace Prefix: | b3_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table. + References No definition available. + Details
Name: | ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of expense arising from share-based payment transactions in which the goods or services received did not qualify for recognition as assets. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2021-01-01 -Paragraph 51 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2021-en-r&anchor=para_51_a&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_ExpenseFromSharebasedPaymentTransactionsInWhichGoodsOrServicesReceivedDidNotQualifyForRecognitionAsAssets
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The number of personnel employed by the entity at a date. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 112 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_112_c&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_NumberOfEmployees
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | instant

X
- Definition The number of share options outstanding in a share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2021-01-01 -Paragraph 45 -Subparagraph d -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2021-en-r&anchor=para_45_d&doctype=Standard -URIDate 2021-03-24 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2021-01-01 -Paragraph 45 -Subparagraph b -Clause i -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2021-en-r&anchor=para_45_b_i&doctype=Standard -URIDate 2021-03-24 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2021-01-01 -Paragraph 45 -Subparagraph b -Clause vi -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2021-en-r&anchor=para_45_b_vi&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_NumberOfOutstandingShareOptions
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | instant

X
- Definition The number of share options exercisable in a share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2021-01-01 -Paragraph 45 -Subparagraph b -Clause vii -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2021-en-r&anchor=para_45_b_vii&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_NumberOfShareOptionsExercisableInSharebasedPaymentArrangement
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | instant

X
- Definition The number of share options exercised in a share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2021-01-01 -Paragraph 45 -Subparagraph b -Clause iv -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2021-en-r&anchor=para_45_b_iv&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_NumberOfShareOptionsExercisedInSharebasedPaymentArrangement
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of share options expired in a share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2021-01-01 -Paragraph 45 -Subparagraph b -Clause v -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2021-en-r&anchor=para_45_b_v&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_NumberOfShareOptionsExpiredInSharebasedPaymentArrangement
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of share options granted in a share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2021-01-01 -Paragraph 45 -Subparagraph b -Clause ii -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2021-en-r&anchor=para_45_b_ii&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_NumberOfShareOptionsGrantedInSharebasedPaymentArrangement
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | duration

X
- Definition The weighted average exercise price of share options exercised in a share-based payment arrangement. [Refer: Weighted average [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2021-01-01 -Paragraph 45 -Subparagraph b -Clause iv -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2021-en-r&anchor=para_45_b_iv&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_WeightedAverageExercisePriceOfShareOptionsExercisedInSharebasedPaymentArrangement2019
Namespace Prefix: | ifrs-full_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition The weighted average exercise price of share options expired in a share-based payment arrangement. [Refer: Weighted average [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2021-01-01 -Paragraph 45 -Subparagraph b -Clause v -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2021-en-r&anchor=para_45_b_v&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_WeightedAverageExercisePriceOfShareOptionsExpiredInSharebasedPaymentArrangement2019
Namespace Prefix: | ifrs-full_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition The weighted average exercise price of share options granted in a share-based payment arrangement. [Refer: Weighted average [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2021-01-01 -Paragraph 45 -Subparagraph b -Clause ii -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2021-en-r&anchor=para_45_b_ii&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_WeightedAverageExercisePriceOfShareOptionsGrantedInSharebasedPaymentArrangement2019
Namespace Prefix: | ifrs-full_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition The weighted average exercise price of share options outstanding in a share-based payment arrangement. [Refer: Weighted average [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2021-01-01 -Paragraph 45 -Subparagraph b -Clause i -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2021-en-r&anchor=para_45_b_i&doctype=Standard -URIDate 2021-03-24 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2021-01-01 -Paragraph 45 -Subparagraph b -Clause vi -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2021-en-r&anchor=para_45_b_vi&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement2019
Namespace Prefix: | ifrs-full_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition The weighted average remaining contractual life of outstanding share options. [Refer: Weighted average [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2021-01-01 -Paragraph 45 -Subparagraph d -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2021-en-r&anchor=para_45_d&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_WeightedAverageRemainingContractualLifeOfOutstandingShareOptions2019
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | ifrs-full_TypesOfSharebasedPaymentArrangementsAxis=b3_PlanTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfSharebasedPaymentArrangementsAxis=b3_PlanThreeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfSharebasedPaymentArrangementsAxis=b3_PlanFourTrancheOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfSharebasedPaymentArrangementsAxis=b3_PlanFourTrancheTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |