XML 83 R45.htm IDEA: XBRL DOCUMENT
v3.22.1

Labor and social obligations (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2021
Labor And Social Obligations |
Schedule of model used to determine the fair value of the stock options | The following table list the inputs to the model used to determine the incremental fair value of the stock options as result of the modification: Schedule of model used to determine the fair value of the stock options
| Modified plan | Original plan (*)
Strike price at the measurement date | R$ 74.38 | R$ 99.09
Dividend yield (%) | 0.0% | 0.0%
Expected volatility (%) | 41% - 76% | 42% - 76%
Risk-free interest rate (%) | 2.0% - 4.9% | 0.2% - 0.4%
Expected life of stock options (years) | 1 – 4 | 1 – 4
Share price at the measurement date | R$ 133.68 | R$ 133.68
Model used | Binomial | Binomial
Weighted average fair value at the measurement date | R$ 69.54 | R$ 57.12
(*) The strike price of the original plan was based in U.S. dollars. On January 25, 2021, March 25, 2021, April 26, 2021, June 1, 2021 and November 1, 2021, the Company granted 545,000, 65,000, 139,000, 180,000 and 241,000 additional stock options, respectively:
| January 2021 | March 2021 | April 2021 | June 2021 | November 2021
Strike price at the measurement date | R$115 | R$105 | R$105 | R$105 | R$85
Dividend yield (%) | 0.0% | 0.0% | 0.0% | 0.0% | 0.0%
Expected volatility (%) | 38% - 67% | 42% - 65% | 43% - 51% | 43% - 63% | 41% - 65%
Risk-free interest rate (%) | 2.1% - 7.1% | 5.2% - 8.5% | 5.1% - 8.1% | 5.8% - 8.3% | 10.4% - 12.5%
Expected life of stock options (years) | 1 – 5 | 1 – 5 | 1 – 5 | 1 – 5 | 1 – 5
Share price at the measurement date | R$ 129 | R$ 108 | R$ 119 | R$ 121 | R$ 8
Model used | Binomial | Binomial | Binomial | Binomial | Binomial
Weighted average fair value at the measurement date | R$ 46.81 | R$ 40.20 | R$ 46.04 | R$ 49.10 | R$46.28
Schedule of share-based compensation plan | The following table illustrates the number and movements in stock options during the period: Schedule of share-based compensation plan
| Weighted average exercise price (in Reais) | Number of stock options
| 2021 | 2020
Outstanding at January 1 | 78.22 | 2,510,983 | 2,364,214
Granted | 109.18 | 1,170,000 | 477,220
Forfeited | 112.89 | (60,000) | (274,359)
Exercised | 78.15 | (442,669) | (56,092)
Expired | 78.21 | (91,586) | -
Outstanding at December 31 | 92.33 | 3,086,728 | 2,510,983

X
- References No definition available. + Details
Name: | afya_DisclosureLaborAndSocialObligationsAbstract
Namespace Prefix: | afya_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | afya_ScheduleOfModelUsedToDetermineFairValueOfStockOptions
Namespace Prefix: | afya_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | afya_ScheduleOfSharebasedCompensationPlan
Namespace Prefix: | afya_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration