XML 84 R51.htm IDEA: XBRL DOCUMENT
v3.19.1

Share-based compensation (Tables) - 2011 Equity Incentive Plan | 12 Months Ended
--- | ---
Dec. 31, 2018
Stock Option |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Schedule Of Employee Compensation Equity Incentive Plan Activity (Stock Option) | The following table summarizes the activity of stock options during fiscal years 2018, 2017 and 2016:
|  | Units |  | Weighted-average strike price |  | Weighted-average grant-date fair value
Outstanding at December 31, 2015 |  | 2,025,894 |  |  | 21.03 |  |  | 5.87 |
Forfeitures |  | (80,734 | ) |  | 10.30 |  |  | 2.68 |
Expired (i) |  | (51,305 | ) |  | 14.05 |  |  | 4.02 |
Modification (ii) |  | (1,117,380 | ) |  | 19.07 |  |  | 5.30 |
Outstanding at December 31, 2016 |  | 776,475 |  |  | 15.55 |  |  | 4.46 |
Expired (i) |  | (141,986 | ) |  | 21.20 |  |  | 5.28 |
Outstanding at December 31, 2017 |  | 634,489 |  |  | 14.28 |  |  | 4.28 |
Expired (i) |  | (143,416 | ) |  | 21.20 |  |  | 5.89 |
Outstanding at December 31, 2018 |  | 491,073 |  |  | 12.26 |  |  | 3.81 |
Exercisable at December 31, 2018 |  | 455,719 |  |  | 12.55 |  |  | 3.95 |
(i) | As of December 31, 2018, 2017 and 2016, additional paid-in capital included $844, $750 and $206 respectively, related to expired stock options.
(ii) | Corresponds to stock options converted to a liability award.
Schedule Of Vested And Nonvested Unit Activity | The following table provides a summary of outstanding stock options at December 31, 2018:
|  | Vested (i) |  | Non-vested (ii) |  | Total
Number of units outstanding |  | 455,719 |  |  | 35,354 |  |  | 491,073 |
Weighted-average grant-date fair market value per unit |  | 3.95 |  |  | 1.98 |  |  | 3.81 |
Total grant-date fair value |  | 1,800 |  |  | 70 |  |  | 1,870 |
Weighted-average accumulated percentage of service |  | 100 | % |  | 92.9 | % |  | 99.7 | %
Stock-based compensation recognized in Additional paid-in capital |  | 1,800 |  |  | 65 |  |  | 1,865 |
Compensation expense not yet recognized (iii) |  | — |  |  | 5 |  |  | 5 |
(i)Related to exercisable awards. (ii)Related to awards that will vest in 2019. (iii)Expected to be recognized in 4.5 months.
Restricted Share Units |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Schedule Of Vested And Nonvested Unit Activity | The following table provides a summary of outstanding restricted share units at December 31, 2018:
Number of units outstanding (i) | 1,605,049 |
Weighted-average grant-date fair market value per unit | 7.41 |
Total grant-date fair value | 11,900 |
Weighted-average accumulated percentage of service | 51.70 | %
Stock-based compensation recognized in Additional paid-in capital | 6,157 |
Compensation expense not yet recognized (ii) | 5,743 |
(i) | Related to awards that will vest between fiscal years 2019 and 2023.
(ii) | Expected to be recognized in a weighted-average period of 2.0 years.
Schedule Of Restricted Share Units Activity | The following table summarizes the activity of restricted share units during fiscal years 2018, 2017 and 2016:
|  | Units |  | Weighted-average grant-date fair value
Outstanding at December 31, 2015 |  | 1,230,210 |  |  | 7.96 |
2016 annual grant |  | 865,291 |  |  | 4.70 |
Partial vesting |  | (172,328 | ) |  | 12.25 |
Forfeitures |  | (142,176 | ) |  | 6.64 |
Outstanding at December 31, 2016 |  | 1,780,997 |  |  | 6.07 |
2017 annual grant |  | 497,960 |  |  | 9.20 |
Partial vesting |  | (361,284 | ) |  | 7.65 |
Forfeitures |  | (180,828 | ) |  | 5.99 |
Outstanding at December 31, 2017 |  | 1,736,845 |  |  | 6.65 |
2018 annual grant |  | 520,393 |  |  | 8.50 |
Partial vesting |  | (534,589 | ) |  | 6.01 |
Forfeitures |  | (117,600 | ) |  | 7.24 |
Outstanding at December 31, 2018 |  | 1,605,049 |  |  | 7.41 |
Exercisable at December 31, 2018 |  | — |  |  | — |

X
- Definition Schedule of stock options activity. + References No definition available. + Details
Name: | arco_ScheduleOfEmployeeCompensationEquityIncentivePlanActivityStockOptionTableTextBlock
Namespace Prefix: | arco_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the summary of Equity Incentive Plan. + References No definition available. + Details
Name: | arco_ScheduleOfLongTermIncentivePlanTableTextBlock
Namespace Prefix: | arco_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Schedule of restricted share units activity. + References No definition available. + Details
Name: | arco_ScheduleOfRestrictedShareUnitsActivityTableTextBlock
Namespace Prefix: | arco_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

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

X
- Details
Name: | us-gaap_PlanNameAxis=arco_TwoThousandElevenEquityIncentivePlanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AwardTypeAxis=us-gaap_EmployeeStockOptionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AwardTypeAxis=us-gaap_RestrictedStockUnitsRSUMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |