v3.26.3
Payments, by Government - 12 months ended Dec. 31, 2025 - USD ($)
$ in Millions
Taxes
Royalties
Fees
Infrastructure
Comm. Social Resp.
Total Payments
Tax Refund
Total
$ 69.4
$ 70.9
$ 9.6
$ 2.1
$ 16.5
$ 168.5
Australia
Total
69.2
56.5
7.9
1.0
134.6
$ 72.7
Australia | Australian Taxation Office (ATO)
Total
69.2
69.2
$ 72.7
Australia | Department of Energy, Mines, Industry Regulation and Safety
Total
46.1
0.4
46.5
Australia | Office of Revenue
Total
10.4
10.4
Australia | Water Corporation
Total
2.3
2.3
Australia | Department of Biodiversity, Conservation and Attractions
Total
5.1
5.1
Australia | Department of Water and Environmental Regulation
Total
0.1
0.1
Australia | Shire of Murray
Total
0.3
0.3
Australia | Shire of Waroona
Total
0.4
0.4
Australia | Shire of Harvey
Total
0.3
0.3
Brazil
Total
0.2
14.4
1.7
2.1
15.5
33.9
Brazil | Secretaria Especial da Receita Federal do Brasil (RFB)
Total
$ 0.2
0.2
Brazil | Agencia Nacional de Mineracao (ANM)
Total
7.5
7.5
Brazil | Instituto Brasileiro do Meio Ambiente e dos Recursos Naturais Renovaveis (IBAMA)
Total
0.2
0.2
Brazil | Ministerio da Educacao
Total
0.2
0.2
Brazil | Secretaria da Fazenda do Estado do Para
Total
2.0
2.0
Brazil | Secretaria de Estado de Meio Ambiente, Clima e Sustentabilidade (SEMAS)
Total
1.1
1.1
Brazil | Instituto de Desenvolvimento Florestal e da Biodiversidade do Estado do Para (IDEFLOR-Bio)
Total
$ 1.5
1.5
Brazil | Usinas da Paz (USIPAZ)
Total
7.4
7.4
Brazil | Prefeitura Municipal de Juruti
Total
3.5
$ 2.1
7.8
13.4
Brazil | Secretaria de Estado de Meio Ambiente e Sustentabilidade
Total
$ 0.1
0.1
Brazil | Prefeitura de Pocos de Caldas
Total
$ 0.3
$ 0.3
X
- Details
Name:
rxp_CountryAxis=country_AU
Namespace Prefix:
Data Type:
na
Balance Type:
Period Type:
X
- Details
Name:
rxp_GovernmentAxis=aa_AustralianTaxationOfficeMember
Namespace Prefix:
Data Type:
na
Balance Type:
Period Type:
X
- Details
Name:
rxp_GovernmentAxis=aa_DepartmentOfEnergyMinesIndustryRegulationAndSafetyMember
Namespace Prefix:
Data Type:
na
Balance Type:
Period Type:
X
- Details
Name:
rxp_GovernmentAxis=aa_OfficeOfRevenueMember
Namespace Prefix:
Data Type:
na
Balance Type:
Period Type:
X
- Details
Name:
rxp_GovernmentAxis=aa_WaterCorporationMember
Namespace Prefix:
Data Type:
na
Balance Type:
Period Type:
X
- Details
Name:
rxp_GovernmentAxis=aa_DepartmentOfBiodiversityConservationAndAttractionsMember
Namespace Prefix:
Data Type:
na
Balance Type:
Period Type:
X
- Details
Name:
rxp_GovernmentAxis=aa_DepartmentOfWaterAndEnvironmentalRegulationMember
Namespace Prefix:
Data Type:
na
Balance Type:
Period Type:
X
- Details
Name:
rxp_GovernmentAxis=aa_ShireOfMurrayMember
Namespace Prefix:
Data Type:
na
Balance Type:
Period Type:
X
- Details
Name:
rxp_GovernmentAxis=aa_ShireOfWaroonaMember
Namespace Prefix:
Data Type:
na
Balance Type:
Period Type:
X
- Details
Name:
rxp_GovernmentAxis=aa_ShireOfHarveyMember
Namespace Prefix:
Data Type:
na
Balance Type:
Period Type:
X
- Details
Name:
rxp_CountryAxis=country_BR
Namespace Prefix:
Data Type:
na
Balance Type:
Period Type:
X
- Details
Name:
rxp_GovernmentAxis=aa_SecretariaEspecialDaReceitaFederalDoBrasilMember
Namespace Prefix:
Data Type:
na
Balance Type:
Period Type:
X
- Details
Name:
rxp_GovernmentAxis=aa_AgenciaNacionalDeMineracaoMember
Namespace Prefix:
Data Type:
na
Balance Type:
Period Type:
X
- Details
Name:
rxp_GovernmentAxis=aa_InstitutoBrasileiroDoMeioAmbienteEDosRecursosNaturaisRenovaveisMember
Namespace Prefix:
Data Type:
na
Balance Type:
Period Type:
X
- Details
Name:
rxp_GovernmentAxis=aa_MinisterioDaEducacaoMember
Namespace Prefix:
Data Type:
na
Balance Type:
Period Type:
X
- Details
Name:
rxp_GovernmentAxis=aa_SecretariaDaFazendaDoEstadoDoParaMember
Namespace Prefix:
Data Type:
na
Balance Type:
Period Type:
X
- Details
Name:
rxp_GovernmentAxis=aa_SecretariaDeEstadoDeMeioAmbienteClimaESustentabilidadeMember
Namespace Prefix:
Data Type:
na
Balance Type:
Period Type:
X
- Details
Name:
rxp_GovernmentAxis=aa_InstitutoDeDesenvolvimentoFlorestalEDaBiodiversidadeDoEstadoDoParaMember
Namespace Prefix:
Data Type:
na
Balance Type:
Period Type:
X
- Details
Name:
rxp_GovernmentAxis=aa_UsinasDaPazMember
Namespace Prefix:
Data Type:
na
Balance Type:
Period Type:
X
- Details
Name:
rxp_GovernmentAxis=aa_PrefeituraMunicipalDeJurutiMember
Namespace Prefix:
Data Type:
na
Balance Type:
Period Type:
X
- Details
Name:
rxp_GovernmentAxis=aa_SecretariaDeEstadoDeMeioAmbienteESustentabilidadeMember
Namespace Prefix:
Data Type:
na
Balance Type:
Period Type:
X
- Details
Name:
rxp_GovernmentAxis=aa_PrefeituraDePocosDeCaldasMember
Namespace Prefix:
Data Type:
na
Balance Type:
Period Type: