XML 121 R106.htm IDEA: XBRL DOCUMENT
v3.24.0.1

Property, Plant, and Equipment - Public Service Building (Details) $ in Millions | Dec. 31, 2023 USD ($)
--- | ---
Building | WE |
Property, plant, and equipment |
Costs incurred for repairs and restorations | $ 95.3

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_PropertyPlantAndEquipmentLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Total costs incurred for repairs and restorations. Includes costs that were capitalized and expensed. + References No definition available. + Details
Name: | wec_CostsIncurredForRepairsAndRestorations
Namespace Prefix: | wec_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_BuildingMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=wec_WisconsinElectricPowerCompanyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |