v3.26.3
SEGMENT INFORMATION (Tables)
 9 Months Ended
Sep. 30, 2026
Segment Reporting [Abstract]  
Schedule of information related to reportable segments
The following tables show summarized financial information related to our reportable segments for the three and nine months ended September 30, 2026 and 2025.
(in millions)UtilityOtherWisconsin Public Service Corporation
Three Months Ended September 30, 2026
External revenues$482.7 $— $482.7 
Fuel and purchased power
110.0 — 110.0 
Cost of natural gas sold
7.3 — 7.3 
Other operation and maintenance119.3 — 119.3 
Depreciation and amortization70.3 — 70.3 
Property and revenue taxes
12.7 — 12.7 
Other income, net (1)
7.4 0.6 8.0 
Interest expense25.5 — 25.5 
Income tax expense23.8 0.1 23.9 
Net income$121.2 $0.5 $121.7 
Other Segment Disclosures
Three Months Ended September 30, 2026
Capital expenditures, including AFUDC-Debt$198.5 $— $198.5 
Balance at September 30, 2026
Equity method investments
0.9 18.8 19.7 
Total assets8,369.4 18.8 8,388.2 

(1)Includes equity earnings from equity method investments of $0.6 million included in the other segment, as well as amounts that are not material for interest income in the utility segment.
(in millions)UtilityOtherWisconsin Public Service Corporation
Three Months Ended September 30, 2025
External revenues$466.3 $— $466.3 
Fuel and purchased power
106.7 — 106.7 
Cost of natural gas sold
19.9 — 19.9 
Other operation and maintenance123.3 — 123.3 
Depreciation and amortization67.4 — 67.4 
Property and revenue taxes
11.1 — 11.1 
Other income, net (1)
4.8 0.5 5.3 
Interest expense24.4 — 24.4 
Income tax expense22.3 0.2 22.5 
Net income$96.0 $0.3 $96.3 
Other Segment Disclosures
Three Months Ended September 30, 2025
Capital expenditures, including AFUDC-Debt$280.9 $— $280.9 
Balance at September 30, 2025
Equity method investments
0.9 16.4 17.3 
Total assets7,731.0 16.4 7,747.4 

(1)Includes equity earnings from equity method investments of $0.5 million included in the other segment, as well as amounts that are not material for interest income in the utility segment.
(in millions)UtilityOtherWisconsin Public Service Corporation
Nine Months Ended September 30, 2026
External revenues$1,454.5 $— $1,454.5 
Fuel and purchased power
309.5 — 309.5 
Cost of natural gas sold
171.6 — 171.6 
Other operation and maintenance368.8 — 368.8 
Depreciation and amortization208.3 — 208.3 
Property and revenue taxes
38.5 — 38.5 
Other income, net (1)
23.1 1.9 25.0 
Interest expense73.2 — 73.2 
Income tax expense48.2 0.5 48.7 
Net income$259.5 $1.4 $260.9 
Other Segment Disclosures
Capital expenditures, including AFUDC-Debt$522.5 $— $522.5 

(1)Includes equity earnings from equity method investments of $1.9 million included in the other segment, as well as amounts that are not material for interest income in the utility segment.
(in millions)UtilityOtherWisconsin Public Service Corporation
Nine Months Ended September 30, 2025
External revenues$1,375.5 $— $1,375.5 
Fuel and purchased power
295.0 — 295.0 
Cost of natural gas sold
145.3 — 145.3 
Other operation and maintenance364.4 — 364.4 
Depreciation and amortization199.9 — 199.9 
Property and revenue taxes
33.5 — 33.5 
Other income, net (1)
12.3 1.5 13.8 
Interest expense72.6 — 72.6 
Income tax expense50.9 0.4 51.3 
Net income$226.2 $1.1 $227.3 
Other Segment Disclosures
Capital expenditures, including AFUDC-Debt$536.6 $— $536.6 

(1)Includes equity earnings from equity method investments of $1.5 million included in the other segment, as well as amounts that are not material for interest income in the utility segment.