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SEGMENT INFORMATION (Tables)

9 Months Ended

Sep. 30, 2022

Segment Reporting [Abstract]

Schedule of financial information related to our reportable segments

The following tables show summarized financial information related to our reportable segments for the three and nine months ended September 30, 2022 and 2021:

						Utility Operations
(in millions)						Wisconsin						Illinois						Other States						Total Utility Operations						Electric Transmission						Non-Utility Energy Infrastructure						Corporate and Other						Reconciling Eliminations						WEC Energy Group Consolidated
Three Months Ended September 30, 2022
External revenues						$	1,676.8					$	230.3					$	69.2					$	1,976.3					$	—					$	26.6					$	0.1					$	—					$	2,003.0
Intersegment revenues						—						—						—						—						—						113.3						—						(113.3)						—
Other operation and maintenance						329.1						100.2						21.0						450.3						—						12.1						(6.5)						(1.6)						454.3
Depreciation and amortization						189.2						57.9						10.3						257.4						—						34.0						6.2						(17.3)						280.3
Equity in earnings of transmission affiliates						—						—						—						—						63.7						—						—						—						63.7
Interest expense						137.2						18.1						3.3						158.6						4.9						17.0						30.9						(83.9)						127.5
Income tax expense (benefit)						63.7						5.8						(1.9)						67.6						14.3						1.7						(10.2)						—						73.4
Net income (loss)						195.2						14.9						(6.1)						204.0						44.5						70.4						(17.2)						—						301.7
Net income (loss) attributed to common shareholders						194.9						14.9						(6.1)						203.7						44.5						71.0						(17.2)						—						302.0

						Utility Operations
(in millions)						Wisconsin						Illinois						Other States						Total Utility Operations						Electric Transmission						Non-Utility Energy Infrastructure						Corporate and Other						Reconciling Eliminations						WEC Energy Group Consolidated
Three Months Ended September 30, 2021
External revenues						$	1,458.6					$	216.2					$	52.8					$	1,727.6					$	—					$	18.7					$	0.2					$	—					$	1,746.5
Intersegment revenues						—						—						—						—						—						110.8						—						(110.8)						—
Other operation and maintenance						359.1						91.2						19.6						469.9						—						9.9						(4.5)						(1.6)						473.7
Depreciation and amortization						184.4						55.4						9.6						249.4						—						31.2						6.3						(15.3)						271.6
Equity in earnings of transmission affiliates						—						—						—						—						42.3						—						—						—						42.3
Interest expense						137.9						16.5						1.6						156.0						4.8						17.6						24.7						(85.1)						118.0
Income tax expense (benefit)						33.6						7.0						(1.0)						39.6						9.7						5.0						(3.5)						—						50.8
Net income (loss)						197.8						19.1						(2.7)						214.2						27.8						62.8						(16.1)						—						288.7
Net income (loss) attributed to common shareholders						197.5						19.1						(2.7)						213.9						27.8						64.4						(16.1)						—						290.0

						Utility Operations
(in millions)						Wisconsin						Illinois						Other States						Total Utility Operations						Electric Transmission						Non-Utility Energy Infrastructure						Corporate and Other						Reconciling Eliminations						WEC Energy Group Consolidated
Nine Months Ended September 30, 2022
External revenues						$	5,176.5					$	1,354.8					$	410.0					$	6,941.3					$	—					$	97.3					$	0.4					$	—					$	7,039.0
Intersegment revenues						—						—						—						—						—						345.7						—						(345.7)						—
Other operation and maintenance						979.6						292.9						68.5						1,341.0						—						36.9						(13.1)						(7.1)						1,357.7
Depreciation and amortization						564.0						172.1						30.5						766.6						—						102.3						19.5						(50.4)						838.0
Equity in earnings of transmission affiliates						—						—						—						—						148.4						—						—						—						148.4
Interest expense						409.1						53.8						9.8						472.7						14.6						51.6						78.1						(252.1)						364.9
Income tax expense (benefit)						208.4						69.1						9.4						286.9						32.5						(10.5)						(45.0)						—						263.9
Net income (loss)						632.3						184.7						28.1						845.1						101.3						244.0						(32.9)						—						1,157.5
Net income (loss) attributed to common shareholders						631.4						184.7						28.1						844.2						101.3						242.8						(32.9)						—						1,155.4

						Utility Operations
(in millions)						Wisconsin						Illinois						Other States						Total Utility Operations						Electric Transmission						Non-Utility Energy Infrastructure						Corporate and Other						Reconciling Eliminations						WEC Energy Group Consolidated
Nine Months Ended September 30, 2021
External revenues						$	4,497.8					$	1,195.1					$	358.2					$	6,051.1					$	—					$	62.6					$	0.4					$	—					$	6,114.1
Intersegment revenues						—						—						—						—						—						338.0						—						(338.0)						—
Other operation and maintenance						1,047.1						291.3						64.0						1,402.4						—						31.2						(9.1)						(7.1)						1,417.4
Depreciation and amortization						540.4						162.1						28.2						730.7						—						93.5						19.3						(44.3)						799.2
Equity in earnings of transmission affiliates						—						—						—						—						126.2						—						—						—						126.2
Interest expense						417.8						49.6						4.6						472.0						14.5						53.5						73.5						(256.0)						357.5
Income tax expense (benefit)						104.8						64.4						8.2						177.4						28.9						5.8						(32.3)						—						179.8
Net income (loss)						601.2						174.8						24.5						800.5						82.8						202.3						(10.9)						—						1,074.7
Net income (loss) attributed to common shareholders						600.3						174.8						24.5						799.6						82.8						204.6						(10.9)						—						1,076.1

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- Definition

Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 30
-URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8906-108599

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