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v3.22.2

Condensed Consolidated Statements Of Income - USD ($) shares in Thousands, $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021
Revenues: |  |  |  |
Electric utility | $ 812 | $ 717 | $ 1,586 | $ 1,418
Gas utility | 94 | 69 | 356 | 239
Other utility | 13 | 10 | 23 | 23
Non-utility | 24 | 21 | 47 | 38
Total revenues | 943 | 817 | 2,012 | 1,718
Operating expenses: |  |  |  |
Electric production fuel and purchased power | 191 | 138 | 359 | 271
Electric transmission service | 133 | 121 | 271 | 255
Cost of gas sold | 48 | 31 | 216 | 131
Other operation and maintenance | 166 | 160 | 320 | 306
Depreciation and amortization | 166 | 165 | 332 | 329
Taxes other than income taxes | 27 | 26 | 54 | 52
Total operating expenses | 731 | 641 | 1,552 | 1,344
Operating income | 212 | 176 | 460 | 374
Other (income) and deductions: |  |  |  |
Interest expense | 78 | 69 | 152 | 138
Equity income from unconsolidated investments, net | (16) | (19) | (32) | (34)
Allowance for funds used during construction | (13) | (5) | (24) | (9)
Other | 0 | 2 | 1 | 4
Total other (income) and deductions | 49 | 47 | 97 | 99
Income before income taxes | 163 | 129 | 363 | 275
Income tax expense (benefit) | 4 | (17) | 12 | (45)
Net income | 159 | 146 | 351 | 320
Preferred dividend requirements of Interstate Power and Light Company | 0 | 2 | 0 | 5
Net income attributable to common shareowners | $ 159 | $ 144 | $ 351 | $ 315
Weighted average number of common shares outstanding: |  |  |  |
Basic (in shares) | 250,900 | 250,200 | 250,700 | 250,100
Diluted (in shares) | 251,100 | 250,600 | 251,000 | 250,500
Earnings per weighted average common share attributable to Alliant Energy common shareowners: |  |  |  |
Basic (in dollars per share) | $ 0.63 | $ 0.58 | $ 1.40 | $ 1.26
Diluted (in dollars per share) | $ 0.63 | $ 0.57 | $ 1.40 | $ 1.26
IPL [Member] |  |  |  |
Revenues: |  |  |  |
Electric utility | $ 442 | $ 402 | $ 843 | $ 788
Gas utility | 52 | 43 | 191 | 134
Other utility | 12 | 10 | 22 | 22
Total revenues | 506 | 455 | 1,056 | 944
Operating expenses: |  |  |  |
Electric production fuel and purchased power | 83 | 55 | 150 | 114
Electric transmission service | 91 | 79 | 188 | 171
Cost of gas sold | 27 | 22 | 112 | 72
Other operation and maintenance | 87 | 81 | 171 | 158
Depreciation and amortization | 95 | 93 | 189 | 187
Taxes other than income taxes | 14 | 14 | 28 | 28
Total operating expenses | 397 | 344 | 838 | 730
Operating income | 109 | 111 | 218 | 214
Other (income) and deductions: |  |  |  |
Interest expense | 37 | 34 | 74 | 69
Allowance for funds used during construction | (3) | (3) | (5) | (5)
Other | 0 | 2 | (1) | 2
Total other (income) and deductions | 34 | 33 | 68 | 66
Income before income taxes | 75 | 78 | 150 | 148
Income tax expense (benefit) | (12) | (10) | (23) | (22)
Net income | 87 | 88 | 173 | 170
Preferred dividend requirements of Interstate Power and Light Company | 0 | 2 | 0 | 5
Net income attributable to common shareowners | 87 | 86 | 173 | 165
WPL [Member] |  |  |  |
Revenues: |  |  |  |
Electric utility | 370 | 315 | 743 | 630
Gas utility | 42 | 26 | 165 | 105
Other utility | 1 | 0 | 1 | 1
Total revenues | 413 | 341 | 909 | 736
Operating expenses: |  |  |  |
Electric production fuel and purchased power | 108 | 84 | 209 | 158
Electric transmission service | 41 | 42 | 83 | 84
Cost of gas sold | 21 | 9 | 104 | 59
Other operation and maintenance | 67 | 69 | 123 | 128
Depreciation and amortization | 69 | 70 | 139 | 139
Taxes other than income taxes | 12 | 12 | 24 | 23
Total operating expenses | 318 | 286 | 682 | 591
Operating income | 95 | 55 | 227 | 145
Other (income) and deductions: |  |  |  |
Interest expense | 28 | 26 | 55 | 52
Allowance for funds used during construction | (10) | (2) | (18) | (4)
Other | 0 | 0 | 0 | 1
Total other (income) and deductions | 18 | 24 | 37 | 49
Income before income taxes | 77 | 31 | 190 | 96
Income tax expense (benefit) | 14 | (7) | 34 | (26)
Net income | $ 63 | $ 38 | $ 156 | $ 122

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