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v3.19.3

Condensed Consolidated Statements Of Income - USD ($) shares in Millions, $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2019 | Sep. 30, 2018 | Sep. 30, 2019 | Sep. 30, 2018
Revenues: |  |  |  |
Electric utility | $ 915.9 | $ 861.2 | $ 2,350.5 | $ 2,296.2
Gas utility | 41.5 | 44.8 | 322.5 | 299.0
Other utility | 11.2 | 12.3 | 33.2 | 36.2
Non-utility | 21.6 | 10.3 | 61.4 | 29.6
Total revenues | 990.2 | 928.6 | 2,767.6 | 2,661.0
Operating expenses: |  |  |  |
Electric production fuel and purchased power | 218.5 | 227.8 | 601.7 | 639.5
Electric transmission service | 127.5 | 129.1 | 362.9 | 375.2
Cost of gas sold | 9.1 | 11.3 | 151.1 | 150.0
Other operation and maintenance | 173.7 | 148.4 | 527.2 | 468.8
Depreciation and amortization | 143.8 | 129.0 | 423.6 | 376.4
Taxes other than income taxes | 27.4 | 26.9 | 84.3 | 78.1
Total operating expenses | 700.0 | 672.5 | 2,150.8 | 2,088.0
Operating income | 290.2 | 256.1 | 616.8 | 573.0
Other (income) and deductions: |  |  |  |
Interest expense | 68.3 | 63.3 | 203.8 | 183.8
Equity income from unconsolidated investments, net | (11.6) | (9.8) | (35.2) | (41.6)
Allowance for funds used during construction | (21.9) | (18.8) | (65.6) | (51.8)
Other | 3.7 | 1.6 | 11.0 | 6.0
Total other (income) and deductions | 38.5 | 36.3 | 114.0 | 96.4
Income before income taxes | 251.7 | 219.8 | 502.8 | 476.6
Income tax expense (benefit) | 23.1 | 11.7 | 49.4 | 42.1
Net income | 228.6 | 208.1 | 453.4 | 434.5
Preferred dividend requirements of Interstate Power and Light Company | 2.6 | 2.6 | 7.7 | 7.7
Net income attributable to common shareowners | $ 226.0 | $ 205.5 | $ 445.7 | $ 426.8
Weighted average number of common shares outstanding (basic) (in shares) | 239.1 | 235.2 | 237.7 | 232.9
Weighted average number of common shares outstanding (diluted) (in shares) | 239.9 | 235.2 | 238.2 | 232.9
Earnings per weighted average common share attributable to Alliant Energy common shareowners (basic) (in dollars per share) | $ 0.95 | $ 0.87 | $ 1.88 | $ 1.83
Earnings per weighted average common share attributable to Alliant Energy common shareowners (diluted) (in dollars per share) | $ 0.94 | $ 0.87 | $ 1.87 | $ 1.83
IPL [Member] |  |  |  |
Revenues: |  |  |  |
Electric utility | $ 560.9 | $ 509.2 | $ 1,373.0 | $ 1,337.0
Gas utility | 24.8 | 26.7 | 187.8 | 177.0
Other utility | 10.8 | 11.7 | 32.0 | 34.2
Total revenues | 596.5 | 547.6 | 1,592.8 | 1,548.2
Operating expenses: |  |  |  |
Electric production fuel and purchased power | 126.8 | 122.5 | 339.0 | 354.0
Electric transmission service | 91.8 | 92.8 | 256.9 | 268.0
Cost of gas sold | 5.9 | 6.4 | 80.0 | 83.8
Other operation and maintenance | 100.2 | 94.6 | 305.6 | 297.1
Depreciation and amortization | 83.7 | 73.9 | 243.4 | 209.2
Taxes other than income taxes | 14.6 | 14.3 | 46.4 | 39.7
Total operating expenses | 423.0 | 404.5 | 1,271.3 | 1,251.8
Operating income | 173.5 | 143.1 | 321.5 | 296.4
Other (income) and deductions: |  |  |  |
Interest expense | 31.7 | 30.4 | 92.6 | 90.6
Allowance for funds used during construction | (10.8) | (11.0) | (34.5) | (28.3)
Other | 2.0 | 0.5 | 5.4 | 2.0
Total other (income) and deductions | 22.9 | 19.9 | 63.5 | 64.3
Income before income taxes | 150.6 | 123.2 | 258.0 | 232.1
Income tax expense (benefit) | 6.9 | (5.9) | 10.9 | (0.5)
Net income | 143.7 | 129.1 | 247.1 | 232.6
Preferred dividend requirements of Interstate Power and Light Company | 2.6 | 2.6 | 7.7 | 7.7
Net income attributable to common shareowners | 141.1 | 126.5 | 239.4 | 224.9
WPL [Member] |  |  |  |
Revenues: |  |  |  |
Electric utility | 355.0 | 352.0 | 977.5 | 959.2
Gas utility | 16.7 | 18.1 | 134.7 | 122.0
Other utility | 0.4 | 0.6 | 1.2 | 2.0
Total revenues | 372.1 | 370.7 | 1,113.4 | 1,083.2
Operating expenses: |  |  |  |
Electric production fuel and purchased power | 91.7 | 105.3 | 262.7 | 285.5
Electric transmission service | 35.7 | 36.3 | 106.0 | 107.2
Cost of gas sold | 3.2 | 4.9 | 71.1 | 66.2
Other operation and maintenance | 62.3 | 54.2 | 188.2 | 172.8
Depreciation and amortization | 58.9 | 54.1 | 176.6 | 164.2
Taxes other than income taxes | 12.0 | 11.7 | 35.4 | 35.7
Total operating expenses | 263.8 | 266.5 | 840.0 | 831.6
Operating income | 108.3 | 104.2 | 273.4 | 251.6
Other (income) and deductions: |  |  |  |
Interest expense | 25.4 | 24.2 | 77.3 | 73.5
Allowance for funds used during construction | (11.1) | (7.8) | (31.1) | (23.5)
Other | 1.4 | 1.3 | 4.6 | 3.4
Total other (income) and deductions | 15.7 | 17.7 | 50.8 | 53.4
Income before income taxes | 92.6 | 86.5 | 222.6 | 198.2
Income tax expense (benefit) | 17.1 | 10.2 | 39.4 | 28.1
Net income |  |  | 183.2 | 170.1
Net income attributable to common shareowners | $ 75.5 | $ 76.3 | $ 183.2 | $ 170.1

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