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v3.7.0.1

Condensed Consolidated Statements Of Income - USD ($) shares in Millions, $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2017 | Mar. 31, 2016
Operating revenues: |  |  |
Electric utility |  | $ 677.6 | $ 668.9
Gas utility |  | 154.3 | 152.2
Other utility |  | 11.7 | 13.2
Non-regulated |  | 10.3 | 9.5
Total operating revenues |  | 853.9 | 843.8
Operating expenses: |  |  |
Electric production fuel and purchased power |  | 207.8 | 200.9
Electric transmission service |  | 124.7 | 127.9
Cost of gas sold |  | 92.2 | 95.2
Other operation and maintenance |  | 152.9 | 145.1
Depreciation and amortization |  | 107.0 | 102.5
Taxes other than income taxes |  | 26.4 | 26.3
Total operating expenses |  | 711.0 | 697.9
Operating income |  | 142.9 | 145.9
Interest expense and other: |  |  |
Interest expense |  | 52.3 | 48.0
Equity income from unconsolidated investments, net |  | (11.5) | (10.5)
Allowance for funds used during construction |  | (17.0) | (13.2)
Interest income and other |  | (0.1) | (0.2)
Total interest expense and other |  | 23.7 | 24.1
Income from continuing operations before income taxes |  | 119.2 | 121.8
Income tax expense (benefit) |  | 17.6 | 21.6
Income from continuing operations, net of tax |  | 101.6 | 100.2
Income (loss) from discontinued operations, net of tax |  | 1.4 | (1.1)
Net income |  | 103.0 | 99.1
Preferred dividend requirements of Interstate Power and Light Company |  | 2.6 | 2.6
Net income attributable to common shareowners |  | $ 100.4 | $ 96.5
Weighted average number of common shares outstanding (basic and diluted) (in shares) | [1] | 227.6 | 226.8
Earnings per weighted average common share attributable to Alliant Energy common shareowners (basic and diluted): |  |  |
Income from continuing operations, net of tax (in dollars per share) | [1] | $ 0.43 | $ 0.43
Income from discontinued operations, net of tax (in dollars per share) | [1] | 0.01 | 0.00
Net income (in dollars per share) | [1] | $ 0.44 | $ 0.43
Amounts attributable to common shareowners: |  |  |
Income from continuing operations, net of tax |  | $ 99.0 | $ 97.6
Income (loss) from discontinued operations, net of tax |  | 1.4 | (1.1)
Net income attributable to common shareowners |  | $ 100.4 | $ 96.5
Dividends declared per common share (in dollars per share) | [1] | $ 0.315 | $ 0.29375
IPL [Member] |  |  |
Operating revenues: |  |  |
Electric utility |  | $ 356.2 | $ 361.6
Gas utility |  | 83.1 | 84.2
Other utility |  | 11.2 | 12.9
Total operating revenues |  | 450.5 | 458.7
Operating expenses: |  |  |
Electric production fuel and purchased power |  | 109.5 | 99.4
Electric transmission service |  | 81.7 | 86.5
Cost of gas sold |  | 47.8 | 52.4
Other operation and maintenance |  | 94.9 | 92.0
Depreciation and amortization |  | 53.6 | 52.7
Taxes other than income taxes |  | 13.4 | 13.7
Total operating expenses |  | 400.9 | 396.7
Operating income |  | 49.6 | 62.0
Interest expense and other: |  |  |
Interest expense |  | 27.7 | 24.9
Allowance for funds used during construction |  | (14.3) | (10.3)
Interest income and other |  | 0.1 | 0.0
Total interest expense and other |  | 13.5 | 14.6
Income from continuing operations before income taxes |  | 36.1 | 47.4
Income tax expense (benefit) |  | (3.7) | (0.8)
Net income |  | 39.8 | 48.2
Preferred dividend requirements of Interstate Power and Light Company |  | 2.6 | 2.6
Net income attributable to common shareowners |  | 37.2 | 45.6
Amounts attributable to common shareowners: |  |  |
Net income attributable to common shareowners |  | 37.2 | 45.6
WPL [Member] |  |  |
Operating revenues: |  |  |
Electric utility |  | 321.4 | 307.3
Gas utility |  | 71.2 | 68.0
Other utility |  | 0.5 | 0.3
Total operating revenues |  | 393.1 | 375.6
Operating expenses: |  |  |
Electric production fuel and purchased power |  | 98.3 | 101.5
Electric transmission service |  | 43.0 | 41.4
Cost of gas sold |  | 44.4 | 42.8
Other operation and maintenance |  | 57.0 | 52.1
Depreciation and amortization |  | 52.4 | 47.4
Taxes other than income taxes |  | 12.0 | 11.6
Total operating expenses |  | 307.1 | 296.8
Operating income |  | 86.0 | 78.8
Interest expense and other: |  |  |
Interest expense |  | 22.9 | 22.9
Equity income from unconsolidated investments, net |  | 0.0 | (10.7)
Allowance for funds used during construction |  | (2.7) | (2.9)
Interest income and other |  | (0.1) | (0.1)
Total interest expense and other |  | 20.1 | 9.2
Income from continuing operations before income taxes |  | 65.9 | 69.6
Income tax expense (benefit) |  | 20.4 | 22.6
Net income |  | 45.5 | 47.0
Net income attributable to noncontrolling interest |  | 0.0 | 0.5
Net income attributable to common shareowners |  | 45.5 | 46.5
Amounts attributable to common shareowners: |  |  |
Net income attributable to common shareowners |  | $ 45.5 | $ 46.5
[1] | Amounts reflect the effects of a two-for-one common stock split distributed in May 2016.

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