ALLIANT ENERGY CORP
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LNT Q3 2025 request
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| Metric | Q3 2025 | Q3 2024 | YoY |
|---|---|---|---|
| Regulated Operating Revenue Electric Non Nuclear (Q) | — | — | — |
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| IPL [Member] | 608 | 523 | +16.3% |
| WPL [Member] | 516 | 476 | +8.4% |
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| Regulated Operating Revenue Electric Non Nuclear | 1,124 | 999 | +12.5% |
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| IPL [Member] | 608 | 523 | +16.3% |
| WPL [Member] | 516 | 476 | +8.4% |
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| Regulated Operation | 1,124 | 999 | +12.5% |
| Regulated Operating Revenue Gas (Q) | — | — | — |
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| IPL [Member] | 27 | 27 | 0.0% |
| WPL [Member] | 24 | 22 | +9.1% |
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| Regulated Operating Revenue Gas | 51 | 49 | +4.1% |
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| IPL [Member] | 27 | 27 | 0.0% |
| WPL [Member] | 24 | 22 | +9.1% |
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| Regulated Operation | 51 | 49 | +4.1% |
| Regulated Operating Revenue Other (Q) | — | — | — |
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| Regulated Operating Revenue Other | 12 | 12 | 0.0% |
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| IPL [Member] | 12 | 11 | +9.1% |
| Unregulated Operating Revenue (Q) | — | — | — |
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| Unregulated Operating Revenue | 23 | 21 | +9.5% |
| Revenue (Q) | — | — | — |
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| All Other Segments | 23 | 21 | +9.5% |
| IPL [Member] | 647 | 561 | +15.3% |
| WPL [Member] | 540 | 499 | +8.2% |
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| Revenue | 1,210 | 1,081 | +11.9% |
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| IPL [Member] | 647 | 561 | +15.3% |
| WPL [Member] | 540 | 499 | +8.2% |
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| Regulated Operation | 1,187 | 1,060 | +12.0% |
| Utilities Operating Expense Fuel Used (Q) | — | — | — |
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| IPL [Member] | 106 | 79 | +34.2% |
| WPL [Member] | 133 | 112 | +18.8% |
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| Utilities Operating Expense Fuel Used | 239 | 192 | +24.5% |
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| IPL [Member] | 106 | 79 | +34.2% |
| WPL [Member] | 133 | 112 | +18.8% |
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| Regulated Operation | 239 | 191 | +25.1% |
| Cost of Revenue (Q) | — | — | — |
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| IPL [Member] | 115 | 115 | 0.0% |
| WPL [Member] | 51 | 49 | +4.1% |
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| Cost of Revenue | 166 | 165 | +0.6% |
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| IPL [Member] | 115 | 115 | 0.0% |
| WPL [Member] | 51 | 49 | +4.1% |
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| Regulated Operation | 166 | 164 | +1.2% |
| Utilities Operating Expense Gas And Petroleum Purchased (Q) | — | — | — |
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| IPL [Member] | 7 | 8 | -12.5% |
| WPL [Member] | 5 | 5 | 0.0% |
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| Utilities Operating Expense Gas And Petroleum Purchased | 12 | 13 | -7.7% |
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| IPL [Member] | 7 | 8 | -12.5% |
| WPL [Member] | 5 | 5 | 0.0% |
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| Regulated Operation | 12 | 13 | -7.7% |
| Other Cost And Expense Operating (Q) | — | — | — |
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| All Other Segments | 12 | 6 | +100.0% |
| IPL [Member] | 108 | 96 | +12.5% |
| WPL [Member] | 84 | 72 | +16.7% |
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| Other Cost And Expense Operating | 204 | 174 | +17.2% |
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| Regulated Operation | 192 | 168 | +14.3% |
| Utilities Operating Expense Maintenance And Operations (Q) | — | — | — |
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| IPL [Member] | 108 | 96 | +12.5% |
| WPL [Member] | 84 | 72 | +16.7% |
| Depreciation & Amortization (Q) | — | — | — |
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| All Other Segments | 3 | 4 | -25.0% |
| IPL [Member] | 116 | 100 | +16.0% |
| WPL [Member] | 92 | 91 | +1.1% |
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| Depreciation & Amortization | 211 | 195 | +8.2% |
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| IPL [Member] | 116 | 100 | +16.0% |
| WPL [Member] | 92 | 91 | +1.1% |
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| Regulated Operation | 208 | 191 | +8.9% |
| Taxes Excluding Income And Excise Taxes (Q) | — | — | — |
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| Taxes Excluding Income And Excise Taxes | 29 | 29 | 0.0% |
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| IPL [Member] | 15 | 14 | +7.1% |
| WPL [Member] | 13 | 14 | -7.1% |
| Total Costs & Expenses (Q) | — | — | — |
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| Total Costs & Expenses | 861 | 768 | +12.1% |
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| IPL [Member] | 467 | 412 | +13.3% |
| WPL [Member] | 378 | 343 | +10.2% |
| Operating Income (Q) | — | — | — |
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| Operating Income | 349 | 313 | +11.5% |
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| IPL [Member] | 180 | 149 | +20.8% |
| WPL [Member] | 162 | 156 | +3.8% |
| Interest Expense (Q) | — | — | — |
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| Interest Expense | 128 | 114 | +12.3% |
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| IPL [Member] | 54 | 44 | +22.7% |
| WPL [Member] | 43 | 42 | +2.4% |
| Income Loss From Equity Method Investments (Q) | — | — | — |
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| All Other Segments | -17 | -13 | -30.8% |
| WPL [Member] | -1 | -1 | 0.0% |
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| Income Loss From Equity Method Investments | -18 | -14 | -28.6% |
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| ATC Holdings [Member] | -15 | -13 | -15.4% |
| Corporate venture investments [Member] | -1 | 2 | -150.0% |
| Non-utility wind farm in Oklahoma [Member] | -2 | -2 | 0.0% |
| Total [Member] | -18 | -14 | -28.6% |
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| Regulated Operation | -1 | -1 | 0.0% |
| Public Utilities Allowance For Funds Used During Construction Additions (Q) | — | — | — |
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| Public Utilities Allowance For Funds Used During Construction Additions | -24 | -20 | -20.0% |
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| IPL [Member] | -15 | -13 | -15.4% |
| WPL [Member] | -9 | -7 | -28.6% |
| Other Non-Operating Income (Expense) (Q) | — | — | — |
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| IPL [Member] | -3 | -4 | +25.0% |
| WPL [Member] | 4 | 3 | +33.3% |
| Non-Operating Income (Expense) (Q) | — | — | — |
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| Non-Operating Income (Expense) | 86 | 80 | +7.5% |
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| IPL [Member] | 36 | 27 | +33.3% |
| WPL [Member] | 38 | 38 | 0.0% |
| Income Before Taxes (Q) | — | — | — |
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| Income Before Taxes | 263 | 233 | +12.9% |
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| IPL [Member] | 144 | 122 | +18.0% |
| WPL [Member] | 124 | 118 | +5.1% |
| Income Tax Expense (Benefit) (Q) | — | — | — |
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| All Other Segments | 2 | 2 | 0.0% |
| IPL [Member] | -21 | -68 | +69.1% |
| WPL [Member] | 1 | 4 | -75.0% |
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| Income Tax Expense (Benefit) | -18 | -62 | +71.0% |
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| IPL [Member] | -21 | -68 | +69.1% |
| WPL [Member] | 1 | 4 | -75.0% |
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| Regulated Operation | -20 | -64 | +68.8% |
| Net Income Loss Available To Common Stockholders Basic (Q) | — | — | — |
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| All Other Segments | -7 | -9 | +22.2% |
| IPL [Member] | 165 | 190 | -13.2% |
| WPL [Member] | 123 | 114 | +7.9% |
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| Net Income Loss Available To Common Stockholders Basic | 281 | 295 | -4.7% |
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| IPL [Member] | 165 | 190 | -13.2% |
| WPL [Member] | 123 | 114 | +7.9% |
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| Regulated Operation | 288 | 304 | -5.3% |
| Wtd Avg Shares (Basic) (Q) | — | — | — |
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| Wtd Avg Shares (Basic) | 257 | 256.6 | +0.2% |
| Wtd Avg Shares (Diluted) (Q) | — | — | — |
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| Wtd Avg Shares (Diluted) | 257.8 | 256.9 | +0.4% |
| EPS (Basic) (Q) | — | — | — |
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| EPS (Basic) | 1.09 | 1.15 | -5.2% |
| EPS (Diluted) (Q) | — | — | — |
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| EPS (Diluted) | 1.09 | 1.15 | -5.2% |
| Revenue (Q) | — | — | — |
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| All Other Segments | 23 | 21 | +9.5% |
| All Other Segments · Other Customer | 23 | 21 | +9.5% |
| Electric [Member] | 1,124 | 999 | +12.5% |
| Electric [Member] · IPL [Member] | 192 | 153 | +25.5% |
| Electric [Member] · IPL [Member] | 167 | 142 | +17.6% |
| Electric [Member] · IPL [Member] | 215 | 202 | +6.4% |
| Electric [Member] · IPL [Member] | 11 | 19 | -42.1% |
| Electric [Member] · IPL [Member] | 23 | 7 | +228.6% |
| Electric [Member] · IPL [Member] | 608 | 523 | +16.3% |
| Electric [Member] · Other Customer | 77 | 54 | +42.6% |
| Electric [Member] · Retail - commercial [Member] | 282 | 239 | +18.0% |
| Electric [Member] · Retail - industrial [Member] | 306 | 270 | +13.3% |
| Electric [Member] · Retail - residential [Member] | 408 | 378 | +7.9% |
| Electric [Member] · Wholesale [Member] | 51 | 58 | -12.1% |
| Electric [Member] · WPL [Member] | 90 | 86 | +4.7% |
| Electric [Member] · WPL [Member] | 139 | 128 | +8.6% |
| Electric [Member] · WPL [Member] | 193 | 176 | +9.7% |
| Electric [Member] · WPL [Member] | 40 | 39 | +2.6% |
| Electric [Member] · WPL [Member] | 54 | 47 | +14.9% |
| Electric [Member] · WPL [Member] | 516 | 476 | +8.4% |
| Gas [Member] | 51 | 49 | +4.1% |
| Gas [Member] · IPL [Member] | 7 | 7 | 0.0% |
| Gas [Member] · IPL [Member] | 1 | 1 | 0.0% |
| Gas [Member] · IPL [Member] | 12 | 13 | -7.7% |
| Gas [Member] · IPL [Member] | 7 | 6 | +16.7% |
| Gas [Member] · IPL [Member] | 27 | 27 | 0.0% |
| Gas [Member] · Other Customer | 13 | 11 | +18.2% |
| Gas [Member] · Retail - commercial [Member] | 13 | 13 | 0.0% |
| Gas [Member] · Retail - industrial [Member] | 1 | 1 | 0.0% |
| Gas [Member] · Retail - residential [Member] | 24 | 24 | 0.0% |
| Gas [Member] · WPL [Member] | 6 | 6 | 0.0% |
| Gas [Member] · WPL [Member] | 12 | 11 | +9.1% |
| Gas [Member] · WPL [Member] | 6 | 5 | +20.0% |
| Gas [Member] · WPL [Member] | 24 | 22 | +9.1% |
| Other Utility [Member] | 12 | 12 | 0.0% |
| Other Utility [Member] · IPL [Member] | 9 | 9 | 0.0% |
| Other Utility [Member] · IPL [Member] | 3 | 2 | +50.0% |
| Other Utility [Member] · IPL [Member] | 12 | 11 | +9.1% |
| Other Utility [Member] · Other Customer | 3 | 3 | 0.0% |
| Other Utility [Member] · Steam [Member] | 9 | 9 | 0.0% |
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| Revenue | 1,210 | 1,081 | +11.9% |
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| IPL [Member] | 647 | 561 | +15.3% |
| WPL [Member] | 540 | 499 | +8.2% |
| Net Income (Q) | — | — | — |
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| Retained Earnings | 281 | 295 | -4.7% |
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| Net Income | 281 | 295 | -4.7% |
| Interest Expense (Q) | — | — | — |
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| All Other Segments | 31 | 28 | +10.7% |
| IPL [Member] | 54 | 44 | +22.7% |
| WPL [Member] | 43 | 42 | +2.4% |
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| Interest Expense | 128 | 114 | +12.3% |
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| Regulated Operation | 97 | 86 | +12.8% |
Balance Sheet
| Metric | Q3 2025 | Q3 2024 | YoY |
|---|---|---|---|
| Current Assets | |||
| Cash & Cash Equivalents (Q) | — | — | — |
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| Cash & Cash Equivalents | 503 | 827 | -39.2% |
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| IPL [Member] | 209 | 756 | -72.4% |
| WPL [Member] | 11 | 69 | -84.1% |
| Short-Term Investments (Q) | — | — | — |
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| Fair Value Inputs Level2 | 250 | — | — |
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| Short-Term Investments | 250 | — | — |
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| Carrying Reported Amount Fair Value Disclosure | 250 | — | — |
| Accounts Receivable (Q) | — | — | — |
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| Accounts Receivable | 485 | 463 | +4.8% |
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| IPL [Member] | 252 | 234 | +7.7% |
| WPL [Member] | 218 | 214 | +1.9% |
| Energy Related Inventory Other Fossil Fuel (Q) | — | — | — |
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| Energy Related Inventory Other Fossil Fuel | 37 | 60 | -38.3% |
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| IPL [Member] | 16 | 34 | -52.9% |
| WPL [Member] | 21 | 26 | -19.2% |
| Energy Related Inventory Gas Stored Underground (Q) | — | — | — |
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| Energy Related Inventory Gas Stored Underground | 55 | 60 | -8.3% |
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| IPL [Member] | 26 | 26 | 0.0% |
| WPL [Member] | 29 | 34 | -14.7% |
| Inventory Raw Materials And Supplies (Q) | — | — | — |
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| Inventory Raw Materials And Supplies | 189 | 200 | -5.5% |
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| IPL [Member] | 111 | 118 | -5.9% |
| WPL [Member] | 72 | 77 | -6.5% |
| Regulatory Assets Current (Q) | — | — | — |
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| Regulatory Assets Current | 132 | 214 | -38.3% |
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| IPL [Member] | 68 | 93 | -26.9% |
| WPL [Member] | 64 | 121 | -47.1% |
| Prepaid Taxes (Q) | — | — | — |
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| WPL [Member] | 38 | 37 | +2.7% |
| Other Assets Current (Q) | — | — | — |
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| Other Assets Current | 193 | 144 | +34.0% |
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| IPL [Member] | 58 | 71 | -18.3% |
| WPL [Member] | 53 | 30 | +76.7% |
| Total Current Assets (Q) | — | — | — |
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| Total Current Assets | 1,844 | 1,968 | -6.3% |
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| IPL [Member] | 740 | 1,332 | -44.4% |
| WPL [Member] | 506 | 608 | -16.8% |
| Non-Current Assets | |||
| Property, Plant & Equipment (Q) | — | — | — |
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| Property, Plant & Equipment | 19,813 | 17,936 | +10.5% |
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| IPL [Member] | 10,083 | 8,801 | +14.6% |
| WPL [Member] | 9,166 | 8,613 | +6.4% |
| Long Term Investments (Q) | — | — | — |
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| Long Term Investments | 689 | 633 | +8.8% |
| Regulatory Assets Noncurrent (Q) | — | — | — |
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| Regulatory Assets Noncurrent | 2,171 | 2,136 | +1.6% |
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| IPL [Member] | 1,564 | 1,475 | +6.0% |
| WPL [Member] | 607 | 661 | -8.2% |
| Other Non-Current Assets (Q) | — | — | — |
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| Other Non-Current Assets | 2,281 | 2,292 | -0.5% |
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| IPL [Member] | 1,610 | 1,547 | +4.1% |
| WPL [Member] | 659 | 717 | -8.1% |
| Total Assets (Q) | — | — | — |
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| All Other Segments | 1,863 | 1,211 | +53.8% |
| IPL [Member] | 12,433 | 11,680 | +6.4% |
| WPL [Member] | 10,331 | 9,938 | +4.0% |
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| Total Assets | 24,627 | 22,829 | +7.9% |
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| IPL [Member] | 12,433 | — | — |
| WPL [Member] | 10,331 | — | — |
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| Regulated Operation | 22,764 | 21,618 | +5.3% |
| Other Assets | |||
| Investments Business Line1 (Q) | — | — | — |
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| Investments Business Line1 | 459 | 407 | +12.8% |
| Other Long Term Investments (Q) | — | — | — |
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| Other Long Term Investments | 230 | 226 | +1.8% |
| Deferred Costs (Q) | — | — | — |
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| Deferred Costs | 110 | 156 | -29.5% |
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| IPL [Member] | 46 | 72 | -36.1% |
| WPL [Member] | 52 | 56 | -7.1% |
| Current Liabilities | |||
| Current Portion of Long-Term Debt (Q) | — | — | — |
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| Current Portion of Long-Term Debt | 1,074 | 1,104 | -2.7% |
| Commercial Paper (Q) | — | — | — |
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| Commercial Paper | 192 | 330 | -41.8% |
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| WPL [Member] | 192 | — | — |
| Accounts Payable (Q) | — | — | — |
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| Accounts Payable | 550 | 473 | +16.3% |
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| IPL [Member] | 289 | 240 | +20.4% |
| WPL [Member] | 189 | 168 | +12.5% |
| Accounts Payable Other Current (Q) | — | — | — |
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| IPL [Member] | 52 | — | — |
| Taxes Payable Current (Q) | — | — | — |
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| IPL [Member] | 74 | 61 | +21.3% |
| Interest Payable Current (Q) | — | — | — |
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| IPL [Member] | 49 | 45 | +8.9% |
| WPL [Member] | 41 | 41 | 0.0% |
| Regulatory Liability Current (Q) | — | — | — |
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| Regulatory Liability Current | 58 | 81 | -28.4% |
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| IPL [Member] | 39 | 34 | +14.7% |
| WPL [Member] | 19 | 47 | -59.6% |
| Other Liabilities Current (Q) | — | — | — |
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| Other Liabilities Current | 360 | 300 | +20.0% |
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| IPL [Member] | 78 | 93 | -16.1% |
| WPL [Member] | 86 | 95 | -9.5% |
| Total Current Liabilities (Q) | — | — | — |
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| Total Current Liabilities | 2,234 | 2,288 | -2.4% |
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| IPL [Member] | 581 | 1,273 | -54.4% |
| WPL [Member] | 527 | 351 | +50.1% |
| Non-Current Liabilities | |||
| Long-Term Debt (Q) | — | — | — |
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| Long-Term Debt | 10,655 | 9,245 | +15.3% |
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| IPL [Member] | 4,679 | 3,789 | +23.5% |
| WPL [Member] | 3,372 | 3,369 | +0.1% |
| Deferred Tax Liabilities (Q) | — | — | — |
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| Deferred Tax Liabilities | 2,187 | 2,164 | +1.1% |
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| IPL [Member] | 1,235 | 1,195 | +3.3% |
| WPL [Member] | 786 | 843 | -6.8% |
| Regulatory Liability Noncurrent (Q) | — | — | — |
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| Regulatory Liability Noncurrent | 1,076 | 991 | +8.6% |
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| IPL [Member] | 519 | 519 | 0.0% |
| WPL [Member] | 557 | 472 | +18.0% |
| Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent (Q) | — | — | — |
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| Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent | 197 | 234 | -15.8% |
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| IPL [Member] | 42 | 47 | -10.6% |
| WPL [Member] | 85 | 109 | -22.0% |
| Other Non-Current Liabilities (Q) | — | — | — |
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| Other Non-Current Liabilities | 971 | — | — |
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| IPL [Member] | 527 | — | — |
| WPL [Member] | 665 | — | — |
| Long-Term Debt (Q) | — | — | — |
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| 3.25% convertible senior notes, due 2028 [Member] · Convertible Debt | 569 | — | — |
| 3.875% convertible senior notes, due 2026 [Member] · Convertible Debt | 574 | 570 | +0.7% |
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| IPL [Member] · Carrying Reported Amount Fair Value Disclosure | 4,679 | 4,589 | +2.0% |
| WPL [Member] · Carrying Reported Amount Fair Value Disclosure | 3,372 | 3,369 | +0.1% |
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| Carrying Reported Amount Fair Value Disclosure | 11,729 | 10,349 | +13.3% |
| Other Liabilities | |||
| Deferred Credits And Other Liabilities (Q) | — | — | — |
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| Deferred Credits And Other Liabilities | 4,431 | 4,328 | +2.4% |
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| IPL [Member] | 2,323 | 2,198 | +5.7% |
| WPL [Member] | 2,093 | 2,143 | -2.3% |
| Stockholders' Equity | |||
| Common Stock (Q) | — | — | — |
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| Common Stock | 3 | 3 | 0.0% |
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| IPL [Member] | 33 | 33 | 0.0% |
| WPL [Member] | 66 | 66 | 0.0% |
| Additional Paid In Capital Common Stock (Q) | — | — | — |
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| Additional Paid In Capital Common Stock | 3,087 | 3,052 | +1.1% |
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| IPL [Member] | 3,497 | 3,212 | +8.9% |
| WPL [Member] | 2,613 | 2,533 | +3.2% |
| Retained Earnings (Q) | — | — | — |
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| Retained Earnings | 4,231 | 3,927 | +7.7% |
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| IPL [Member] | 1,320 | 1,175 | +12.3% |
| WPL [Member] | 1,660 | 1,476 | +12.5% |
| Common Stock Held In Trust (Q) | — | — | — |
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| Common Stock Held In Trust | -14 | -13 | -7.7% |
| Total Stockholders' Equity (Q) | — | — | — |
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| Additional Paid In Capital | 3,087 | 3,052 | +1.1% |
| Additional Paid In Capital · IPL [Member] | 3,497 | 3,212 | +8.9% |
| Additional Paid In Capital · WPL [Member] | 2,613 | 2,533 | +3.2% |
| Common Stock | 3 | 3 | 0.0% |
| Common Stock · IPL [Member] | 33 | 33 | 0.0% |
| Common Stock · WPL [Member] | 66 | 66 | 0.0% |
| Deferred Compensation Share Based Payments | -14 | -13 | -7.7% |
| Retained Earnings | 4,231 | 3,927 | +7.7% |
| Retained Earnings · IPL [Member] | 1,320 | 1,175 | +12.3% |
| Retained Earnings · WPL [Member] | 1,660 | 1,476 | +12.5% |
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| Total Stockholders' Equity | 7,307 | 6,968 | +4.9% |
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| IPL [Member] | 4,850 | 4,420 | +9.7% |
| WPL [Member] | 4,339 | 4,075 | +6.5% |
| Total Liabilities & Equity (Q) | — | — | — |
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| Total Liabilities & Equity | 24,627 | 22,829 | +7.9% |
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| IPL [Member] | 12,433 | 11,680 | +6.4% |
| WPL [Member] | 10,331 | 9,938 | +4.0% |
Cash Flow Statement
| Metric | YTD Q3 2025 | YTD Q3 2024 | YoY |
|---|---|---|---|
| Operating Activities | |||
| Net Income (YTD) | — | — | — |
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| Retained Earnings · IPL [Member] | 374 | 272 | +37.5% |
| Retained Earnings · WPL [Member] | 321 | 270 | +18.9% |
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| Net Income | 668 | 540 | +23.7% |
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| IPL [Member] | 374 | 272 | +37.5% |
| WPL [Member] | 321 | 270 | +18.9% |
| Deferred Income Taxes And Tax Credits (YTD) | — | — | — |
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| Deferred Income Taxes And Tax Credits | -125 | -103 | -21.4% |
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| IPL [Member] | -81 | -64 | -26.6% |
| WPL [Member] | -60 | -45 | -33.3% |
| Other Non-Cash Items (YTD) | — | — | — |
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| Other Non-Cash Items | 2 | -9 | +122.2% |
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| IPL [Member] | -16 | -1 | -1500.0% |
| WPL [Member] | -2 | -2 | 0.0% |
| Change in Accounts Receivable (YTD) | — | — | — |
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| Change in Accounts Receivable | -391 | -388 | -0.8% |
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| IPL [Member] | -392 | -392 | 0.0% |
| Increase Decrease In Other Regulatory Assets (YTD) | — | — | — |
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| IPL [Member] | -72 | -36 | -100.0% |
| WPL [Member] | 24 | 62 | -61.3% |
| Increase Decrease In Regulatory Liabilities (YTD) | — | — | — |
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| Increase Decrease In Regulatory Liabilities | 107 | -67 | +259.7% |
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| IPL [Member] | 11 | -65 | +116.9% |
| WPL [Member] | 96 | -1 | +9700.0% |
| Increase Decrease In Deferred Income Taxes (YTD) | — | — | — |
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| Increase Decrease In Deferred Income Taxes | 101 | 222 | -54.5% |
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| IPL [Member] | 134 | 166 | -19.3% |
| WPL [Member] | -38 | 60 | -163.3% |
| Increase Decrease In Other Operating Capital Net (YTD) | — | — | — |
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| Increase Decrease In Other Operating Capital Net | -93 | 87 | -206.9% |
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| IPL [Member] | -15 | -3 | -400.0% |
| WPL [Member] | -43 | 38 | -213.2% |
| Net Cash from Operations (YTD) | — | — | — |
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| Net Cash from Operations | 900 | 913 | -1.4% |
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| IPL [Member] | 289 | 231 | +25.1% |
| WPL [Member] | 573 | 651 | -12.0% |
| Investing Activities | |||
| Capital Expenditures (YTD) | — | — | — |
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| Capital Expenditures | -1,487 | -1,280 | -16.2% |
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| IPL [Member] | -976 | -702 | -39.0% |
| WPL [Member] | -511 | -578 | +11.6% |
| Payments To Acquire Other Productive Assets (YTD) | — | — | — |
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| Payments To Acquire Other Productive Assets | -161 | -154 | -4.5% |
| Proceeds From Collection Of Retained Interest In Securitized Receivables (YTD) | — | — | — |
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| Proceeds From Collection Of Retained Interest In Securitized Receivables | 332 | 399 | -16.8% |
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| IPL [Member] | 332 | 399 | -16.8% |
| Payments To Acquire Short Term Investments (YTD) | — | — | — |
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| Payments To Acquire Short Term Investments | -250 | — | — |
| Other Investing Activities (YTD) | — | — | — |
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| Other Investing Activities | -39 | -28 | -39.3% |
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| IPL [Member] | -16 | -29 | +44.8% |
| WPL [Member] | -19 | -9 | -111.1% |
| Net Cash from Investing (YTD) | — | — | — |
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| Net Cash from Investing | -1,605 | -940 | -70.7% |
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| IPL [Member] | -660 | -332 | -98.8% |
| WPL [Member] | -530 | -464 | -14.2% |
| Financing Activities | |||
| Payments Of Dividends Common Stock (YTD) | — | — | — |
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| Payments Of Dividends Common Stock | -391 | -369 | -6.0% |
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| IPL [Member] | -270 | -151 | -78.8% |
| WPL [Member] | -163 | -147 | -10.9% |
| Proceeds From Contributions From Parent (YTD) | — | — | — |
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| Additional Paid In Capital · IPL [Member] | 285 | 325 | -12.3% |
| Additional Paid In Capital · WPL [Member] | 80 | 55 | +45.5% |
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| IPL [Member] | 285 | 325 | -12.3% |
| WPL [Member] | 80 | 55 | +45.5% |
| Proceeds From Issuance Of Long Term Debt (YTD) | — | — | — |
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| Proceeds From Issuance Of Long Term Debt | 2,174 | 1,613 | +34.8% |
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| IPL [Member] | 888 | 643 | +38.1% |
| Repayments Of Long Term Debt (YTD) | — | — | — |
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| 3.4% senior debentures, due 2025 [Member] · IPL [Member] | -250 | — | — |
| 5.5% senior debentures, due 2025 [Member] · IPL [Member] | -50 | — | — |
| Term loan credit agreement through March 2025 [Member] · Alliant Energy Finance LLC [Member] | -300 | — | — |
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| Repayments Of Long Term Debt | -300 | -305 | +1.6% |
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| IPL [Member] | -300 | — | — |
| Proceeds From Repayments Of Short Term Debt (YTD) | — | — | — |
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| Proceeds From Repayments Of Short Term Debt | -366 | -145 | -152.4% |
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| IPL [Member] | -50 | — | — |
| WPL [Member] | 9 | -318 | +102.8% |
| Proceeds From Payments For Other Financing Activities (YTD) | — | — | — |
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| Proceeds From Payments For Other Financing Activities | 10 | -18 | +155.6% |
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| IPL [Member] | -2 | -13 | +84.6% |
| WPL [Member] | -9 | -12 | +25.0% |
| Net Cash from Financing (YTD) | — | — | — |
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| Net Cash from Financing | 1,127 | 794 | +41.9% |
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| IPL [Member] | 551 | 804 | -31.5% |
| WPL [Member] | -83 | -125 | +33.6% |
| Supplemental | |||
| Interest Paid (YTD) | — | — | — |
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| Interest Paid | -373 | -326 | -14.4% |
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| IPL [Member] | -153 | -122 | -25.4% |
| WPL [Member] | -136 | -123 | -10.6% |
| Income Taxes Paid (YTD) | — | — | — |
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| Income Taxes Paid | 108 | 158 | -31.6% |
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| IPL [Member] | 94 | 114 | -17.5% |
| WPL [Member] | -7 | 36 | -119.4% |
| Guarantee Obligations Liquidation Proceeds (YTD) | — | — | — |
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| IPL [Member] · Indemnification Guarantee | 90 | 89 | +1.1% |
| WPL [Member] · Indemnification Guarantee | 27 | 83 | -67.5% |
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| Indemnification Guarantee · Renewable Tax Credits Transferred [Member] | 117 | 172 | -32.0% |
| Unpaid Capital Expenditures (YTD) | — | — | — |
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| Unpaid Capital Expenditures | 246 | 194 | +26.8% |
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| IPL [Member] | 152 | 120 | +26.7% |
| WPL [Member] | 89 | 68 | +30.9% |
| Consideration Received For Beneficial Interest Obtained For Transferring Financial Asset (YTD) | — | — | — |
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| Consideration Received For Beneficial Interest Obtained For Transferring Financial Asset | 231 | 212 | +9.0% |
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| IPL [Member] | 231 | 212 | +9.0% |
| Other Cash Flow | |||
| Net Change in Cash (YTD) | — | — | — |
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| Net Change in Cash | 422 | 767 | -45.0% |
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| IPL [Member] | 180 | 703 | -74.4% |
| WPL [Member] | -40 | 62 | -164.5% |
| Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations (Q) | — | — | — |
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| Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations | 503 | 830 | -39.4% |
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| IPL [Member] | 209 | 756 | -72.4% |
| WPL [Member] | 11 | 69 | -84.1% |
Values in millions USD. Source: SEC EDGAR 10-Q filing.