Statements of Consolidated Income (Loss) - USD ($) shares in Millions, $ in Millions |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2026 |
Sep. 30, 2025 |
Sep. 30, 2026 |
Sep. 30, 2025 |
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| Operating Revenues | ||||
| Customer revenues | $ 1,299.1 | $ 1,240.2 | $ 4,910.9 | $ 4,636.2 |
| Other revenues | 50.3 | 32.9 | 144.0 | 103.1 |
| Total Operating Revenues | 1,349.4 | 1,273.1 | 5,054.9 | 4,739.3 |
| Loss on sale of assets | 1.0 | (0.6) | 1.0 | 0.2 |
| Operating Expenses | ||||
| Cost of energy | 207.3 | 193.6 | 1,070.1 | 1,102.9 |
| Operation and maintenance | 428.5 | 401.1 | 1,392.6 | 1,225.1 |
| Depreciation and amortization | 337.8 | 306.9 | 988.3 | 852.2 |
| Loss on impairment of assets | 0.0 | 0.0 | 0.0 | 0.7 |
| Other taxes | 34.5 | 74.6 | 215.3 | 238.4 |
| Operating Costs and Expenses | 1,009.1 | 975.6 | 3,667.3 | 3,419.5 |
| Operating Income | 340.3 | 297.5 | 1,387.6 | 1,319.8 |
| Other Income (Deductions) | ||||
| Interest expense, net | (210.5) | (179.8) | (601.3) | (451.7) |
| Other, net | 22.3 | 9.9 | 54.9 | 16.2 |
| Total Other Deductions, Net | (188.2) | (169.9) | (546.4) | (435.5) |
| Income before Income Taxes | 152.1 | 127.6 | 841.2 | 884.3 |
| Income Taxes | 13.1 | 20.6 | 109.1 | 150.1 |
| Net Income | 139.0 | 107.0 | 732.1 | 734.2 |
| Net income attributable to noncontrolling interest | 9.5 | 12.3 | 50.0 | 62.5 |
| Net Income Attributable to NiSource | 129.5 | 94.7 | 682.1 | 671.7 |
| Preferred dividends redemption premium reversal | 0.0 | 0.0 | 3.6 | 0.0 |
| Net Income Available to Common Shareholders | $ 129.5 | $ 94.7 | $ 685.7 | $ 671.7 |
| Earnings Per Share | ||||
| Basic Earnings Per Share | $ 0.27 | $ 0.20 | $ 1.43 | $ 1.42 |
| Diluted Earnings Per Share | $ 0.27 | $ 0.20 | $ 1.42 | $ 1.42 |
| Basic Average Common Shares Outstanding | 479.8 | 472.1 | 479.5 | 471.1 |
| Diluted Average Common Shares | 481.1 | 473.7 | 481.1 | 472.8 |
| Noncontrolling Interest | ||||
| Other Income (Deductions) | ||||
| Net income attributable to noncontrolling interest | $ 9.5 | $ 12.3 | $ 50.0 | $ 62.5 |
| X | ||||||||||
- Definition Impairment and gain loss on sale of assets net. No definition available.
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- Definition Preferred dividends redemption premium reversal No definition available.
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- Definition Cost of product sold and service rendered, excluding depreciation, depletion, and amortization. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References No definition available.
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- Definition The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of gain (loss) on sale or disposal of other assets. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- References No definition available.
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- Definition The portion of earnings or loss from continuing operations before income taxes that is attributable to domestic operations. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of interest expense classified as nonoperating. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of Net Income (Loss) attributable to noncontrolling interest. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities; of income (loss) available to common shareholders. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The aggregate amount of income or expense from ancillary business-related activities (that is to say, excluding major activities considered part of the normal operations of the business). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Generally recurring costs associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. Excludes Selling, General and Administrative Expense. No definition available.
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- References No definition available.
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- Definition The net result for the period of deducting operating expenses from operating revenues. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of income (expense) related to nonoperating activities, classified as other. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- References No definition available.
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- Definition The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The total amount of regulated operating revenues recognized during the period. No definition available.
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- Definition The amount of regulated other operating revenues recognized during the period. No definition available.
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- Definition Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition All taxes not related to income of the entity or excise or sales taxes levied on the revenue of the entity that are not reported elsewhere. These taxes could include production, real estate, personal property, and pump tax. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of operating expense for routine plant maintenance, repairs and operations of regulated operation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Details
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