Supplementary Cash Flow Information (Details) - CAD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
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| Change in working capital | ||||
| Accounts receivable and other current assets | $ 61 | $ 106 | $ 65 | $ 82 |
| Prepaid expenses | (30) | (25) | (39) | (20) |
| Inventories | (24) | (36) | (10) | (32) |
| Regulatory assets - current portion | (33) | 24 | (35) | 20 |
| Accounts payable and other current liabilities | (7) | (173) | 54 | (40) |
| Regulatory liabilities - current portion | 46 | (28) | 32 | (65) |
| Changes in working capital | 13 | (132) | 67 | (55) |
| Non-cash financing activity | ||||
| Common share dividends reinvested | $ 114 | $ 118 | 231 | 233 |
| Non-cash investing activities | ||||
| Accrued capital expenditures | 858 | 664 | ||
| Accrued contributions in aid of construction | $ 13 | $ 10 | ||
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- Definition Cash Flow, Noncash Financing Activities No definition available.
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- Definition Contributions In Aid Of Construction, Non-Cash No definition available.
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- References No definition available.
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- Definition Future cash outflow to pay for purchases of fixed assets that have occurred. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- References No definition available.
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- Definition Amount of increase (decrease) in obligations incurred but not paid, and operating obligations classified as other. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of increase (decrease) in receivables, and operating assets classified as other. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition The increase (decrease) during the reporting period in the aggregate value of all inventory held by the reporting entity, associated with underlying transactions that are classified as operating activities. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of increase (decrease) in asset and (increase) decrease in liability, used in operating activity in reconciling net income to reflect cash provided by (used in) operating activity when indirect cash flow method is applied. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The increase (decrease) during the reporting period in the value of other assets that are created when regulatory agencies permits public utilities to defer costs to the balance sheet. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The increase (decrease) during the reporting period in the amount of outstanding money paid in advance for goods or services that bring economic benefits for future periods. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The increase (decrease) during the reporting period in regulated liabilities. Regulated liabilities are created when regulatory agency permits an entity to defer revenues to the balance sheet. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The fair value of stock issued in noncash financing activities. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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