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v3.26.1

leases (Tables) | 6 Months Ended
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Jun. 30, 2026
leases |
Schedule of income from subleasing right-of-use lease assets and lease payments | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three months | ​ | Six months
Periods ended June 30 (millions) | ​ ​ ​ | 2026 | ​ ​ ​ | 2025 | ​ ​ ​ | 2026 | ​ ​ ​ | 2025
Income from subleasing right-of-use lease assets | ​ | ​ | ​ |  | ​ | ​ |  | ​ | ​ |  | ​ | ​
Co-location sublease revenue included in Operating revenues – service | ​ | $ | 6 | ​ | $ | 12 | ​ | $ | 12 | ​ | $ | 16
Other sublease revenue included in Other income (Note 7) | ​ | $ | 1 | ​ | $ | 2 | ​ | $ | 3 | ​ | $ | 3
Lease payments 1 | ​ | $ | 140 | ​ | $ | 218 | ​ | $ | 1,029 | ​ | $ | 451
​ ​
1 | In the Consolidated statements of cash flows, the principal component of lease payments is included in Cash provided (used) by financing activities (see Note 31(b)) and the interest component of lease payments is included in Interest paid.

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