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leases (Tables)
6 Months Ended
Jun. 30, 2025
leases  
Schedule of income from subleasing right-of-use lease assets and lease payments

Three months

Six months

Periods ended June 30 (millions)

    

2025

    

2024

    

2025

    

2024

Income from subleasing right-of-use lease assets 

  

 

  

 

  

 

  

Co-location sublease revenue included in Operating revenues – service

$

12

$

5

$

16

$

9

Other sublease revenue included in Other income (Note 7)

$

2

$

2

$

3

$

3

Lease payments 1

$

218

$

193

$

451

$

413

1In 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.