Interest expense

12 Months Ended

Dec. 31, 2023

Interest expense and foreign exchange

Interest expense

Interest expense


Years Ended December 31 (millions)												2023						2022						2021
Interest expense
Interest on long-term debt, excluding lease liabilities												$	104					$	25					$	27
Interest on lease liabilities												24						14						14
Amortization of financing fees and other												3						2						3
Interest accretion on provisions												13						—						—
												$	144					$	41					$	44