Finance Income and Finance Expense (Tables)

12 Months Ended

Dec. 31, 2022

Analysis of income and expense [abstract]

Schedule of Finance Income and Finance Expense

(CAD$ in millions)	2022		2021
Finance income
Investment income	$	53	$	5
Total finance income	$	53	$	5
Finance expense
Debt interest	$	365	$	298
Interest on advances from SMM/SC	89		37
Interest on lease liabilities	15		15
Letters of credit and standby fees	34		44
Accretion on decommissioning and restoration provisions	138		146
Other	51		20
	692		560
Less capitalized borrowing costs (Note 16)	(489)		(370)
Total finance expense	$	203	$	190