Supplemental Cash Flow Information

12 Months Ended

Dec. 31, 2024

Note 29. Supplemental Cash Flow Information

Changes in working capital and other during the period:


Years ended December 31,	2024			2023


Accounts receivable	$	-		$	(61	)
Unbilled revenue		(28	)		(6	)
Inventories		36			(21	)
Work-in-progress related to finance leases		(35	)		31
EI assets – finance leases receivable		52			13
Income taxes receivable		-			5
Prepayments		9			(5	)
Net assets held for sale		2			(2	)
Long-term receivables		-			21
Accounts payable and accrued liabilities and provisions1		(7	)		(21	)
Income taxes payable		23			1
Deferred revenue		74			24
Other current liabilities		(6	)		6
Foreign currency and other		(14	)		28


Net change in working capital and other	$	106		$	13

1 The change in accounts payable and accrued liabilities and provisions represents only the portion relating to operating activities.

Cash interest and cash taxes paid and received during the period:


Years ended December 31,	2024		2023


Interest paid – short- and long-term borrowings	$	87	$	106
Interest paid – lease liabilities		4		5


Total interest paid	$	91	$	111
Interest received		4		27

Taxes paid		45		41

Taxes received		-		1

Changes in liabilities arising from financing activities during the period:


Years ended December 31,	2024			2023


Long-term debt, opening balance	$	919		$	1,027
Net repayment of long-term debt		(233	)		(122	)
The effect of changes in foreign exchange rates		(1	)		(1	)
Amortization of deferred transaction costs		13			11
Accretion of Notes discount		12			8
Deferred transaction costs		(2	)		(4	)


Long-term debt, closing balance	$	708		$	919