Supplemental Financial Information (Tables)

12 Months Ended

Dec. 31, 2024

Supplemental Financial Information [Abstract]

Summary of other (expense) income for continuing operations

(in thousands)	2024		2023
Gains (losses) on:
Foreign exchange	$	2,278	$	321
Disposal of property, plant and equipment		162		1,299
Fair value changes:
Investments-equity instruments (note 5)		(4,934)		(9)
Investments-uranium (note 5)		(32,129)		134,180
Investments-convertible debentures (note 5)		(2,565)		565
Reclamation obligation adjustments (note 11)		1,823		(3,229)
Gain on recognition of proceeds–UI Repayment Agreement		5,256		4,097
Uranium investment carrying charges		(919)		(409)
Other		(221)		(343)
Other (expense) income – continuing operations	$	(31,249)	$	136,472

Summary of finance income (expense) for continuing operations

(in thousands)	2024		2023
Interest income	$	7,719	$	4,189
Interest expense		(5)		(4)
Accretion expense
Deferred revenue (note 10)		(3,058)		(3,518)
Reclamation obligations (note 11)		(1,895)		(1,681)
Other		(103)		(48)
Finance income (expense)	$	2,658	$	(1,062)

Summary of lease related amounts recognized in the statement of income (loss)

(in thousands)	2024		2023
Accretion expense on lease liabilities	$	(82)	$	(27)
Expenses relating to short-term leases		(6,189)		(5,753)
Expenses relating to non-short term low-value leases		(3)		—
Lease related expense-gross	$	(6,274)	$	(5,780)

Summary of change in non-cash operating working capital items in the consolidated statements of cash flows

(in thousands)	2024		2023
Change in non-cash working capital items:
Trade and other receivables	$	(823)	$	2,230
Inventories		(165)		(866)
Prepaid expenses and other assets		(524)		(253)
Accounts payable and accrued liabilities		9,181		759
Change in non-cash working capital items	$	7,669	$	1,870