Deconsolidation of Osisko Development and discontinued operations (Tables)

12 Months Ended

Dec. 31, 2023

Disclosure Of Deconsolidation And Discontinued Operations [Abstract]

Disclosure of summarized balance sheet before inter company adjustments [Table Text Block]

	As at September 30, 2022
	$

Current assets	168,092
Current liabilities	(51,330	)
Current net assets	116,762

Non-current assets	902,768
Non-current liabilities	(105,757	)
Non-current net assets	797,011
Total net assets	913,773
Accumulated other comprehensive income	(515	)
Non-controlling interest	(443,295	)

Disclosure of results of operations presented as discontinued operations on the consolidated statements of loss [Table Text Block]

		2022
		$

Results from discontinued operations:
Net loss on deconsolidation		(140,910	)
Results of discontinued operations:
Revenues		44,820
Impairment of mining assets		(81,000	)
Other expenses, net		(89,895	)
	Net loss before income taxes	(126,075	)
Deferred income tax (expense) recovery(see below)		(1,490	)
Net loss		(127,565	)
Net loss from discontinued operations		(268,475	)

Net loss per share from discontinued operations
Basic and diluted		(1.50	)

Disclosure of preliminary purchase price allocation for Acquisition of Tintic by Osisko Development [Table Text Block]

Consideration paid	$

Issuance of 12,049,449 common shares of Osisko Development ⁽ⁱ⁾	109,656
Cash	63,881
Convertible instruments ⁽ⁱⁱ⁾	10,827
Fair value of deferred consideration of US$12.5 million ($15.9 million)	13,414
Fair value of other contingent payments, rights and obligations	1,695
	199,473

Net assets acquired	$

Current assets	2,705
Mining assets and plant and equipment	182,229
Exploration and evaluation	38,508
Other non-current assets	1,735
Current liabilities	(1,322	)
Non-current liabilities	(4,925	)
Deferred income tax liability	(19,457	)
	199,473

(i) Prior to the share consolidation.

(ii) Represent the convertible instruments amounting to US$8.5 million ($10.8 million) issued to the sellers prior to the closing of the Tintic Transaction, which were part of the acquisition price.

Disclosure of estimated useful life of property and equipment in discontinued operations [Table Text Block]

Exploration equipment and facilities 2-20 years

Mining plant and equipment (development) 3-20 years

Disclosure of detailed information about mining interests and plant and equipment [Table Text Block]

		Year ended December 31, 2022
		Mining interests		Mining plant and equipment		Total
		$		$		$

Net book value - January 1		543,953		83,712		627,665
	Acquisition of Tintic	169,175		13,054		182,229
	Additions	36,754		14,214		50,968
	Impairments	(81,000	)	-		(81,000	)
	Mining exploration tax credits	(6,275	)	-		(6,275	)
	Change in environmental rehabilitation assets	(3,797	)	-		(3,797	)
	Depreciation	(2,385	)	(9,489	)	(11,874	)
	Disposals and others	(275	)	(4,632	)	(4,907	)
	Currency translation adjustments	21,183		3,384		24,567
	Deconsolidation of Osisko Development	(677,333	)	(100,243	)	(777,576	)
Net book value - December 31		-		-		-

Disclosure of detailed information about mining plant and equipment movements by category of assets [Table Text Block]

		Year ended December 31, 2022
		Land and buildings		Machinery and equipment		Construction- in-progress		Total Mining plant and equipment
		$		$		$		$

Net book value - January 1		16,473		42,990		24,249		83,712
	Acquisition of Tintic	6,940		4,420		1,694		13,054
	Additions	1,418		9,574		3,222		14,214
	Depreciation	(1,399	)	(8,090	)	-		(9,489	)
	Transfers	(133	)	5,526		(5,393	)	-
	Disposals and others	(964	)	(3,668	)	-		(4,632	)
	Currency translation adjustments	550		2,060		774		3,384
	Deconsolidation of Osisko Development	(22,885	)	(52,812	)	(24,546	)	(100,243	)
Net book value - December 31		-		-		-		-

Disclosure of detailed information about exploration and evaluation assets [Table Text Block]

		Year ended December 31, 2022
		$
Net book value - January 1		3,635
	Acquisition of Tintic	38,508
	Additions	4,519
	Other adjustments	(417	)
	Currency translation adjustments	3,138
	Deconsolidation of Osisko Development	(49,383	)
Net book value - December 31		-

Disclosure of provisions and other liabilities [Table Text Block]

								Year ended December 31, 2022
		Environ- mental rehabili- tation ⁽ⁱ⁾		Lease liabilities		Deferred premium on flow-through shares		Derivative financial instru- ments ⁽ⁱⁱ⁾		Deferred consideration and contingent payments ⁽ⁱⁱⁱ⁾		Total
		$		$		$		$		$		$
Balance - January 1		53,237		9,866		914		-		-		64,017
	Acquisition of Tintic by Osisko Development	5,370		325		-		-		15,109		20,804
	New liabilities	261		108		-		39,841		-		40,210
	Revision of estimates	(4,299	)	(2,463	)	-		-		-		(6,762	)
	Change in fair value	-		-		-		(21,483	)	-		(21,483	)
	Accretion	2,185		-		-		-		333		2,518
	Settlements/payments of liabilities	(2,549	)	(6,306	)	-		-		-		(8,855	)
	Recognition of deferred premium on flow-through shares	-		-		(914	)	-		-		(914	)
	Currency translation Adjustments	1,193		12		-		1,333		1,149		3,687
	Deconsolidation of Osisko Development	(55,398	)	(1,542	)	-		(19,691	)	(16,591	)	(93,222	)
Balance - December 31		-		-		-		-		-		-

(i) The environmental rehabilitation provision represented the legal and contractual obligations associated with the eventual closure of Osisko Development's mining interests, plant and equipment and exploration and evaluation assets (mostly for the Cariboo property, Bonanza Ledge Phase 2 and San Antonio projects).

(ii) Represented the warrants accounted for as derivative liabilities issued by Osisko Development and exercisable in U.S. dollars .

(iii) Represented the deferred consideration and contingent payments payable by Osisko Development with regards to its acquisition of Tintic.