Property, plant and equipment (Tables)

12 Months Ended

Dec. 31, 2022

Disclosure of detailed information about property, plant and equipment [abstract]

Disclosure of detailed information about property, plant and equipment [Table Text Block]

Dec. 31, 2022		Exploration and evaluation assets			Capital works in progress			Mining properties			Plant and equipment			Plant and equipment - ROU assets1			Total
Balance, Jan. 1, 2022	$	88,207		$	858,230		$	2,434,000		$	2,983,919		$	259,726		$	6,624,082
Additions		18,386			173,810			3,148			35,953			27,984			259,281
Capitalized stripping and development		-			-			89,262			-			-			89,262
Decommissioning and restoration		-			723			(12,583	)		(25,248	)		-			(37,108	)
Derecognition of assets - cost		-			-			(995,575	)		(422,524	)		(2,950	)		(1,421,049	)
Capitalized accretion and depreciation		-			1,607			-			(2	)		-			1,605
Transfers and other movements		(29,395	)		(154,554	)		3,825			231,444			(51,320	)		-
Disposals		(215	)		(1,091	)		-			(7,691	)		(28,434	)		(37,431	)
Impairment (Note 6h)		-			(94,956	)		-			-			-			(94,956	)
Effects of movements in exchange rates		(1,002	)		(4,918	)		(16,915	)		(53,234	)		(2,569	)		(78,638	)
Balance, Dec. 31, 2022		75,981			778,851			1,505,162			2,742,617			202,437			5,305,048
Accumulated depreciation
Balance, Jan. 1, 2022		-			-			1,284,369			1,445,122			153,625			2,883,116
Depreciation for the year		-			-			155,503			169,096			22,786			347,385
Derecognition of assets - accumulated depreciation		-			-			(995,575	)		(422,524	)		(2,950	)		(1,421,049	)
Transfers and other movements		-			-			5			25,055			(25,060	)		-
Disposals		-			-			-			(4,094	)		(19,516	)		(23,610	)
Effects of movement in exchange rates		-			-			(151	)		(31,446	)		(1,627	)		(33,224	)
Balance, Dec. 31, 2022		-			-			444,151			1,181,209			127,258			1,752,618
Net book value	$	75,981		$	778,851		$	1,061,011		$	1,561,408		$	75,179		$	3,552,430

Dec. 31, 2021		Exploration and evaluation assets		Capital works in progress			Mining properties			Plant and equipment			Plant and equipment- ROU assets1			Total
Balance, Jan. 1, 2021	$	79,059	$	957,162		$	2,217,461		$	2,793,719		$	214,303		$	6,261,704
Additions		9,084		268,090			1,731			17,735			49,695			346,335
Capitalized stripping and development		-		-			79,426			-			-			79,426
Decommissioning and restoration		-		(525	)		4,630			139,911			-			144,016
Transfers and other movements		-		(357,381	)		128,320			229,981			(920	)		-
Impairment (Note 6i)		-		-			(1,054	)		(192,419	)		-			(193,473	)
Disposals		-		(5,941	)		-			(10,803	)		(3,544	)		(20,288	)
Effects of movements in exchange rates		64		(3,175	)		3,486			5,795			192			6,362
Balance, Dec. 31, 2021		88,207		858,230			2,434,000			2,983,919			259,726			6,624,082
Accumulated depreciation
Balance, Jan. 1, 2021		-		-			1,126,274			1,271,581			132,194			2,530,049
Depreciation for the year		-		-			155,878			181,565			24,536			361,979
Disposals		-		-			-			(8,525	)		(3,158	)		(11,683	)
Effects of movement in exchange rates		-		-			2,217			501			53			2,771
Balance, Dec. 31, 2021		-		-			1,284,369			1,445,122			153,625			2,883,116
Net book value	$	88,207	$	858,230		$	1,149,631		$	1,538,797		$	106,101		$	3,740,966