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INCOME AND MINING TAXES - Effective Income Tax (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Income Tax Disclosure [Abstract]
Income before income and mining taxes	$ 240,835	$ 414,758	$ 201,791
Statutory tax rate	27.00%	27.00%	27.00%
Expected income and mining tax expense	$ 65,025	$ 111,985	$ 54,484
Increase (decrease) attributable to:
Non-taxable items	(11,358)	(4,379)	(22,236)
Foreign exchange and inflation	(20,531)	(124,946)	(676)
Differences in foreign and future tax rates	(13,248)	738	(10,641)
Investment incentive tax credits	(10,126)	(14,082)	1,983
Mining taxes and overseas withholding tax	38,251	17,528	17,006
Impact of gain on acquisition of Kartaltepe	(18,826)	0	0
Change in estimates in respect of prior years	(3,630)	(2,046)	(1,616)
Changes in recognition of deferred tax assets	2,602	1,086	3,550
Other	1,909	0	1,349
Total income tax provision (benefit)	$ 30,068	$ (14,116)	$ 43,203

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