Percentage decrease of stock owned by parent subsidiary's or equity investee.

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Amount of excess of issue price over par or stated value of stock and from other transaction involving stock or stockholder. Includes, but is not limited to, additional paid-in capital (APIC) for common and preferred stock.

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Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which is directly or indirectly attributable to that ownership interest in subsidiary equity which is not attributable to the parent (that is, noncontrolling interest, previously referred to as minority interest).

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

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Amount of Net Income (Loss) attributable to noncontrolling interest.

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The cash inflow associated with the amount received from entity's raising of capital via private rather than public placement.

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Percentage of subsidiary's or equity investee's stock owned by parent company after stock transaction.

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Percentage of subsidiary's or equity investee's stock owned by parent company before stock transaction.

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Number of new stock issued during the period.

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NON-CONTROLLING INTERESTS (Details) $ in Thousands, $ in Billions				3 Months Ended
	Mar. 15, 2023 USD ($) shares	Feb. 23, 2023 USD ($) shares	Feb. 23, 2023 ARS ($) shares	Mar. 31, 2023 USD ($)	Mar. 31, 2022 USD ($)	Dec. 31, 2022 USD ($)
Noncontrolling Interest
Non-controlling interests				$ 115,608		$ 33,465
Net loss attributed to non-controlling interests				6,666	$ (334)
Noncontrolling Interest
Noncontrolling Interest
Net loss attributed to non-controlling interests				$ 6,700	$ (300)
McEwen Copper
Noncontrolling Interest
Non-controlling interests	$ 72,100
Additional paid-in-capital	$ 113,300
Percentage of ownership by company before private placement	68.10%
Percentage decrease of stock owned by parent of subsidiary's or equity investee	16.20%
Percentage of ownership by company after private placement	51.90%
McEwen Copper \| Noncontrolling Interest
Noncontrolling Interest
Company's non-redeemable non-controlling interests (as a percent)				48.10%	18.60%
Stellantis Private Placement \| McEwen
Noncontrolling Interest
Sale of flow-through common stock (in shares) \| shares		2,850,000	2,850,000
Gross proceeds from private placement offering		$ 108,800	$ 20.9
Stellantis Secondary Transaction \| McEwen
Noncontrolling Interest
Sale of flow-through common stock (in shares) \| shares		1,250,000	1,250,000
Gross proceeds from private placement offering		$ 46,600	$ 9.1
Nuton LOI \| McEwen \| Nuton LLC
Noncontrolling Interest
Sale of flow-through common stock (in shares) \| shares	1,250,000
Gross proceeds from private placement offering	$ 23,400
Nuton Secondary LOI \| McEwen \| Nuton LLC
Noncontrolling Interest
Sale of flow-through common stock (in shares) \| shares	350,000
Gross proceeds from private placement offering	$ 6,600