Assets Held for Sale and Discontinued Operations (Tables)

9 Months Ended

Sep. 30, 2025

Assets Held for Sale and Discontinued Operations [Abstract]

Schedule of Loss from Discontinued Operations

The following table summarizes the major line items for all of our subsidiaries and assets noted above, that are included in Loss from discontinued operations, net of taxes in the interim Condensed Consolidated Statements of Operations:

	Three Months Ended						Nine Months Ended
	September 30,						September 30,
	2025			2024			2025			2024
	(in thousands)						(in thousands)
Sale of metals	$	—		$	128		$	—		$	1,440
Cost of metals sold		—			(583	)		—			(6,026	)
Exploration and other operating cost		(132	)		(287	)		(938	)		(1,108	)
Reclamation expense		(64	)		(59	)		(187	)		(212	)
Asset impairment expense		—			—			—			(411	)
Other operating income		—			2,122			10			3,270
Gain on sale of assets held for sale		—			—			600			—
Depreciation and amortization		—			(18	)		—			(229	)
Income (loss) from discontinued operations before income taxes		(196	)		1,303			(515	)		(3,276	)
Income taxes					—						—
Income (loss) from discontinued operations, net of taxes	$	(196	)	$	1,303		$	(515	)	$	(3,276	)

Schedule of Carrying Amounts of Major Classes of Assets and Liabilities of Discontinued Operations

The following table summarizes the carrying amounts of major classes of assets and liabilities of discontinued operations for each of the periods presented:

	September 30,		December 31,
	2025		2024
	(in thousands)
Assets
Property, plant and equipment, net(1)		667		667
Total assets held for sale	$	667	$	667
Liabilities
Deferred revenue(2)		2,972		1,820
Other current liabilities(3)		150		150
Total current liabilities held for sale		3,122		1,970
Asset retirement and reclamation liabilities(4)		3,467		3,281
Total liabilities held for sale	$	6,589	$	5,251

(1) Property, plant and equipment, net at September 30, 2025 and December 31, 2024 consisted of the remaining Velardeña Properties assets.

(2) Deferred revenue at September 30, 2025 and December 31, 2024 represents cash received for the sale of the Velardeña oxide plant.

(3) Other current liabilities at September 30, 2025 and December 31, 2024 consisted of the current portion of ARO.

(4) Asset retirement and reclamation liabilities at September 30, 2025 and December 31, 2024 relate to the Rodeo Property and Velardeña Properties.