Income taxes (Tables)

12 Months Ended

Dec. 31, 2025

Income Taxes [Abstract]

Disclosure for components of income tax expense (recovery) [Table Text Block]

		Year ended			Year ended
		December 31,			December 31,
		2025			2024

Current income tax expense	$	4,935		$	1,712
Deferred income tax recovery		(312	)		(1,033	)
Income tax expense	$	4,623		$	679

Disclosure of effective rate of income tax [Table Text Block]

		Year ended			Year ended
		December 31,			December 31,
		2025			2024

Loss before income taxes	$	(82,823	)	$	(48,325	)
Statutory rate		26.5%			26.5%
Tax recovery at statutory rate		(21,948	)		(12,806	)
Mexican mining royalty		1,655			84
Impact of foreign tax rates		185			(31	)
Non-deductible expenses		4,931			3,544
Losses not recognized		19,800			9,888
Income tax expense (recovery)	$	4,623		$	679

Disclosure of net deferred tax liability [Table Text Block]

		December 31,			December 31,
		2025			2024

Property, plant and equipment	$	130		$	130
Other		400			313
Total deferred tax liabilities		530			443
Provisions and reserves		(517	)		(395	)
Net deferred tax liabilities	$	13		$	48

Disclosure of deferred income taxes not recognized in deductible temporary differences [Table Text Block]

		December 31,			December 31,
		2025			2024

Property, plant and equipment	$	14,910		$	24,680
Mexican tax losses (expiring in 2026 - 2035)		46,540			32,000
Canadian tax losses (expiring in 2034 - 2045)		67,150			44,900
U.S. tax losses (no expiry)		13,100			32,150
Provisions and other		53,157			91,012
Deferred Mexican mining royalty		13			48
	$	194,870		$	224,790