Segment Reporting (Details) - USD ($) $ in Thousands		3 Months Ended				6 Months Ended
		Jun. 30, 2023	Mar. 31, 2023	Jun. 30, 2022	Mar. 31, 2022	Jun. 30, 2023	Jun. 30, 2022	Dec. 31, 2022
Financial information relating to reporting segments
Revenue		$ 177,235		$ 204,123		$ 364,533	$ 392,527
Amortization		19,595		27,965		42,303	54,398
Other operating expenses		19,837		18,465		42,810	40,149
Fair value adjustments, net, pretax		(3,922)		(62,810)		6,639	(52,205)
Interest expense, net of capitalized interest		(6,912)		(5,170)		(14,301)	(9,738)
Other, net	[1]	(9,919)		313		(10,880)	2,050
Income and mining tax (expense) benefit		(9,866)		(11,502)		(20,574)	(13,196)
Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent		(32,412)		(77,434)		(56,998)	(69,752)
Net income (loss)		(32,412)	$ (24,586)	(77,434)	$ 7,682	(56,998)	(69,752)
Assets, Net	[2]	1,832,712		1,624,009		1,832,712	1,624,009	$ 1,669,982
Capital expenditures		85,581		73,156		159,629	142,658
Gain on debt extinguishment		2,961		0		2,961	0
Palmarejo [Member]
Financial information relating to reporting segments
Amortization		8,017		9,737		16,736	19,123
Other operating expenses		2,233		752		3,759	1,673
Fair value adjustments, net, pretax		0		0		0	0
Interest expense, net of capitalized interest		178		(11)		300	(126)
Other, net	[1]	3,022		832		2,884	493
Income and mining tax (expense) benefit		(6,220)		(10,445)		(15,922)	(22,520)
Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent		11,253		15,102		23,019	30,504
Assets, Net	[2]	311,609		292,246		311,609	292,246
Capital expenditures		11,914		10,060		22,064	23,671
Gain on debt extinguishment		0		0		0	0
Rochester [Member]
Financial information relating to reporting segments
Amortization		3,649		4,961		8,867	9,671
Other operating expenses		2,048		1,830		4,073	3,661
Fair value adjustments, net, pretax		0		0		0	0
Interest expense, net of capitalized interest		(287)		(203)		(462)	(381)
Other, net	[1]	(399)		(43)		(492)	(91)
Income and mining tax (expense) benefit		137		1,000		376	965
Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent		(3,492)		(14,953)		(20,112)	(29,603)
Assets, Net	[2]	977,958		689,215		977,958	689,215
Capital expenditures		61,458		46,956		113,420	80,006
Gain on debt extinguishment		0		0		0	0
Kensington
Financial information relating to reporting segments
Amortization		4,801		9,369		10,645	17,991
Other operating expenses		984		308		1,968	923
Fair value adjustments, net, pretax		0		0		0	0
Interest expense, net of capitalized interest		(325)		(421)		(855)	(669)
Other, net	[1]	(56)		(25)		(127)	81
Income and mining tax (expense) benefit		0		127		0	127
Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent		(23,041)		(262)		(28,650)	(2,649)
Assets, Net	[2]	160,145		149,365		160,145	149,365
Capital expenditures		11,656		8,828		22,358	16,752
Gain on debt extinguishment		0		0		0	0
Wharf [Member]
Financial information relating to reporting segments
Amortization		1,805		2,248		3,214	4,309
Other operating expenses		1,029		527		2,043	1,039
Fair value adjustments, net, pretax		0		0		0	0
Interest expense, net of capitalized interest		(30)		(14)		(44)	(27)
Other, net	[1]	145		634		(331)	673
Income and mining tax (expense) benefit		(2,301)		(972)		(2,720)	(1,965)
Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent		17,956		9,914		21,973	20,175
Assets, Net	[2]	103,249		90,645		103,249	90,645
Capital expenditures		150		475		271	1,836
Gain on debt extinguishment		0		0		0	0
Silvertip [Member]
Financial information relating to reporting segments
Amortization		1,021		1,259		2,242	2,518
Other operating expenses		4,977		5,090		11,523	11,584
Fair value adjustments, net, pretax		0		0		0	0
Interest expense, net of capitalized interest		(18)		(50)		(40)	(118)
Other, net	[1]	(94)		(230)		(103)	(235)
Income and mining tax (expense) benefit		0		0		0	0
Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent		(4,482)		(6,367)		(13,777)	(14,193)
Assets, Net	[2]	217,831		239,348		217,831	239,348
Capital expenditures		138		5,703		807	17,562
Gain on debt extinguishment		0		0		0	0
Other Mining Properties [Member]
Financial information relating to reporting segments
Amortization		302		391		599	786
Other operating expenses		8,566		9,958		19,444	21,269
Fair value adjustments, net, pretax		(3,922)		(62,810)		6,639	(52,205)
Interest expense, net of capitalized interest		(6,430)		(4,471)		(13,200)	(8,417)
Other, net	[1]	(12,537)		(855)		(12,711)	1,129
Income and mining tax (expense) benefit		(1,482)		(1,212)		(2,308)	10,197
Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent		(30,606)		(80,868)		(39,451)	(73,986)
Assets, Net	[2]	61,920		163,190		61,920	163,190
Capital expenditures		265		1,134		709	2,831
Gain on debt extinguishment		2,961		0		2,961	0
Gold [Member]
Financial information relating to reporting segments
Revenue		121,355		146,625		248,456	276,076
Gold [Member] | Palmarejo [Member]
Financial information relating to reporting segments
Revenue		35,296		44,127		75,903	84,201
Gold [Member] | Rochester [Member]
Financial information relating to reporting segments
Revenue		12,638		15,199		28,685	26,251
Gold [Member] | Kensington
Financial information relating to reporting segments
Revenue		24,538		50,030		64,662	94,089
Gold [Member] | Wharf [Member]
Financial information relating to reporting segments
Revenue		48,883		37,269		79,206	71,535
Gold [Member] | Silvertip [Member]
Financial information relating to reporting segments
Revenue		0		0		0	0
Gold [Member] | Other Mining Properties [Member]
Financial information relating to reporting segments
Revenue		0		0		0	0
Product, Silver
Financial information relating to reporting segments
Revenue		55,880		57,498		116,077	116,451
Product, Silver | Palmarejo [Member]
Financial information relating to reporting segments
Revenue		37,432		41,837		79,132	84,836
Product, Silver | Rochester [Member]
Financial information relating to reporting segments
Revenue		16,463		15,304		34,316	30,621
Product, Silver | Kensington
Financial information relating to reporting segments
Revenue		63		233		137	478
Product, Silver | Wharf [Member]
Financial information relating to reporting segments
Revenue		1,922		124		2,492	516
Product, Silver | Silvertip [Member]
Financial information relating to reporting segments
Revenue		0		0		0	0
Product, Silver | Other Mining Properties [Member]
Financial information relating to reporting segments
Revenue		0		0		0	0
Product, Metal [Member]
Financial information relating to reporting segments
Revenue		177,235		204,123		364,533	392,527
Product, Metal [Member] | Palmarejo [Member]
Financial information relating to reporting segments
Revenue		72,728		85,964		155,035	169,037
Product, Metal [Member] | Rochester [Member]
Financial information relating to reporting segments
Revenue		29,101		30,503		63,001	56,872
Product, Metal [Member] | Kensington
Financial information relating to reporting segments
Revenue		24,601		50,263		64,799	94,567
Product, Metal [Member] | Wharf [Member]
Financial information relating to reporting segments
Revenue		50,805		37,393		81,698	72,051
Product, Metal [Member] | Silvertip [Member]
Financial information relating to reporting segments
Revenue		0		0		0	0
Product, Metal [Member] | Other Mining Properties [Member]
Financial information relating to reporting segments
Revenue		0		0		0	0
Product
Financial information relating to reporting segments
Costs applicable to sales	[3]	139,637		150,679		292,693	283,946
Product | Palmarejo [Member]
Financial information relating to reporting segments
Costs applicable to sales	[3]	46,591		49,063		95,856	92,288
Product | Rochester [Member]
Financial information relating to reporting segments
Costs applicable to sales	[3]	26,068		37,953		68,933	70,228
Product | Kensington
Financial information relating to reporting segments
Costs applicable to sales	[3]	39,149		39,311		76,531	76,221
Product | Wharf [Member]
Financial information relating to reporting segments
Costs applicable to sales	[3]	27,829		24,352		51,373	45,209
Product | Silvertip [Member]
Financial information relating to reporting segments
Costs applicable to sales	[3]	0		0		0	0
Product | Other Mining Properties [Member]
Financial information relating to reporting segments
Costs applicable to sales	[3]	0		0		0	0
Mineral, Exploration
Financial information relating to reporting segments
Costs applicable to sales		2,920		5,279		7,570	10,697
Mineral, Exploration | Palmarejo [Member]
Financial information relating to reporting segments
Costs applicable to sales		1,614		1,686		2,927	3,296
Mineral, Exploration | Rochester [Member]
Financial information relating to reporting segments
Costs applicable to sales		279		1,466		662	3,408
Mineral, Exploration | Kensington
Financial information relating to reporting segments
Costs applicable to sales		2,327		1,218		3,323	1,620
Mineral, Exploration | Wharf [Member]
Financial information relating to reporting segments
Costs applicable to sales		0		0		0	0
Mineral, Exploration | Silvertip [Member]
Financial information relating to reporting segments
Costs applicable to sales		(1,628)		(262)		(131)	(262)
Mineral, Exploration | Other Mining Properties [Member]
Financial information relating to reporting segments
Costs applicable to sales		$ 328		$ 1,171		$ 789	$ 2,635

[1] See Note 13 -- Additional Comprehensive Income (Loss) Detail for additional detail

[2] Segment assets include receivables, prepaids, inventories, property, plant and equipment, and mineral interests

[3] Excludes amortization.