Note 2 -Business Segments and Sales of Products (Tables)

3 Months Ended

Mar. 31, 2022

Notes Tables

Schedule of Segment Reporting Information, by Segment [Table Text Block]

	Three Months Ended March 31,
	2022			2021
Sales of products:
Greens Creek	$	86,090		$	98,409
Lucky Friday		38,040			29,122
Casa Berardi		62,101			72,911
Nevada Operations		268			10,237
Other		—			173
	$	186,499		$	210,852
Income (loss) from operations:
Greens Creek	$	34,586		$	44,600
Lucky Friday		8,771			6,323
Casa Berardi		(2,699	)		11,706
Nevada Operations		(12,231	)		(3,140	)
Other		(13,669	)		(18,460	)
	$	14,758		$	41,029

	March 31, 2022		December 31, 2021
Identifiable assets:
Greens Creek	$	578,565	$	589,944
Lucky Friday		526,971		516,545
Casa Berardi		710,374		701,868
Nevada Operations		467,092		468,985
Other		455,897		451,466
	$	2,738,899	$	2,728,808

Revenue from External Customers by Products and Services [Table Text Block]

	Three Months Ended March 31,
	2022			2021
Silver	$	66,332		$	77,760
Gold		77,168			101,408
Lead		19,564			15,893
Zinc		35,638			29,191
Less: Smelter and refining charges		(12,203	)		(13,400	)
Sales of products	$	186,499		$	210,852