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Note 6. Business Segments (Tables)

9 Months Ended

Sep. 30, 2011

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

	Three Months Ended September 30,						Nine Months Ended September 30,
	2011			2010			2011			2010
Net sales from operations to customers:
Greens Creek	$	77,031		$	88,843		$	260,650		$	212,326
Lucky Friday		43,512			27,004			114,117			72,027
	$	120,543		$	115,847		$	374,767		$	284,353
Income (loss) from operations:
Greens Creek	$	37,098		$	39,493		$	140,661		$	83,279
Lucky Friday		27,662			12,550			68,170			30,856
Other		(21,271	)		(10,542	)		(42,816	)		(32,388	)
	$	43,489		$	41,501		$	166,015		$	81,747

Identifiable Assets By Reportable Segment

	September 30, 2011		December 31, 2010
Identifiable assets:
Greens Creek	$	729,415	$	740,573
Lucky Friday		214,945		170,928
Other		571,360		470,992
	$	1,515,720	$	1,382,493

- Definition

Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss.

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