Note 13 - Acquisitions (Tables)

9 Months Ended

Sep. 30, 2016

Notes Tables

Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block]

Consideration:
Cash	$	4,025
Hecla stock issued (8,309,006 shares at $5.79 per share)		48,109
Total consideration	$	52,134
Fair value of net assets acquired:
Assets:
Cash	$	94
Property, plants, equipment and mineral interests		68,476
Restricted cash		1,185
Other assets		329
Total assets		70,084
Liabilities:
Accounts payable and accrued liabilities		2,357
Deferred tax liability		14,469
Non-current reclamation liability		1,124
Total liabilities		17,950
Net assets	$	52,134

Business Acquisition, Pro Forma Information [Table Text Block]

	Three Months Ended September 30,					Nine Months Ended September 30,
(in thousands, except per share amounts)	2016		2015			2016		2015
Sales of products	$	179,393	$	104,941		$	481,712	$	328,230
Net income (loss)		26,322		(10,934	)		47,988		(27,799	)
Income (loss) applicable to common shareholders		26,184		(11,071	)		47,574		(28,213	)
Basic and diluted income (loss) per common share		0.07		(0.03	)		0.12		(0.07	)