Note 13 - Merger with Revett (Tables)

9 Months Ended

Sep. 30, 2015

Business Combinations [Abstract]

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

Consideration:
Cash	$	949
Hecla stock issued (6,252,646 shares at $3.06 per share)		19,133
Total consideration	$	20,082
Fair value of net assets acquired:
Assets:
Cash	$	140
Accounts receivable		137
Inventory - supplies		629
Deferred tax assets		7,137
Property, plants, equipment and mineral interests		19,052
Reclamation insurance		16,800
Other assets		280
Total assets		44,175
Liabilities:
Accounts payable and accrued liabilities		1,218
Notes payable		4,061
Non-current reclamation liability		18,814
Total liabilities		24,093
Net assets	$	20,082

Business Acquisition, Pro Forma Information [Table Text Block]

	Three Months Ended September 30,					Nine Months Ended September 30,
(in thousands, except per share amounts)	2015			2014		2015			2014
Sales of products	$	104,941		$	135,507	$	330,366		$	378,802
Net income (loss)		(9,875	)		1,626		(26,155	)		(3,601	)
Income (loss) applicable to common shareholders		(10,013	)		1,524		(26,569	)		(4,015	)
Basic and diluted income (loss) per common share		(0.03	)		0.00		(0.07	)		(0.01	)