Note 16 - Acquisitions (Tables)

12 Months Ended

Dec. 31, 2018

Notes Tables

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

Consideration:
Cash payments	$	161,704
Hecla stock issued (75,276,176 shares at $3.22 per share)		242,389
Hecla warrants issued		10,155
Total consideration	$	414,248
Fair value of net assets acquired:
Assets:
Cash	$	12,874
Accounts receivable		3,453
Inventory - supplies		6,564
Inventory - finished goods, in-process material and stockpiled ore		10,302
Other current assets		2,583
Properties, plants, equipment and mineral interests		521,495
Non-current investments		1,596
Non-current restricted cash and investments		9,504
Total assets		568,371
Liabilities:
Accounts payable and accrued liabilities		17,270
Accrued payroll and related benefits		10,352
Accrued taxes		421
Lease liability		2,080
Debt		35,086
Asset retirement obligation		19,571
Deferred tax liability		69,343
Total liabilities		154,123
Net assets	$	414,248

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
Properties, plants, equipment and mineral interests		74,320
Restricted cash		1,185
Other assets		329
Total assets		75,928
Liabilities:
Accounts payable and accrued liabilities		2,357
Deferred tax liability		20,313
Non-current reclamation liability		1,124
Total liabilities		23,794
Net assets	$	52,134

Business Acquisition, Pro Forma Information [Table Text Block]

	(unaudited)
	Year Ended December 31,
(in thousands, except per share amounts)	2018			2017			2016
Sales	$	680,261		$	785,859		$	834,789
Net (loss) income		(19,574	)		(35,203	)		73,724
(Loss) income applicable to common shareholders		(20,126	)		(35,755	)		73,172
Basic and diluted (loss) income per common share		(0.04	)		(0.08	)		0.16

	(unaudited)
	Year Ended December 31,
(in thousands, except per share amounts)	2016
Sales of products	$	645,957
Net income (loss)		68,778
Income (loss) applicable to common shareholders		68,226
Basic and diluted income (loss) per common share		0.17