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Note 14 - Acquisition of Klondex Mines Ltd. - Preliminary Purchase Price Allocation (Details) - Klondex Mines Ltd [Member] $ in Thousands | Jul. 20, 2018 USD ($)
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Payments to Acquire Businesses, Gross | $ 161,704
Business Combination, Consideration Transferred, Equity Interests Issued and Issuable | 242,389
Hecla warrants issued | 10,155
Total consideration | 414,248
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 | 502,285
Non-current investments | 1,596
Non-current restricted cash and investments | 9,504
Total assets | 549,161
Accounts payable and accrued liabilities | 17,270
Accrued payroll and related benefits | 10,352
Accrued taxes | 421
Lease liability | 2,080
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Long-term Debt | 35,086
Asset retirement obligation | 19,571
Deferred tax liability | 50,133
Total liabilities | 134,913
Net assets | $ 414,248

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- Definition The amount of inventory, in-process material and stockpiled ore recognized as of the acquisition date. + References No definition available. + Details
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- Definition Amount of capital lease obligation, assumed at the acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=84161108&loc=d3e4845-128472 + Details
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- Definition Amount due from customers or clients for goods or services, including trade receivables, that have been delivered or sold in the normal course of business, and amounts due from others, including related parties expected to be converted to cash, sold or exchanged within one year or the normal operating cycle, if longer, acquired at the acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=84161108&loc=d3e4845-128472 + Details
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- Definition Amount of deferred tax liability attributable to taxable temporary difference assumed at the acquisition date that are classified as noncurrent. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=84161108&loc=d3e4845-128472 + Details
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