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Note 13 - Acquisition of Klondex Mines Ltd. (Tables) | 9 Months Ended
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Sep. 30, 2019
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 |  |  | 9,830 |
Total consideration |  | $ | 413,923 |
Fair value of net assets acquired: |  |  |  |
Assets: |  |  |  |
Cash |  | $ | 12,874 |
Accounts receivable |  |  | 3,453 |
Inventory - supplies |  |  | 6,565 |
Inventory - finished goods, in-process material and stockpiled ore |  |  | 10,075 |
Other current assets |  |  | 2,583 |
Properties, plants, equipment and mineral interests |  |  | 510,015 |
Non-current investments |  |  | 1,596 |
Non-current restricted cash and investments |  |  | 9,504 |
Total assets |  |  | 556,665 |
Liabilities: |  |  |  |
Accounts payable and accrued liabilities |  |  | 17,799 |
Accrued payroll and related benefits |  |  | 8,245 |
Accrued taxes |  |  | 421 |
Lease liability |  |  | 2,080 |
Debt |  |  | 35,086 |
Asset retirement obligation |  |  | 19,571 |
Deferred tax liability |  |  | 59,540 |
Total liabilities |  |  | 142,742 |
Net assets |  | $ | 413,923 |
Property, Plant and Equipment [Table Text Block] |
Value beyond proven and probable reserves |  | $ | 382.2 |
Mineral properties and development |  |  | 57.7 |
Mills and tailings facilities |  |  | 46.4 |
Buildings and equipment |  |  | 33.0 |
Land |  |  | 2.9 |
Asset retirement obligation asset |  |  | 2.6 |
Total |  | $ | 524.8 |

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- Definition Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(13)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 + Details
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- Definition Tabular disclosure of the amounts recognized as of the acquisition date for each major class of assets acquired and liabilities assumed. May include but not limited to the following: (a) acquired receivables; (b) contingencies recognized at the acquisition date; and (c) the fair value of noncontrolling interests in the acquiree. + 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 -URI http://asc.fasb.org/extlink&oid=116869197&loc=d3e4845-128472 + Details
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