XML 41 R21.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Note 2 - Revision of Previously Issued Financial Statements (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2018
Notes Tables |
Schedule of Error Corrections and Prior Period Adjustments [Table Text Block] |
|  | Three Months Ended September 30, 2017 |
(in thousands, except per share amounts) |  | As Previously Reported |  |  | Adjustment |  |  | As Revised |
Condensed Consolidated Statements of Operations and Comprehensive (Loss) Income (Unaudited) |  |  |  |  |  |  |  |  |  |  |  |
Depreciation, depletion and amortization |  | $ | 28,844 |  |  | $ | 674 |  |  | $ | 29,518 |
Total cost of sales |  |  | 97,202 |  |  |  | 674 |  |  |  | 97,876 |
Gross profit |  |  | 43,637 |  |  |  | (674 | ) |  |  | 42,963 |
Income (loss) from operations |  |  | 20,942 |  |  |  | (674 | ) |  |  | 20,268 |
Foreign exchange (loss) gain |  |  | (4,764 | ) |  |  | (153 | ) |  |  | (4,917 | )
Total other (expense) income |  |  | (24,931 | ) |  |  | (153 | ) |  |  | (25,084 | )
(Loss) income before income taxes |  |  | (3,989 | ) |  |  | (827 | ) |  |  | (4,816 | )
Income tax benefit (provision) |  |  | 5,401 |  |  |  | (271 | ) |  |  | 5,130 |
Net income |  | $ | 1,412 |  |  | $ | (1,098 | ) |  | $ | 314 |
Income applicable to common shareholders |  | $ | 1,274 |  |  | $ | (1,098 | ) |  | $ | 176 |
Comprehensive income |  |  | 9,048 |  |  |  | (1,098 | ) |  |  | 7,950 |
Basic income per common share after preferred dividends |  | $ | — |  |  | $ | — |  |  | $ | — |
Diluted income per common share after preferred dividends |  | $ | — |  |  | $ | — |  |  | $ | — |
|  | Nine Months Ended September 30, 2017 |
(in thousands, except per share amounts) |  | As Previously Reported |  |  | Adjustment |  |  | As Revised |
Condensed Consolidated Statements of Operations and Comprehensive (Loss) Income (Unaudited) |  |  |  |  |  |  |  |  |  |  |  |
Depreciation, depletion and amortization |  | $ | 83,365 |  |  | $ | 3,621 |  |  | $ | 86,986 |
Total cost of sales |  |  | 307,902 |  |  |  | 3,621 |  |  |  | 311,523 |
Gross profit |  |  | 109,760 |  |  |  | (3,621 | ) |  |  | 106,139 |
Income (loss) from operations |  |  | 40,788 |  |  |  | (3,621 | ) |  |  | 37,167 |
Foreign exchange (loss) gain |  |  | (10,909 | ) |  |  | 651 |  |  |  | (10,258 | )
Total other (expense) income |  |  | (54,935 | ) |  |  | 651 |  |  |  | (54,284 | )
(Loss) income before income taxes |  |  | (14,147 | ) |  |  | (2,970 | ) |  |  | (17,117 | )
Income tax benefit (provision) |  |  | 18,377 |  |  |  | (813 | ) |  |  | 17,564 |
Net income |  | $ | 4,230 |  |  | $ | (3,783 | ) |  | $ | 447 |
Income applicable to common shareholders |  | $ | 3,816 |  |  | $ | (3,783 | ) |  | $ | 33 |
Comprehensive income |  |  | 17,948 |  |  |  | (3,783 | ) |  |  | 14,165 |
Basic income per common share after preferred dividends |  | $ | 0.01 |  |  | $ | (0.01 | ) |  | $ | — |
Diluted income per common share after preferred dividends |  | $ | 0.01 |  |  | $ | (0.01 | ) |  | $ | — |
Condensed Consolidated Statements of Cash Flows (Unaudited) |  |  |  |  |  |  |  |  |  |  |  |
Net income |  | $ | 4,230 |  |  | $ | (3,783 | ) |  | $ | 447 |
Depreciation, depletion and amortization |  |  | 87,634 |  |  |  | 3,621 |  |  |  | 91,255 |
Foreign exchange loss (gain) |  |  | 11,171 |  |  |  | (651 | ) |  |  | 10,520 |
Deferred income taxes |  |  | (24,280 | ) |  |  | 813 |  |  |  | (23,467 | )
Cash provided by operating activities |  | $ | 74,115 |  |  | $ | — |  |  | $ | 74,115 |
|  | As of and for the Year Ended December 31, 2017 |
(in thousands) |  | As Previously Reported |  |  | Adjustment |  |  | As Revised |
Condensed Consolidated Balance Sheet |  |  |  |  |  |  |  |  |  |  |  |
Inventories: Concentrate, doré, and stockpiled ore |  | $ | 28,455 |  |  | $ | 911 |  |  | $ | 29,366 |
Total current assets |  |  | 320,325 |  |  |  | 911 |  |  |  | 321,236 |
Properties, plants, equipment and mineral interests, net |  |  | 2,020,021 |  |  |  | (20,710 | ) |  |  | 1,999,311 |
Total assets |  |  | 2,364,957 |  |  |  | (19,799 | ) |  |  | 2,345,158 |
Deferred tax liability |  |  | 121,546 |  |  |  | 2,806 |  |  |  | 124,352 |
Total liabilities |  |  | 881,075 |  |  |  | 2,806 |  |  |  | 883,881 |
Accumulated deficit |  |  | (195,484 | ) |  |  | (22,605 | ) |  |  | (218,089 | )
Total shareholders' equity |  |  | 1,483,882 |  |  |  | (22,605 | ) |  |  | 1,461,277 |
Total liabilities and shareholders' equity |  |  | 2,364,957 |  |  |  | (19,799 | ) |  |  | 2,345,158 |
Consolidated Statements of Operation and Comprehensive (Loss) Income |  |  |  |  |  |  |  |  |  |  |  |
Depreciation, depletion and amortization |  | $ | 116,062 |  |  | $ | 4,537 |  |  | $ | 120,599 |
Total cost of sales |  |  | 420,789 |  |  |  | 4,537 |  |  |  | 425,326 |
Gross profit |  |  | 156,986 |  |  |  | (4,537 | ) |  |  | 152,449 |
Income (loss) from operations |  |  | 64,643 |  |  |  | (4,537 | ) |  |  | 60,106 |
Foreign exchange (loss) gain |  |  | (10,300 | ) |  |  | 620 |  |  |  | (9,680 | )
Total other (expense) income |  |  | (68,283 | ) |  |  | 620 |  |  |  | (67,663 | )
(Loss) income before income taxes |  |  | (3,640 | ) |  |  | (3,917 | ) |  |  | (7,557 | )
Income tax (provision) benefit |  |  | (19,879 | ) |  |  | (1,084 | ) |  |  | (20,963 | )
Net (loss) income |  | $ | (23,519 | ) |  | $ | (5,001 | ) |  | $ | (28,520 | )
(Loss) income applicable to common shareholders |  | $ | (24,071 | ) |  | $ | (5,001 | ) |  | $ | (29,072 | )
Comprehensive income (loss) |  |  | (12,290 | ) |  |  | (5,001 | ) |  |  | (17,291 | )
Basic (loss) income per common share after preferred dividends |  | $ | (0.06 | ) |  | $ | (0.01 | ) |  | $ | (0.07 | )
Diluted (loss) income per common share after preferred dividends |  | $ | (0.06 | ) |  | $ | (0.01 | ) |  | $ | (0.07 | )
Condensed Consolidated Statements of Cash Flows |  |  |  |  |  |  |  |  |  |  |  |
Net (loss) income |  | $ | (23,519 | ) |  | $ | (5,001 | ) |  | $ | (28,520 | )
Depreciation, depletion and amortization |  |  | 121,930 |  |  |  | 4,537 |  |  |  | 126,467 |
Foreign exchange loss (gain) |  |  | 10,828 |  |  |  | (620 | ) |  |  | 10,208 |
Deferred income taxes |  |  | 18,308 |  |  |  | 1,084 |  |  |  | 19,392 |
Cash provided by operating activities |  | $ | 115,878 |  |  | $ | — |  |  | $ | 115,878 |
|  | Three Months Ended March 31, 2017 |
(in thousands) |  | As Previously Reported |  |  | Adjustment |  |  | As Revised |
Condensed Consolidated Statements of Operation and Comprehensive Income (Loss) (Unaudited) |  |  |  |  |  |  |  |  |  |  |  |
Depreciation, depletion and amortization |  | $ | 28,952 |  |  | $ | 1,483 |  |  | $ | 30,435 |
Total cost of sales |  |  | 107,628 |  |  |  | 1,483 |  |  |  | 109,111 |
Gross profit |  |  | 34,916 |  |  |  | (1,483 | ) |  |  | 33,433 |
Income from operations |  |  | 15,871 |  |  |  | (1,483 | ) |  |  | 14,388 |
Foreign exchange gain (loss) |  |  | (2,262 | ) |  |  | 2 |  |  |  | (2,260 | )
Total other expense |  |  | (18,108 | ) |  |  | 2 |  |  |  | (18,106 | )
Income (loss) before income taxes |  |  | (2,237 | ) |  |  | (1,481 | ) |  |  | (3,718 | )
Income tax (provision) benefit |  |  | 29,071 |  |  |  | (271 | ) |  |  | 28,800 |
Net income |  | $ | 26,834 |  |  | $ | (1,752 | ) |  | $ | 25,082 |
Income applicable to common shareholders |  | $ | 26,696 |  |  | $ | (1,752 | ) |  | $ | 24,944 |
Comprehensive income |  |  | 30,038 |  |  |  | (1,752 | ) |  |  | 28,286 |
Basic income per common share after preferred dividends |  | $ | 0.07 |  |  | $ | — |  |  | $ | 0.07 |
Diluted income per common share after preferred dividends |  | $ | 0.07 |  |  | $ | — |  |  | $ | 0.07 |
Condensed Consolidated Statements of Cash Flows (Unaudited) |  |  |  |  |  |  |  |  |  |  |  |
Net income |  | $ | 26,834 |  |  | $ | (1,752 | ) |  | $ | 25,082 |
Depreciation, depletion and amortization |  |  | 29,590 |  |  |  | 1,483 |  |  |  | 31,073 |
Foreign exchange (gain) loss |  |  | 506 |  |  |  | (2 | ) |  |  | 504 |
Deferred income taxes |  |  | (21,234 | ) |  |  | 271 |  |  |  | (20,963 | )
Cash provided by operating activities |  | $ | 38,285 |  |  | $ | — |  |  | $ | 38,285 |
|  | Three Months Ended June 30, 2017 |
(in thousands) |  | As Previously Reported |  |  | Adjustment |  |  | As Revised |
Condensed Consolidated Statements of Operation and Comprehensive Income (Loss) (Unaudited) |  |  |  |  |  |  |  |  |  |  |  |
Depreciation, depletion and amortization |  | $ | 25,569 |  |  | $ | 1,464 |  |  | $ | 27,033 |
Total cost of sales |  |  | 103,072 |  |  |  | 1,464 |  |  |  | 104,536 |
Gross profit |  |  | 31,207 |  |  |  | (1,464 | ) |  |  | 29,743 |
Income from operations |  |  | 3,975 |  |  |  | (1,464 | ) |  |  | 2,511 |
Foreign exchange gain (loss) |  |  | (3,883 | ) |  |  | 803 |  |  |  | (3,080 | )
Total other income (expense) |  |  | (11,896 | ) |  |  | 803 |  |  |  | (11,093 | )
Income (loss) before income taxes |  |  | (7,921 | ) |  |  | (661 | ) |  |  | (8,582 | )
Income tax (provision) benefit |  |  | (16,095 | ) |  |  | (271 | ) |  |  | (16,366 | )
Net income (loss) |  | $ | (24,016 | ) |  | $ | (932 | ) |  | $ | (24,948 | )
Income (loss) applicable to common shareholders |  | $ | (24,154 | ) |  | $ | (932 | ) |  | $ | (25,086 | )
Comprehensive income (loss) |  |  | (21,138 | ) |  |  | (932 | ) |  |  | (22,070 | )
Basic income (loss) per common share after preferred dividends |  | $ | (0.06 | ) |  | $ | — |  |  | $ | (0.06 | )
Diluted income (loss) per common share after preferred dividends |  | $ | (0.06 | ) |  | $ | — |  |  | $ | (0.06 | )
|  | Six Months Ended June 30, 2017 |
(in thousands) |  | As Previously Reported |  |  | Adjustment |  |  | As Revised |
Condensed Consolidated Statements of Operation and Comprehensive Income (Loss) (Unaudited) |  |  |  |  |  |  |  |  |  |  |  |
Depreciation, depletion and amortization |  | $ | 54,521 |  |  | $ | 2,947 |  |  | $ | 57,468 |
Total cost of sales |  |  | 210,700 |  |  |  | 2,947 |  |  |  | 213,647 |
Gross profit |  |  | 66,123 |  |  |  | (2,947 | ) |  |  | 63,176 |
Income from operations |  |  | 19,846 |  |  |  | (2,947 | ) |  |  | 16,899 |
Foreign exchange gain (loss) |  |  | (6,145 | ) |  |  | 805 |  |  |  | (5,340 | )
Total other income (expense) |  |  | (30,004 | ) |  |  | 805 |  |  |  | (29,199 | )
Income (loss) before income taxes |  |  | (10,158 | ) |  |  | (2,142 | ) |  |  | (12,300 | )
Income tax (provision) benefit |  |  | 12,976 |  |  |  | (542 | ) |  |  | 12,434 |
Net income (loss) |  | $ | 2,818 |  |  | $ | (2,684 | ) |  | $ | 134 |
Income (loss) applicable to common shareholders |  | $ | 2,542 |  |  | $ | (2,684 | ) |  | $ | (142 | )
Comprehensive income (loss) |  |  | 8,900 |  |  |  | (2,684 | ) |  |  | 6,216 |
Basic income (loss) per common share after preferred dividends |  | $ | 0.01 |  |  | $ | (0.01 | ) |  | $ | — |
Diluted income (loss) per common share after preferred dividends |  | $ | 0.01 |  |  | $ | (0.01 | ) |  | $ | — |
Condensed Consolidated Statements of Cash Flows (Unaudited) |  |  |  |  |  |  |  |  |  |  |  |
Net income |  | $ | 2,818 |  |  | $ | (2,684 | ) |  | $ | 134 |
Depreciation, depletion and amortization |  |  | 56,908 |  |  |  | 2,947 |  |  |  | 59,855 |
Foreign exchange (gain) loss |  |  | 5,201 |  |  |  | (805 | ) |  |  | 4,396 |
Deferred income taxes |  |  | (22,113 | ) |  |  | 542 |  |  |  | (21,571 | )
Cash provided by operating activities |  | $ | 45,821 |  |  | $ | — |  |  | $ | 45,821 |
|  | For the Year Ended December 31, 2016 |
(in thousands) |  | As Previously Reported |  |  | Adjustment |  |  | As Revised |
Consolidated Statements of Operation and Comprehensive (Loss) Income |  |  |  |  |  |  |  |  |  |  |  |
Depreciation, depletion and amortization |  | $ | 116,126 |  |  | $ | 7,505 |  |  | $ | 123,631 |
Total cost of sales |  |  | 454,451 |  |  |  | 7,505 |  |  |  | 461,956 |
Gross profit |  |  | 191,506 |  |  |  | (7,505 | ) |  |  | 184,001 |
Income (loss) from operations |  |  | 116,944 |  |  |  | (7,505 | ) |  |  | 109,439 |
Foreign exchange (loss) gain |  |  | (2,926 | ) |  |  | 189 |  |  |  | (2,737 | )
Total other (expense) income |  |  | (19,969 | ) |  |  | 189 |  |  |  | (19,780 | )
(Loss) income before income taxes |  |  | 96,975 |  |  |  | (7,316 | ) |  |  | 89,659 |
Income tax (provision) benefit |  |  | (27,428 | ) |  |  | (662 | ) |  |  | (28,090 | )
Net (loss) income |  | $ | 69,547 |  |  | $ | (7,978 | ) |  | $ | 61,569 |
(Loss) income applicable to common shareholders |  | $ | 68,995 |  |  | $ | (7,978 | ) |  | $ | 61,017 |
Comprehensive income (loss) |  |  | 67,576 |  |  |  | (7,978 | ) |  |  | 59,598 |
Basic (loss) income per common share after preferred dividends |  | $ | 0.18 |  |  | $ | (0.02 | ) |  | $ | 0.16 |
Diluted (loss) income per common share after preferred dividends |  | $ | 0.18 |  |  | $ | (0.02 | ) |  | $ | 0.16 |
Condensed Consolidated Statements of Cash Flows |  |  |  |  |  |  |  |  |  |  |  |
Net (loss) income |  | $ | 69,547 |  |  | $ | (7,978 | ) |  | $ | 61,569 |
Depreciation, depletion and amortization |  |  | 117,413 |  |  |  | 7,505 |  |  |  | 124,918 |
Foreign exchange loss (gain) |  |  | 4,649 |  |  |  | (189 | ) |  |  | 4,460 |
Deferred income taxes |  |  | 2,112 |  |  |  | 662 |  |  |  | 2,774 |
Cash provided by operating activities |  | $ | 225,328 |  |  | $ | — |  |  | $ | 225,328 |
Overstatement of Accumulated Depreciation, Depletion and Amortization [Member] |
Notes Tables |
Schedule of Error Corrections and Prior Period Adjustments [Table Text Block] |
Condensed Consolidated Balance Sheet (Unaudited) |  | (in millions) |
Debit - Accumulated DDA (recorded within properties, plants, equipment and mineral interests, net) |  | $ | 14.2 |
Credit - Deferred tax liability |  |  | (3.8 | )
Credit - Accumulated deficit |  |  | (7.7 | )
Condensed Consolidated Statements of Operations and Comprehensive (Loss) Income (Unaudited) |  |  |  |
Credit - DDA expense |  |  | (3.7 | )
Debit - Income tax provision (benefit) |  |  | 1.0 |
Net decrease to net loss for the nine months ended September 30, 2018 |  |  | 2.7 |
Understatement of Accumulated Depreciation, Depletion and Amortization [Member] |
Notes Tables |
Schedule of Error Corrections and Prior Period Adjustments [Table Text Block] |
Condensed Consolidated Balance Sheet (Unaudited) |  | (in millions) |
Credit - Accumulated DDA (recorded within properties, plants, equipment and mineral interests, net) |  | $ | (36.2 | )
Debit - Inventories: concentrates, doré, and stockpiled ore |  |  | 1.1 |
Debit - Accumulated deficit |  |  | 30.3 |
Condensed Consolidated Statements of Operations and Comprehensive (Loss) Income (Unaudited) |  |  |  |
Debit - DDA expense |  |  | 5.0 |
Credit - Net foreign exchange gain (loss) |  |  | (0.2 | )
Net increase to net loss for the nine months ended September 30, 2018 |  |  | (4.8 | )

X
- Definition Tabular disclosure of prior period adjustments to previously issued financial statements including (1) the effect of the correction on each financial statement line item and any per-share amounts affected for each prior period presented (2) the cumulative effect of the change on retained earnings or other appropriate components of equity or net assets in the statement of financial position, as of the beginning of the earliest period presented, and (3) the effect of the prior period adjustments (both gross and net of applicable income tax) on the net income of each prior period presented in the entity's annual report for the year in which the adjustments are made. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=109234566&loc=d3e22663-107794 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=109234566&loc=d3e22644-107794 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=109234566&loc=d3e22658-107794 + Details
Name: | us-gaap_ScheduleOfErrorCorrectionsAndPriorPeriodAdjustmentsTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_TableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_ErrorCorrectionsAndPriorPeriodAdjustmentsRestatementByRestatementPeriodAndAmountAxis=hl_OverstatementOfAccumulatedDepreciationDepletionAndAmortizationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ErrorCorrectionsAndPriorPeriodAdjustmentsRestatementByRestatementPeriodAndAmountAxis=hl_UnderstatementOfAccumulatedDepreciationDepletionAndAmortizationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |