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v3.10.0.1

Note 2 - Revision of Previously Issued Financial Statements - Impact of Error Corrections and Prior Period Adjustments (Details) - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended | 6 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
Sep. 30, 2018 | Sep. 30, 2017 | Jun. 30, 2017 | Mar. 31, 2017 | Jun. 30, 2017 | Sep. 30, 2018 | Sep. 30, 2017 | Dec. 31, 2017 | Dec. 31, 2016
Depreciation, depletion and amortization | $ 43,464 | $ 29,518 | $ 27,033 | $ 30,435 | $ 57,468 | $ 103,335 | $ 86,986 | $ 120,599 | $ 123,631
Total cost of sales | 137,073 | 97,876 | 104,536 | 109,111 | 213,647 | 350,253 | 311,523 | 425,326 | 461,956
Gross profit | 6,576 | 42,963 | 29,743 | 33,433 | 63,176 | 80,364 | 106,139 | 152,449 | 184,001
Income (loss) from operations | (30,376) | 20,268 | 2,511 | 14,388 | 16,899 | (14,671) | 37,167 | 60,106 | 109,439
Foreign exchange (loss) gain | (2,212) | (4,917) | (3,080) | (2,260) | (5,340) | 2,856 | (10,258) | (9,680) | (2,737)
Total other (expense) income | 4,513 | (25,084) | (11,093) | (18,106) | (29,199) | 10,317 | (54,284) | (67,663) | (19,780)
(Loss) income before income taxes | (25,863) | (4,816) | (8,582) | (3,718) | (12,300) | (4,354) | (17,117) | (7,557) | 89,659
Income tax benefit (provision) | 2,679 | 5,130 | (16,366) | 28,800 | 12,434 | 1,484 | 17,564 | (20,963) | (28,090)
Net Income (Loss) Attributable to Parent, Total | (23,184) | 314 | (24,948) | 25,082 | 134 | (2,870) | 447 | (28,520) | 61,569
Income applicable to common shareholders | (23,322) | 176 | (25,086) | 24,944 | (142) | (3,284) | 33 | (29,072) | 61,017
Comprehensive income | $ (19,438) | $ 7,950 | $ (22,070) | $ 28,286 | $ 6,216 | $ (6,390) | $ 14,165 | $ (17,291) | $ 59,598
Basic income per common share after preferred dividends (in dollars per share) | $ (0.05) |  | $ (0.06) | $ 0.07 |  | $ (0.01) |  | $ (0.07) | $ 0.16
Diluted income per common share after preferred dividends (in dollars per share) | $ (0.05) |  | $ (0.06) | $ 0.07 |  | $ (0.01) |  | $ (0.07) | $ 0.16
Debit - DDA expense |  |  |  | $ 31,073 | $ 59,855 | $ 108,814 | $ 91,255 | $ 126,467 | $ 124,918
Foreign exchange loss (gain) |  |  |  | 504 | 4,396 | (2,032) | 10,520 | 10,208 | 4,460
Deferred income taxes |  |  |  | (20,963) | (21,571) | (4,637) | (23,467) | 19,392 | 2,774
Cash provided by operating activities |  |  |  | 38,285 | 45,821 | 75,210 | 74,115 | 115,878 | 225,328
Debit - Inventories: concentrates, doré, and stockpiled ore | $ 42,464 |  |  |  |  | 42,464 |  | 29,366 |
Total current assets | 198,329 |  |  |  |  | 198,329 |  | 321,236 |
Properties, plants, equipment and mineral interests, net | 2,487,429 |  |  |  |  | 2,487,429 |  | 1,999,311 |
Total assets | 2,710,258 |  |  |  |  | 2,710,258 |  | 2,345,158 |
Credit - Deferred tax liability | 164,928 |  |  |  |  | 164,928 |  | 124,352 |
Total liabilities | 988,189 |  |  |  |  | 988,189 |  | 883,881 |
Credit - Accumulated deficit | (223,280) |  |  |  |  | (223,280) |  | (218,089) |
Total shareholders' equity | 1,722,069 |  |  |  |  | 1,722,069 |  | 1,461,277 |
Total liabilities and shareholders' equity | $ 2,710,258 |  |  |  |  | $ 2,710,258 |  | 2,345,158 |
Previously Reported [Member] |  |  |  |  |  |  |  |  |
Depreciation, depletion and amortization |  | $ 28,844 | $ 25,569 | 28,952 | 54,521 |  | 83,365 | 116,062 | 116,126
Total cost of sales |  | 97,202 | 103,072 | 107,628 | 210,700 |  | 307,902 | 420,789 | 454,451
Gross profit |  | 43,637 | 31,207 | 34,916 | 66,123 |  | 109,760 | 156,986 | 191,506
Income (loss) from operations |  | 20,942 | 3,975 | 15,871 | 19,846 |  | 40,788 | 64,643 | 116,944
Foreign exchange (loss) gain |  | (4,764) | (3,883) | (2,262) | (6,145) |  | (10,909) | (10,300) | (2,926)
Total other (expense) income |  | (24,931) | (11,896) | (18,108) | (30,004) |  | (54,935) | (68,283) | (19,969)
(Loss) income before income taxes |  | (3,989) | (7,921) | (2,237) | (10,158) |  | (14,147) | (3,640) | 96,975
Income tax benefit (provision) |  | 5,401 | (16,095) | 29,071 | 12,976 |  | 18,377 | (19,879) | (27,428)
Net Income (Loss) Attributable to Parent, Total |  | 1,412 | (24,016) | 26,834 | 2,818 |  | 4,230 | (23,519) | 69,547
Income applicable to common shareholders |  | 1,274 | (24,154) | 26,696 | 2,542 |  | 3,816 | (24,071) | 68,995
Comprehensive income |  | $ 9,048 | $ (21,138) | $ 30,038 | $ 8,900 |  | $ 17,948 | $ (12,290) | $ 67,576
Basic income per common share after preferred dividends (in dollars per share) |  |  | $ (0.06) | $ 0.07 | $ 0.01 |  | $ 0.01 | $ (0.06) | $ 0.18
Diluted income per common share after preferred dividends (in dollars per share) |  |  | $ (0.06) | $ 0.07 | $ 0.01 |  | $ 0.01 | $ (0.06) | $ 0.18
Debit - DDA expense |  |  |  | $ 29,590 | $ 56,908 |  | $ 87,634 | $ 121,930 | $ 117,413
Foreign exchange loss (gain) |  |  |  | 506 | 5,201 |  | 11,171 | 10,828 | 4,649
Deferred income taxes |  |  |  | (21,234) | (22,113) |  | (24,280) | 18,308 | 2,112
Cash provided by operating activities |  |  |  | 38,285 | 45,821 |  | 74,115 | 115,878 | 225,328
Debit - Inventories: concentrates, doré, and stockpiled ore |  |  |  |  |  |  |  | 28,455 |
Total current assets |  |  |  |  |  |  |  | 320,325 |
Properties, plants, equipment and mineral interests, net |  |  |  |  |  |  |  | 2,020,021 |
Total assets |  |  |  |  |  |  |  | 2,364,957 |
Credit - Deferred tax liability |  |  |  |  |  |  |  | 121,546 |
Total liabilities |  |  |  |  |  |  |  | 881,075 |
Credit - Accumulated deficit |  |  |  |  |  |  |  | (195,484) |
Total shareholders' equity |  |  |  |  |  |  |  | 1,483,882 |
Total liabilities and shareholders' equity |  |  |  |  |  |  |  | 2,364,957 |
Restatement Adjustment [Member] |  |  |  |  |  |  |  |  |
Depreciation, depletion and amortization |  | $ 674 | $ 1,464 | 1,483 | 2,947 |  | 3,621 | 4,537 | 7,505
Total cost of sales |  | 674 | 1,464 | 1,483 | 2,947 |  | 3,621 | 4,537 | 7,505
Gross profit |  | (674) | (1,464) | (1,483) | (2,947) |  | (3,621) | (4,537) | (7,505)
Income (loss) from operations |  | (674) | (1,464) | (1,483) | (2,947) |  | (3,621) | (4,537) | (7,505)
Foreign exchange (loss) gain |  | (153) | 803 | 2 | 805 |  | 651 | 620 | 189
Total other (expense) income |  | (153) | 803 | 2 | 805 |  | 651 | 620 | 189
(Loss) income before income taxes |  | (827) | (661) | (1,481) | (2,142) |  | (2,970) | (3,917) | (7,316)
Income tax benefit (provision) |  | (271) | (271) | (271) | (542) |  | (813) | (1,084) | (662)
Net Income (Loss) Attributable to Parent, Total |  | (1,098) | (932) | (1,752) | (2,684) |  | (3,783) | (5,001) | (7,978)
Income applicable to common shareholders |  | (1,098) | (932) | (1,752) | (2,684) |  | (3,783) | (5,001) | (7,978)
Comprehensive income |  | $ (1,098) | $ (932) | $ (1,752) | $ (2,684) |  | $ (3,783) | $ (5,001) | $ (7,978)
Basic income per common share after preferred dividends (in dollars per share) |  |  |  |  | $ (0.01) |  | $ (0.01) | $ (0.01) | $ (0.02)
Diluted income per common share after preferred dividends (in dollars per share) |  |  |  |  | $ (0.01) |  | $ (0.01) | $ (0.01) | $ (0.02)
Debit - DDA expense |  |  |  | $ 1,483 | $ 2,947 |  | $ 3,621 | $ 4,537 | $ 7,505
Foreign exchange loss (gain) |  |  |  | (2) | (805) |  | (651) | (620) | (189)
Deferred income taxes |  |  |  | 271 | 542 |  | 813 | 1,084 | 662
Cash provided by operating activities |  |  |  |  |  |  |  |  |
Debit - Inventories: concentrates, doré, and stockpiled ore |  |  |  |  |  |  |  | 911 |
Total current assets |  |  |  |  |  |  |  | 911 |
Properties, plants, equipment and mineral interests, net |  |  |  |  |  |  |  | (20,710) |
Total assets |  |  |  |  |  |  |  | (19,799) |
Credit - Deferred tax liability |  |  |  |  |  |  |  | 2,806 |
Total liabilities |  |  |  |  |  |  |  | 2,806 |
Credit - Accumulated deficit |  |  |  |  |  |  |  | (22,605) |
Total shareholders' equity |  |  |  |  |  |  |  | (22,605) |
Total liabilities and shareholders' equity |  |  |  |  |  |  |  | $ (19,799) |

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