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Condensed Consolidated Statements of Operations and Comprehensive Income (Loss) (Unaudited) (USD $) In Thousands, except Per Share data, unless otherwise specified | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2014 | Sep. 30, 2013 | Sep. 30, 2014 | Sep. 30, 2013
Sales of products | $ 135,507 | $ 106,629 | $ 378,796 | $ 268,409
Cost of sales and other direct production costs | 86,680 | 66,937 | 235,460 | 163,770
Depreciation, depletion and amortization | 26,804 | 19,006 | 80,342 | 53,224
| 113,484 | 85,943 | 315,802 | 216,994
Gross profit | 22,023 | 20,686 | 62,994 | 51,415
Other operating expenses: |  |  |  |
General and administrative | 7,884 | 7,720 | 23,984 | 22,141
Exploration | 5,797 | 5,797 | 13,086 | 18,511
Pre-development | 391 | 3,444 | 1,247 | 12,747
Other operating expense | 442 | 283 | 1,853 | 170
Provision (credit) for closed operations and reclamation | 1,238 | 933 | 3,609 | 4,572
Aurizon acquisition costs |  | 768 |  | 26,368
| 15,752 | 18,945 | 43,779 | 84,509
Income (loss) from operations | 6,271 | 1,741 | 19,215 | (33,094)
Other income (expense): |  |  |  |
Gain (loss) on derivative contracts | (411) | (4,564) | (2,560) | 23,516
Gains on sale of investments |  |  |  | 197
Unrealized loss on investments | (2,830) |  | (2,750) | 327
Foreign exchange gain (loss) | 7,299 | (1,473) | 6,051 | (1,084)
Interest and other income | 32 | 644 | 208 | 827
Interest expense, net of amount capitalized | (6,505) | (7,348) | (20,307) | (14,506)
| (2,415) | (12,741) | (19,358) | 8,950
Income (loss) before income taxes | 3,856 | (11,000) | (143) | (24,144)
Income tax benefit (provision) | (180) | 2,542 | 1,062 | 1,922
Net income (loss) | 3,676 | (8,458) | 919 | (22,222)
Preferred stock dividends | (138) | (138) | (414) | (414)
Income (loss) applicable to common shareholders | 3,538 | (8,596) | 505 | (22,636)
Net income (loss) | 3,676 | (8,458) | 919 | (22,222)
Reclassification of net gain on sale of marketable securities included in net income | 2,425 |  | 2,425 | (197)
Defined benefit pension plan costs |  | 3,366 | (1,192) | 3,366
Unrealized holding gains (losses) on investments | (149) | (877) | 205 | (5,455)
Comprehensive income (loss) | $ 5,952 | $ (5,969) | $ 2,357 | $ (24,508)
Basic income (loss) per common share after preferred dividends (in Dollars per share) | $ 0.01 | $ (0.03) | $ 0.00 | $ (0.07)
Diluted income (loss) per common share after preferred dividends (in Dollars per share) | $ 0.01 | $ (0.03) | $ 0.00 | $ (0.07)
Weighted average number of common shares outstanding - basic (in Shares) | 359,472 | 342,638 | 348,801 | 310,601
Weighted average number of common shares outstanding - diluted (in Shares) | 362,262 | 342,638 | 354,673 | 310,601
Cash dividends declared per common share (in Dollars per share) | $ 0.0025 | $ 0.0025 | $ 0.0075 | $ 0.0075

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