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Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
CASH FLOWS FROM OPERATING ACTIVITIES: |  |  |
Net income (loss) | $ 55,352 | $ (367,183) | $ (1,186,874)
Adjustments: |  |  |
Amortization | 123,161 | 143,751 | 162,436
Accretion | 10,248 | 14,149 | 16,246
Deferred income taxes | (71,350) | (40,838) | (448,905)
Loss on termination of revolving credit facility | 0 | 0 | 3,035
(Gain) Loss on extinguishment of debt | 21,365 | (15,916) | 0
Fair value adjustments, net | 11,581 | (5,202) | (3,618)
Stock-based compensation | 9,715 | 9,272 | 9,288
Gain (Loss) on Disposition of Assets | (11,334) | 352 | 530
Impairment of equity securities | 703 | 2,346 | 6,593
Write-downs | 4,446 | 313,337 | 1,472,721
Foreign exchange and other | (1,067) | 16,303 | 124
Changes in operating assets and liabilities: |  |  |
Receivables | 9,011 | 17,560 | (11,611)
Prepaid expenses and other current assets | (826) | (3,063) | 5,635
Inventories | (35,591) | 19,573 | 12,971
Accounts payable and accrued liabilities | (10,931) | 9,453 | 15,507
CASH PROVIDED BY OPERATING ACTIVITIES | 125,817 | 113,542 | 53,548
CASH FLOWS FROM INVESTING ACTIVITIES: |  |  |
Capital expenditures | (101,013) | (95,193) | (64,244)
Acquisitions, net of cash acquired | (1,417) | (110,846) | (21,329)
Proceeds from Sale of Property, Plant, and Equipment | 16,296 | 607 | 329
Purchase of short term investments and equity securities | (178) | (1,880) | (50,513)
Sales and maturities of short-term investments | 7,077 | 605 | 54,344
Other | (4,208) | (4,586) | (321)
CASH USED IN INVESTING ACTIVITIES | (83,443) | (211,293) | (81,734)
CASH FLOWS FROM FINANCING ACTIVITIES: |  |  |
Proceeds from Issuance of Common Stock | 269,556 | 0 | 0
Proceeds from Issuance of Unsecured Debt | 0 | 153,500 | 167,784
Payments on long-term debt, capital leases, and associated costs | (322,801) | (84,715) | (25,902)
Gold production royalty payments | 27,155 | 39,235 | 48,395
Other | 172 | (542) | (509)
CASH PROVIDED BY (USED IN) FINANCING ACTIVITIES | (80,228) | 29,008 | 92,978
Effect of exchange rate changes on cash and cash equivalents | (678) | (1,404) | (621)
INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS | (38,532) | (70,147) | 64,171
Cash and cash equivalents at beginning of period | 200,714 | 270,861 | 206,690
Cash and cash equivalents at end of period | $ 162,182 | $ 200,714 | $ 270,861

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- Definition The cash outflow associated with the purchase of all investments (debt, security, other) during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3213-108585 + Details
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- Definition The cash outflow for purchases of and capital improvements on property, plant and equipment (capital expenditures), software, and other intangible assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3213-108585 + Details
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- Definition The cash inflow from the additional capital contribution to the entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3255-108585 + Details
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- Definition The cash inflow from the issuance of long-term debt that is not secured by collateral. Excludes proceeds from tax exempt unsecured debt. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3255-108585 + Details
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- Definition The net cash inflow or outflow from other financing activities. This element is used when there is not a more specific and appropriate element in the taxonomy. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3095-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3098-108585 + Details
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- Definition The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3179-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 + Details
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- Definition The cash outflow associated with security instruments that either represent a creditor or an ownership relationship with the holder of the investment security with a maturity of beyond one year or normal operating cycle, if longer. Includes repayments of (a) debt, (b) capital lease obligations, (c) mandatory redeemable capital securities, and (d) any combination of (a), (b), or (c). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a),(b) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3291-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 + Details
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- Definition The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3602-108585 + Details
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