XML 36 R23.htm IDEA: XBRL DOCUMENT
v3.7.0.1

Mining Properties | 6 Months Ended
--- | ---
Jun. 30, 2017
Mining Properties [Abstract] |
MINING PROPERTIES | MINING PROPERTIES Mining properties consist of the following (in thousands):
June 30, 2017 | Palmarejo |  | Rochester |  | Kensington |  | Wharf |  | San Bartolomé |  | La Preciosa |  | Other |  | Total
Mine development | $ | 185,416 |  |  | $ | 181,199 |  |  | $ | 286,801 |  |  | $ | 37,818 |  |  | $ | 39,423 |  |  | $ | — |  |  | $ | — |  |  | $ | 730,657 |
Accumulated amortization | (139,170 | ) |  | (141,026 | ) |  | (165,193 | ) |  | (13,476 | ) |  | (33,094 | ) |  | — |  |  | — |  |  | (491,959 | )
| 46,246 |  |  | 40,173 |  |  | 121,608 |  |  | 24,342 |  |  | 6,329 |  |  | — |  |  | — |  |  | 238,698 |
Mineral interests | 629,303 |  |  | — |  |  | — |  |  | 45,837 |  |  | 12,868 |  |  | 49,085 |  |  | 41,272 |  |  | 778,365 |
Accumulated amortization | (404,134 | ) |  | — |  |  | — |  |  | (21,176 | ) | — |  | (11,839 | ) |  | — |  |  | (29,667 | ) |  | (466,816 | )
| 225,169 |  |  | — |  |  | — |  |  | 24,661 |  |  | 1,029 |  |  | 49,085 |  |  | 11,605 |  |  | 311,549 |
Mining properties, net | $ | 271,415 |  |  | $ | 40,173 |  |  | $ | 121,608 |  |  | $ | 49,003 |  |  | $ | 7,358 |  |  | $ | 49,085 |  |  | $ | 11,605 |  |  | $ | 550,247 |
December 31, 2016 | Palmarejo |  | Rochester |  | Kensington |  | Wharf |  | San Bartolomé |  | La Preciosa |  | Joaquin |  | Other |  | Total
Mine development | $ | 174,890 |  |  | $ | 165,230 |  |  | $ | 271,175 |  |  | $ | 37,485 |  |  | $ | 39,184 |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 687,964 |
Accumulated amortization | (134,995 | ) |  | (138,244 | ) |  | (154,744 | ) |  | (11,699 | ) |  | (32,192 | ) |  | — |  |  |  |  |  | — |  |  | (471,874 | )
| 39,895 |  |  | 26,986 |  |  | 116,431 |  |  | 25,786 |  |  | 6,992 |  |  | — |  |  | — |  |  | — |  |  | 216,090 |
Mineral interests | 629,303 |  |  | — |  |  | — |  |  | 45,837 |  |  | 12,868 |  |  | 49,085 |  |  | 10,000 |  |  | 37,272 |  |  | 784,365 |
Accumulated amortization | (381,686 | ) |  | — |  |  | — |  |  | (19,249 | ) |  | (11,695 | ) |  | — |  |  | — |  |  | (29,370 | ) |  | (442,000 | )
| 247,617 |  |  | — |  |  | — |  |  | 26,588 |  |  | 1,173 |  |  | 49,085 |  |  | 10,000 |  |  | 7,902 |  |  | 342,365 |
Mining properties, net | $ | 287,512 |  |  | $ | 26,986 |  |  | $ | 116,431 |  |  | $ | 52,374 |  |  | $ | 8,165 |  |  | $ | 49,085 |  |  | $ | 10,000 |  |  | $ | 7,902 |  |  | $ | 558,455 |
In February 2017, the Company sold the Joaquin silver-gold exploration project for consideration of $27.4 million and a 2.0% NSR royalty on the Joaquin project, which is included in Other. The Company recognized a $21.1 million pre-tax gain on this sale, included in Other, net on the Consolidated Statements of Comprehensive Income. In June 2017, the Company entered into a Share and Asset Purchase Agreement with Metalla Royalty & Streaming Ltd. to sell the Endeavor silver stream and our remaining portfolio of royalties for total consideration of $13.0 million. The transaction is expected to close in the third quarter of 2017, subject to customary closing conditions. Current and prior period amounts are included in Other.

X
- Definition Mining Properties. + References No definition available. + Details
Name: | cde_MiningPropertiesAbstract
Namespace Prefix: | cde_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Mining Properties. + References No definition available. + Details
Name: | cde_MiningPropertiesTextBlock
Namespace Prefix: | cde_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration