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SEGMENT INFORMATION (Tables) | 12 Months Ended
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Dec. 31, 2016
Segment Reporting [Abstract] |
Schedule of operating results by reportable segment | The following tables set forth operating results by reportable segment for the Years Ended December 31, 2015:
|  |  |  |  | Non-Operating |  |
| Operating Segments |  | Segments |  |
Years Ended December 31, 2015 | Conventional |  | ISR |  | Corporate & Other |  | Total
Revenue | $ | 48,448 |  |  | $ | 12,903 |  |  | $ | — |  |  | 61,351 |
Costs and expenses applicable to revenue | 28,161 |  |  | 9,456 |  |  | — |  |  | 37,617 |
Impairment of inventories |  |  |  |  |  |  |  |  |  | — |
Development, permitting and land holding | 1,312 |  |  | 7,450 |  |  | — |  |  | 8,762 |
Standby costs | 10,765 |  |  | — |  |  | — |  |  | 10,765 |
Abandonment of mineral properties | 2,300 |  |  | — |  |  | — |  |  | 2,770 |
Accretion of asset retirement obligation | 414 |  |  | 80 |  |  | — |  |  | 494 |
Selling costs | 316 |  |  | — |  |  | — |  |  | 316 |
Intangible asset amortization | 2,372 |  |  | 2,992 |  |  | — |  |  | 5,364 |
General and administration | 1,648 |  |  | 1,867 |  |  | 8,810 |  |  | 12,325 |
Costs directly attributable to acquisitions | — |  |  | — |  |  | 6,886 |  |  | 6,886 |
Impairment of property, plant and equipment and mineral properties | 7,757 |  |  | 467 |  |  | — |  |  | 8,224 |
Impairment of goodwill | — |  |  | 47,730 |  |  | — |  |  | 47,730 |
Total operating loss | (6,597 | ) |  | (57,609 | ) |  | (15,696 | ) |  | (79,902 | )
The following tables set forth operating results by reportable segment for the Years Ended December 31, 2016:
|  |  |  |  | Non-Operating |  |
| Operating Segments |  | Segments |  |
Years Ended December 31, 2016 | Conventional |  | ISR |  | Corporate & Other |  | Total
Revenue | $ | 43,884 |  |  | $ | 10,668 |  |  | $ | — |  |  | 54,552 |
Costs and expenses applicable to revenue | 27,176 |  |  | 8,277 |  |  | — |  |  | 35,453 |
Impairment of inventories | 2,364 |  |  | 2,998 |  |  | — |  |  | 5,362 |
Development, permitting and land holding | 9,774 |  |  | 11,344 |  |  | — |  |  | 21,118 |
Standby costs | 9,847 |  |  | 387 |  |  | — |  |  | 10,234 |
Abandonment of mineral properties | — |  |  | 1,036 |  |  | — |  |  | 1,036 |
Accretion of asset retirement obligation | 723 |  |  | 183 |  |  | — |  |  | 906 |
Selling costs | 379 |  |  | — |  |  | — |  |  | 379 |
Intangible asset amortization | 1,100 |  |  | 2,219 |  |  | — |  |  | 3,319 |
General and administration | 3,880 |  |  | 1,547 |  |  | 10,092 |  |  | 15,519 |
Total operating income (loss) | (11,359 | ) |  | (17,323 | ) |  | (10,092 | ) |  | (38,774 | )

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- Definition Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -URI http://asc.fasb.org/extlink&oid=51669610&loc=d3e8906-108599 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 25 -URI http://asc.fasb.org/extlink&oid=51669610&loc=d3e8813-108599 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 21 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=51669610&loc=d3e8721-108599 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -URI http://asc.fasb.org/extlink&oid=51669610&loc=d3e8736-108599 + Details
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