COMMITMENTS AND CONTINGENCIES (Details) $ in Millions	Sep. 30, 2015 USD ($)	Jul. 28, 2015 USD ($)
Commitments and Contingencies
Number of draft Feasibility Studies submitted	2
Estimated life-cycle costs, minimum		$ 0.9
Estimated life-cycle costs, maximum		$ 3.5
Reserve for estimated life-cycle costs	$ 0.3
Minimum
Commitments and Contingencies
Loss contingency, entity portion of potential cost	0.1
Maximum
Commitments and Contingencies
Loss contingency, entity portion of potential cost	$ 0.5

Number of draft Feasability Studies submitted

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+ References

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Amount of loss contingency liability expected to be resolved within one year or the normal operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 450

-SubTopic 20

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14326-108349

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- Definition

Reflects the estimated amount of loss from the specified contingency as of the balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 450

-SubTopic 20

-Section 50

-Paragraph 4

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14435-108349

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 450

-SubTopic 20

-Section 50

-Paragraph 9

-Subparagraph (b)

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The estimated maximum amount of possible loss from the contingency.

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The estimated minimum amount of possible loss from the contingency.

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