Mineral Property Interests [Line Items]

No definition available.

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- Definition

Amount of reclamation adjustments during the period.

+ References

No definition available.

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- Definition

Amount of reclamation and remediation expenses.

+ References

No definition available.

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- Definition

It is a type of performance surety bond. This type of surety bond is required by the Bureau of Land Management (BLM) and also by some state government agencies that issue permits for mining type operations. Reclamation bond amounts are not standard.

+ References

No definition available.

+ Details

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- Definition

Represents the amount of upfront deposit on the value of surety bonds.

+ References

No definition available.

+ Details

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- Definition

Amount recognized for the passage of time, typically for liabilities, that have been discounted to their net present values. Excludes accretion associated with asset retirement obligations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 410
-SubTopic 20
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6392676&loc=d3e7480-110848

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-Publisher FASB
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-Section 35
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- References

No definition available.

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- Definition

The carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees.

+ References

+ Details

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- Definition

Amount of accretion expense recognized during the period that is associated with an asset retirement obligation. Accretion expense measures and incorporates changes due to the passage of time into the carrying amount of the liability.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 410
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (c)(3)
-URI http://asc.fasb.org/extlink&oid=6392692&loc=d3e7535-110849

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-Publisher FASB
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-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6392676&loc=d3e7480-110848

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- Definition

Current portion of the carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees.

+ References

+ Details

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- Definition

Amount of foreign currency translation gain (loss) which decreases (increases) asset retirement obligations.

+ References

+ Details

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- Definition

Amount of asset retirement obligations incurred during the period.

+ References

+ Details

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- Definition

Amount of asset retirement obligations settled, or otherwise disposed of, during the period. This may include asset retirement obligations transferred to third parties associated with the sale of a long-lived asset.

+ References

+ Details

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- Definition

Amount of increase (decrease) in the asset retirement obligation from changes in the amount or timing of the estimated cash flows associated with the settlement of the obligation.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 410
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (c)(4)
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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

+ Details

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- Definition

Noncurrent portion of the carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees.

+ References

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- Definition

Amount of cash restricted as to withdrawal or usage. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
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- Details

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- Details

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ASSET RETIREMENT OBLIGATIONS (Details) $ in Thousands, CAD in Millions		3 Months Ended		12 Months Ended
	Oct. 03, 2015 USD ($)	Dec. 31, 2017 USD ($)	Jun. 30, 2017 USD ($)	Dec. 31, 2017 CAD	Dec. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)	Dec. 31, 2015 USD ($)
Mineral Property Interests
Restricted Cash		$ 10,000			$ 10,000
Reclamation obligations
Reclamation Adjustment					1,426	$ 89
Remediation Accretion					635	506	$ 429
Reclamation and remediation expense					2,061	595	429
Changes in the asset retirement obligations
Asset retirement obligation liability, beginning balance					9,843	7,784
Settlements					(126)	(66)
Accretion of liability					635	506
Current year additions					11,803
Adjustment reflecting updated estimates					2,561	1,619
Foreign exchange revaluation					6
Asset retirement obligation liability, ending balance		24,722			24,722	9,843	$ 7,784
Current portion		(646)			(646)	(537)
Non-current portion		24,076			24,076	$ 9,306
Timmins
Mineral Property Interests
Surety bonds upfront deposit amount		100	$ 100
Tonkin Complex
Mineral Property Interests
Surety bonds upfront deposit amount	$ 3,600
Black Fox
Mineral Property Interests
Reclamation bonding obligation				CAD 20.5	16,500
Changes in the asset retirement obligations
Asset retirement obligation liability, ending balance		11,200			$ 11,200
Gold Bar project
Reclamation obligations
Reclamation Adjustment		$ 100