The amount of acquisition cost of a business combination allocated to short-term investments of the acquired entity.

No definition available.

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- Definition

The amount of acquisition cost of a business combination allocated to investment of the acquired entity.

+ References

No definition available.

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- Definition

Represents the amount of mineral rights, acquired at the acquisition date.

+ References

No definition available.

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- Definition

Value of exchangeable stock issued pursuant to acquisitions during the period.

+ References

No definition available.

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- Definition

Value stock issued during the period as a result of the assumption of stock options in connection with acquisition of business.

+ References

No definition available.

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- Definition

Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

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- Definition

Amount of direct costs of the business combination including legal, accounting, and other costs incurred to consummate the business acquisition.

+ References

No definition available.

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- Definition

The amount of goodwill arising from a business combination that is expected to be deductible for tax purposes.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 30

-Section 50

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-Subparagraph (d)

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- Definition

Price of a single share of a number of saleable stocks paid or offered to be paid in a business combination.

+ References

No definition available.

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- Definition

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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- Definition

Amount of currency on hand as well as demand deposits with banks or financial institutions, acquired at the acquisition date. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

+ References

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- Definition

Amount of asset related to consideration paid in advance for costs that provide economic benefits in future periods, and amount of other assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer, acquired at the acquisition date.

+ References

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- Definition

Amount of liabilities incurred for goods and services received that are used in an entity's business and related party payables, assumed at the acquisition date.

+ References

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- Definition

Amount of deferred tax liability attributable to taxable temporary differences due after one year or the normal operating cycle, if longer, assumed at the acquisition date.

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- Definition

Amount of tangible personal property used to produce goods and services, including, but is not limited to, tools, dies and molds, computer and office equipment, acquired at the acquisition date.

+ References

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- Definition

The amount of inventory recognized as of the acquisition date.

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 20

-Section 50

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- Definition

Amount of deferred tax liability attributable to taxable temporary differences from unrealized gains on foreign currency transactions.

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-Name Accounting Standards Codification

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- Definition

Mineral properties, net of adjustments.

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-Publisher FASB

-Name Accounting Standards Codification

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-SubTopic 10

-Section 50

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BUSINESS ACQUISITION (Details 2) (USD $)	12 Months Ended			3 Months Ended	0 Months Ended
BUSINESS ACQUISITION (Details 2) (USD $)	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Jun. 30, 2013	Jan. 24, 2012	Dec. 31, 2011
BUSINESS ACQUISITION
Market price of common stock (in dollars per share)					$ 5.22us-gaap_BusinessAcquisitionSharePrice
Purchase price:
Exchangeable shares of McEwen Mining-Minera Andes Acquisition Corp.			$ 664,671,000
Stock options to be exchanged for options of McEwen Mining Inc.			3,175,000
Net assets acquired:
Impairment charges	353,736,000us-gaap_AssetImpairmentCharges	62,963,000us-gaap_AssetImpairmentCharges	18,468,000us-gaap_AssetImpairmentCharges
Mineral property interests	287,812,000us-gaap_MineralPropertiesNet	642,968,000us-gaap_MineralPropertiesNet	767,067,000us-gaap_MineralPropertiesNet
MSC
Net assets acquired:
Impairment charges	21,200,000
Exploration properties in Santa Cruz, Argentina
Net assets acquired:
Impairment charges				27,700,000
Exploration properties in Santa Cruz, Argentina \| Vend-in agreement \| MSC
Net assets acquired:
Mineral property interests		35,900,000
Minera Andes
BUSINESS ACQUISITION
Total transaction costs			5,400,000
Purchase price:
Exchangeable shares of McEwen Mining-Minera Andes Acquisition Corp.					664,671,000
Stock options to be exchanged for options of McEwen Mining Inc.					3,175,000
Purchase price					667,846,000
Net assets acquired:
Cash and cash equivalents					31,385,000
Short-term investments					4,952,000
Other current assets					9,828,000
Inventories					1,362,000
Mineral property interests					539,092,000
Investment in Minera Santa Cruz S.A.					262,883,000
Equipment					1,647,000
Accounts payable					(5,323,000)
Deferred income tax liability					(177,980,000)
Purchase price					667,846,000
Excess of fair value over carrying value of the underlying assets for tax purposes					508,500,000
Deferred income tax liability related to fluctuations in the foreign exchange rates					178,000,000
Minera Andes \| General and administrative expenses
BUSINESS ACQUISITION
Total transaction costs						3,900,000
Minera Andes \| Acquisition cost
BUSINESS ACQUISITION
Total transaction costs			$ 1,500,000