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Subsequent Events	12 Months Ended
Subsequent Events	Dec. 31, 2014
Subsequent Events [Abstract]
SUBSEQUENT EVENTS	SUBSEQUENT EVENTS On January 12, 2015, the Company entered into a definitive agreement with a subsidiary of Goldcorp Inc. to acquire 100% of the Wharf gold mine, a producing gold mine located near Lead, South Dakota, for cash consideration of $105 million. Wharf is located in the Black Hills mining district of South Dakota and has been in production for over 30 years, during which it has produced over 2.0 million ounces of gold. The mine has a current reserve base of 560,000 ounces of gold and is expected to produce 85,000 - 90,000 ounces of gold in 2015, based on Goldcorp Inc.'s public disclosures.