SHARE COMMITMENT WITH VENTURE METALS, LLC (Details) (Venture Metals, LLC [Member], USD $) In Millions, except Share data, unless otherwise specified	12 Months Ended				0 Months Ended	12 Months Ended	0 Months Ended	12 Months Ended
	Dec. 31, 2010	Dec. 31, 2010 Maximum [Member]	Dec. 31, 2010 Satisfaction of RONA 1 [Member] Maximum [Member]	Dec. 31, 2010 Satisfaction of RONA 2 [Member] Maximum [Member]	Feb. 24, 2011 Steve Jones [Member]	Dec. 31, 2012 Steve Jones [Member]	Feb. 24, 2011 Jeff Valentine [Member]	Dec. 31, 2012 Jeff Valentine [Member]
Business Acquisition, Contingent Consideration [Line Items]
Number of shares issued per year		90,000			45,000	0	45,000	0
Maximum shares issued		750,000	450,000	300,000
Period of average RONA	5 years
Contingent consideration value	$ 7.3
Probability of achieving RONA percentage	94.00%
Value assigned	$ 7.8
Value per share	$ 10.41