Commitments and Contingencies (Tables)

9 Months Ended

Sep. 30, 2014

Schedule of Change in Reclamation Liability [Table Text Block]

		Nine months ended		Nine months ended
		September 30, 2014		September 30, 2013
Reclamation and remediation liability beginning of period	$	4,613	$	5,598
Accretion expense, year to date		287		357
Ending balance	$	4,900	$	5,955