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RENTAL EXPENSE, COMMITMENTS AND CONTINGENCIES (Tables)

12 Months Ended

Dec. 31, 2013

RENTAL EXPENSE, COMMITMENTS AND CONTINGENCIES

Schedule of minimum amounts under purchase commitments, long term leases covering office space, exploration expenditures, option payments on properties

		2014			2015			2016			2017			2018
		(in thousands)
Lease Obligations		$	3,534		$	3,563		$	3,648		$	4,097		$	4,409
Purchase Commitments			3,071			306			—			—			—
​	​	​	​	​	​	​	​	​	​	​	​	​	​	​	​	​
Total		$	6,605		$	3,869		$	3,648		$	4,097		$	4,409
​	​	​	​	​	​	​	​	​	​	​	​	​	​	​	​	​
​	​	​	​	​	​	​	​	​	​	​	​	​	​	​	​	​

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- Definition

Tabular disclosure of the aggregate amount of payments due on known contractual obligations for the five years following the date of the latest balance sheet and the combined aggregate amount of maturities of known contractual obligations.

+ References

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

-Publisher SEC

-Name Regulation S-K (SK)

-Number 229

-Section 303

-Paragraph a

-Subparagraph 5

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