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COMMITMENTS AND CONTINGENCIES (Tables)

12 Months Ended

Dec. 31, 2014

COMMITMENTS AND CONTINGENCIES

Schedule of future minimum lease payments under non-cancelable operating lease agreements

Year Ending December 31:		$
2015			3,418,705
2016			3,168,452
2017			2,944,690
2018			1,561,373
2019			1,561,373
Thereafter			1,174,110
​	​	​	​	​
Total			13,828,703
​	​	​	​	​
​	​	​	​	​

Schedule of future minimum obligation using market prices under all supply agreements

Year Ending December 31:		$
2015		$	403,660,729
​	​	​	​	​
​	​	​	​	​

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- Definition

Tabular disclosure of key provisions of an arrangement under which the entity has agreed to purchase goods or services over a period of time greater than one year or the normal operating cycle, if longer, including the item for which expenditures will be made, minimum quantities, milestones, time period and committed amount.

+ References

No definition available.

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- Definition

Tabular disclosure of future minimum payments required in the aggregate and for each of the five succeeding fiscal years for operating leases having initial or remaining noncancelable lease terms in excess of one year and the total minimum rentals to be received in the future under noncancelable subleases as of the balance sheet date.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

-SubTopic 20

-Section 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41502-112717

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