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COMMITMENTS AND CONTINGENCIES (Tables)

12 Months Ended

Dec. 31, 2016

COMMITMENTS AND CONTINGENCIES

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

Future minimum lease payments under non-cancelable operating lease agreements at December 31, 2016 were as follows:

Year Ending December 31:		$
2017			10,502
2018			8,591
2019			7,487
2020			7,112
2021			6,152
Thereafter			65,875
​	​	​	​	​
Total			105,719
​	​	​	​	​
​	​	​	​	​

Schedule of future minimum lease payments assets under capital leases

As of December 31, 2016, future minimum lease payments for assets under capital leases to be paid over the remaining terms of up to four years were as follows:

Year Ending December 31:		$
2017			15,497
2018			16,130
2019			9,748
2020			2,384
​	​	​	​	​
Total minimum lease payments			43,759
Less: Amount representing interest			3,542
​	​	​	​	​
Present value of net minimum lease payments			40,217
Current portion			15,497
​	​	​	​	​
Non-current portion			24,720

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

Year Ending December 31:		$
2017			562,357
2018			446,879
​	​	​	​	​
Total			1,009,236
​	​	​	​	​

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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.

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Tabular disclosure of future minimum lease payments as of the date of the latest balance sheet presented, in aggregate and for each of the five years succeeding fiscal years, with separate deductions from the total for the amount representing executor costs, including any profit thereon, included in the minimum lease payments and for the amount of the imputed interest necessary to reduce the net minimum lease payments to present value.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=6455398&loc=d3e45280-112737

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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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