XML 116 R56.htm IDEA: XBRL DOCUMENT v3.8.0.1
COMMITMENTS AND CONTINGENCIES (Tables)
12 Months Ended
Dec. 31, 2017
COMMITMENTS AND CONTINGENCIES  
Schedule of purchase commitments

 

                                                                                                                                                                                    

 

 

 

Purchase
Commitments

 

 

 


2018

 

$

270,603

 


2019

 

 

15,533

 


2020

 

 

7,424

 


2021

 

 

5,613

 


2022

 

 

2,467

 


Thereafter

 

 

17,092

 


Total

 

$

318,732