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Commitments and Contingencies (Tables)
 9 Months Ended
Sep. 30, 2017
Commitments and Contingencies  
Schedule of purchase obligations

Purchase obligations by the Company as of September 30, 2017 were as follows:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Payments Due by Period

 

 

 

Remainder of

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(in thousands)

    

2017

    

2018

    

2019

    

2020

    

2021

    

Thereafter

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Purchase obligations

 

$

137,469

 

$

27,710

 

$

4,482

 

$

2,470

 

$

1,822

 

$

3,326