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Supplemental Cash Flow Information (Tables)
 12 Months Ended
Dec. 31, 2016
Supplemental Cash Flow Information  
Schedule of supplemental cash flow information

Supplemental cash flow information for the years ended December 31, 2014, 2015 and 2016 is as follows (in thousands):

 

 

 

 

 

 

 

 

 

 

 

 

    

2014

    

2015

    

2016

 

Income taxes paid, net of refunds

 

$
57,728

 

$
63,899

 

$
54,442

 

Interest paid

 

$
3,389

 

$
6,181

 

$
9,378

 

Assets acquired through capital leases

 

$
2,810

 

$
4,212

 

$
4,491