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ACQUISITIONS (Tables)
9 Months Ended
Sep. 30, 2016
Business Combinations [Abstract]  
Schedule of Business Acquisitions, by Acquisition [Table Text Block]
 
Nine Months Ended
(In thousands of dollars)
September 30,
2016
 
September 30,
2015
Fair value of assets acquired
$
78,564

 
$
89,786

Fair value of liabilities assumed
26,764

 
21,284

   Cash paid for acquisitions
$
51,800

 
$
68,502

Supplemental cash flow disclosure:
 
 
 
   Cash paid for acquisitions
$
51,800

 
$
68,502

   Less: cash acquired
(1,055
)
 

   Cash paid for acquisitions, net of cash acquired
$
50,745

 
$
68,502