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Related Party Transactions (Tables)
12 Months Ended
Dec. 31, 2015
Related Party Transactions [Abstract]  
Summary of related party transactions

 

 

Year ended December 31,

(in thousands)

 

2015

 

2014

 

2013

Amount IDT charged the Company

 

$

2,340

 

$

3,447

 

$

3,348

Amount the Company charged IDT

 

 

546

 

 

530

 

 

285