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Restructuring Expenses (Tables)
 3 Months Ended 12 Months Ended
Mar. 31, 2018
Dec. 31, 2017
Restructuring and Related Activities [Abstract]    
Schedule of restructuring and related costs

The following table provides the year-to-date activity of the Company’s restructuring reserves as of March 31, 2018:

 

(in thousands)    Lease
Liability		  

Reserve balance at December 31, 2017

    $ 604  

Charges

      —    

Payments/Utilizations

      (58 ) 
  

 

 

  

Reserve balance at March 31, 2018

    $ 546  
  

 

 

  

The following table provides the year-to-date activity of the Company’s restructuring reserves as of December 31, 2017:

 

(in thousands)

    Lease Liability  

Reserve balance at December 31, 2016

    $ 820  

Charges

      —    

Payments/Utilizations

      (216 ) 
  

 

 

  

Reserve balance at December 31, 2017

    $ 604