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Commitments and Contingencies (Tables)
12 Months Ended
Dec. 31, 2016
Commitments And Contingencies Disclosure [Abstract]  
Minimum Future Payments under Leases

The Company rents office space and other facilities under noncancelable operating leases. Rent expense for each of the years ended December 31, 2014, 2015 and 2016 was $1.5 million.  Minimum future payments under the leases at December 31, 2016 are as follows:

 

 

 

(In thousands)

 

2017

 

$

1,521

  

2018

 

 

1,560

  

2019

 

 

1,560

  

2020

 

 

1,560

 

2021

 

 

1,560

  

 

 

$

7,761