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Accrued Liabilities (Tables)
 6 Months Ended
Jun. 30, 2017
Payables And Accruals [Abstract]  
Accrued Liabilities

Accrued liabilities at June 30, 2017 and December 31, 2016, consisted of the following (in thousands):

 

 

 

June 30,

 

 

December 31,

 

 

 

2017

 

 

2016

 

Accrued compensation and related costs

 

$

5,000

 

 

$

7,098

 

Accrued professional services

 

 

3,707

 

 

 

2,511

 

Accrued customer costs

 

 

456

 

 

 

534

 

Accrued insurance premiums

 

 

—

 

 

 

476

 

Other accrued expenses

 

 

624

 

 

 

599

 

Total accrued liabilities

 

$

9,787

 

 

$

11,218