Accrued Liabilities
12 Months Ended
Dec. 31, 2017
Payables and Accruals [Abstract]  
Accrued Liabilities

11. Accrued Liabilities

 

Accrued liabilities are as follows:

 

 

 

 

 

 

 

 

(in thousands)

 

Years Ended December 31, 

 

    

2017

    

2016

Professional fees

 

$

112

 

$

331

Accrued compensation

 

 

613

 

 

846

Other taxes payable

 

 

396

 

 

589

Accrued lease obligations

 

 

374

 

 

405

Accrued expenses

 

 

637

 

 

891

Other

 

 

277

 

 

330

Total

 

$

2,409

 

$

3,392