Quarterly report pursuant to Section 13 or 15(d)

Accrued Liabilities (Tables)

v3.10.0.1
Accrued Liabilities (Tables)
6 Months Ended
Jun. 30, 2018
Payables and Accruals [Abstract]  
Schedule of Components of Accrued Liabilities
The components of accrued liabilities consist of the following (in thousands):
 
June 30, 2018
 
December 31, 2017
Project development activities
$
1,588

 
$
5,142

Payroll and compensation
15,385

 
25,833

Accrued taxes
2,848

 
2,764

Professional services (e.g., legal, audit)
4,449

 
2,806

Other
1,437

 
2,556

Total accrued liabilities
$
25,707

 
$
39,101