Annual report pursuant to Section 13 and 15(d)

Debt (Tables)

v3.8.0.1
Debt (Tables)
12 Months Ended
Dec. 31, 2017
Debt Disclosure [Abstract]  
Schedule of Debt [Table Text Block]
As of December 31, 2017, the carrying amount of the Company's long-term debt consists of the following:
 
December 31, 2017
 
(in thousands)
 
 
Principal
$
355,000

Less:
 
     Unamortized debt discount
(1,930
)
     Unamortized debt issuance costs
(5,461
)
Net carrying amount of long-term debt
347,609

Less: current portion of long-term debt

Long-term debt, non-current portion
$
347,609