Other Long-Term Assets (Tables)
12 Months Ended
Dec. 31, 2016
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]  
Schedule of Other Assets, Noncurrent
Other long-term assets as of December 31, 2016 and 2015 consist of the following (in thousands):
 
2016
 
2015
Convertible note hedge asset
$
25,471

 
$

Cash surrender value of life insurance policies
1,824

 
1,674

Deferred financing fees
793

 
1,088

Investments
108

 
160

Long-term installment receivables
466

 
648

Long-term deferred taxes
837

 
908

Other
188

 
181

 
$
29,687

 
$
4,659