Quarterly report pursuant to Section 13 or 15(d)

Long-Term Debt and Revolving Credit Facility (Details)

v3.3.0.814
Long-Term Debt and Revolving Credit Facility (Details) - USD ($)
$ in Thousands
9 Months Ended 12 Months Ended
Sep. 30, 2015
Dec. 31, 2014
Long-term debt    
Amount outstanding under the agreement $ 1,199  
Revolving credit agreement    
Long-term debt    
Maximum borrowing capacity $ 25,000  
Annual commitment fee (as a percent) 0.25%  
Amount outstanding under the agreement $ 1,199 $ 0
Interest rate at period end (as a percent) 1.50% 1.50%
Revolving credit agreement | LIBOR    
Long-term debt    
Margin on variable rate (as a percent) 1.25% 1.25%