XML 22 R22.htm IDEA: XBRL DOCUMENT v3.3.0.814
Long-Term Debt Narrative (Details) - USD ($)
9 Months Ended
Sep. 30, 2015
Mar. 09, 2015
Mar. 24, 2014
Sep. 30, 2015
Dec. 31, 2014
Sep. 30, 2014
Debt Instrument [Line Items]            
Face amount $ 200,000,000     $ 200,000,000 $ 200,000,000 $ 200,000,000
Senior Notes            
Debt Instrument [Line Items]            
Face amount     $ 200,000,000      
Stated interest rate (percent)     6.75%      
Restricted Payments (percent)     50.00%      
Line of Credit | 2014 Credit Facility            
Debt Instrument [Line Items]            
Maximum borrowing capacity $ 160,000,000     160,000,000    
Expiration date Feb. 05, 2019          
Amount outstanding $ 68,500,000     68,500,000    
Remaining borrowing capacity $ 91,500,000     $ 91,500,000    
Interest rate at end of period (percent) 2.75%     2.75%    
Net proceeds       $ 46,100,000    
Line of Credit | 2014 Credit Facility | 30-day LIBOR            
Debt Instrument [Line Items]            
Basis spread on variable rate (percent) 2.50%          
Line of Credit | 2014 Credit Facility | Prime Rate            
Debt Instrument [Line Items]            
Basis spread on variable rate (percent) 1.50%          
Line of Credit | Mexico Credit Facility            
Debt Instrument [Line Items]            
Maximum borrowing capacity   $ 10,000,000        
Expiration date   Dec. 09, 2017        
Remaining borrowing capacity $ 10,000,000     $ 10,000,000    
Commitment fee amount   $ 25,000        
Line of Credit | Mexico Credit Facility | 30-day LIBOR            
Debt Instrument [Line Items]            
Basis spread on variable rate (percent)   2.00%