XML 58 R41.htm IDEA: XBRL DOCUMENT v3.5.0.2
Long-term Debt - Narrative (Details)
6 Months Ended
Dec. 19, 2012
USD ($)
quarter
Jun. 30, 2016
USD ($)
Dec. 31, 2015
USD ($)
Oct. 04, 2013
USD ($)
Sep. 30, 2010
USD ($)
Credit Agreement          
Line of Credit Facility [Line Items]          
Maximum consolidated total leverage ratio, any fiscal quarter, 2015 requirement 3        
Line Of Credit Facility Covenant Terms Consolidated Total Leverage Ratio Thereafter Maximum 3.25        
Number of consecutive quarters for EBITDA to fixed charges ratio covenants | quarter 4        
Minimum consolidated EBITDA to fixed charges ratio 1.75        
Maximum consolidated net income $ 0        
Maximum facility capital expenditures in the next 12 months $ 30,000,000        
Amount outstanding on line of credit   $ 231,700,000      
Remaining borrowing capacity on line of credit   $ 53,200,000      
Fixed interest rate percent   2.4825% 2.4825%    
Debt subject to fixed interest rate   $ 133,800,000 $ 135,000,000    
Base Rate | Credit Agreement          
Line of Credit Facility [Line Items]          
Spread on variable rate loans 1.00% 0.25%      
Minimum consolidated total leverage ratio   2.25      
London Interbank Offered Rate (LIBOR) Market Index Rate | Credit Agreement          
Line of Credit Facility [Line Items]          
Spread on variable rate loans 2.00% 1.25%      
Minimum consolidated total leverage ratio   2.25      
London Interbank Offered Rate (LIBOR) | Credit Agreement          
Line of Credit Facility [Line Items]          
Spread on variable rate loans 2.00% 1.25%      
Calculation of base rate   1.00%      
Minimum consolidated total leverage ratio   2.25      
Federal Funds Rate | Credit Agreement          
Line of Credit Facility [Line Items]          
Calculation of base rate   0.50%      
Variable Rate 1 | Credit Agreement          
Line of Credit Facility [Line Items]          
Variable interest rate percent     1.74%    
Debt subject to variable interest rate     $ 65,800,000    
Variable Rate 2 | Credit Agreement          
Line of Credit Facility [Line Items]          
Variable interest rate percent   2.16% 2.12%    
Debt subject to variable interest rate   $ 98,000,000 $ 6,800,000    
Revolving Credit Facility | Credit Agreement          
Line of Credit Facility [Line Items]          
Maximum borrowing capacity       $ 225,000,000  
Revolving Credit Facility | Wells Fargo          
Line of Credit Facility [Line Items]          
Maximum borrowing capacity         $ 175,000,000
Term Loan | Credit Agreement          
Line of Credit Facility [Line Items]          
Maximum borrowing capacity $ 100,000,000        
Bridge Loan | Base Rate | Credit Agreement          
Line of Credit Facility [Line Items]          
Minimum consolidated total leverage ratio   2.25      
Bridge Loan | London Interbank Offered Rate (LIBOR) Market Index Rate | Credit Agreement          
Line of Credit Facility [Line Items]          
Spread on variable rate loans 2.00% 1.25%