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Debt - Narrative (Details)
3 Months Ended 6 Months Ended
Feb. 11, 2020
USD ($)
Oct. 20, 2016
Mar. 29, 2020
letter_of_credit
Jun. 28, 2020
USD ($)
letter_of_credit
Dec. 31, 2019
USD ($)
Oct. 26, 2016
USD ($)
Debt Instrument [Line Items]            
Maximum borrowing capacity $ 572,100,000          
Number of letters of credit outstanding | letter_of_credit     11 11    
Letters of credit outstanding, amount       $ 21,200,000 $ 21,200,000  
Total debt       $ 628,103,000 772,101,000  
Base Rate | Addition to Federal Funds Rate            
Debt Instrument [Line Items]            
Debt instrument, basis spread on variable rate   0.50%        
London Interbank Offered Rate (LIBOR) | Addition to LIBO Rate            
Debt Instrument [Line Items]            
Debt instrument, basis spread on variable rate   1.00%        
First Term Loan | Secured Debt            
Debt Instrument [Line Items]            
Debt instrument, face amount 128,800,000         $ 499,300,000
Debt instrument increase (decrease) $ 136,500,000          
Debt instrument, interest rate during period (as a percent)     7.40% 6.50%    
Total debt       $ 499,320,000 506,772,000  
First Term Loan | Base Rate | Secured Debt            
Debt Instrument [Line Items]            
Debt instrument, basis spread on variable rate   4.50%        
First Term Loan | London Interbank Offered Rate (LIBOR) | Secured Debt            
Debt Instrument [Line Items]            
Debt instrument, basis spread on variable rate   5.50%        
Second Term Loan | Secured Debt            
Debt Instrument [Line Items]            
Debt instrument, face amount           128,800,000
Debt instrument, interest rate during period (as a percent)     11.40% 10.50%    
Total debt       $ 128,783,000 265,329,000  
Second Term Loan | Base Rate | Secured Debt            
Debt Instrument [Line Items]            
Debt instrument, basis spread on variable rate   8.50%        
Second Term Loan | London Interbank Offered Rate (LIBOR) | Secured Debt            
Debt Instrument [Line Items]            
Debt instrument, basis spread on variable rate   9.50%        
Revolving Credit Facility | Revolving Credit Facility | Line of Credit            
Debt Instrument [Line Items]            
Maximum borrowing capacity           $ 150,000,000.0
Remaining borrowing capacity       $ 83,500,000 $ 121,800,000  
Applicable interest rate (as a percent)       4.00% 5.80%  
Total debt       $ 0 $ 0  
Revolving Credit Facility | Revolving Credit Facility | Base Rate | Minimum | Line of Credit            
Debt Instrument [Line Items]            
Debt instrument, basis spread on variable rate   0.80%        
Revolving Credit Facility | Revolving Credit Facility | Base Rate | Maximum | Line of Credit            
Debt Instrument [Line Items]            
Debt instrument, basis spread on variable rate   1.30%        
Revolving Credit Facility | Revolving Credit Facility | London Interbank Offered Rate (LIBOR) | Minimum | Line of Credit            
Debt Instrument [Line Items]            
Debt instrument, basis spread on variable rate   1.80%        
Revolving Credit Facility | Revolving Credit Facility | London Interbank Offered Rate (LIBOR) | Maximum | Line of Credit            
Debt Instrument [Line Items]            
Debt instrument, basis spread on variable rate   2.30%