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Debt - Narrative (Details)
3 Months Ended
Jul. 15, 2020
Oct. 25, 2019
USD ($)
Aug. 30, 2020
USD ($)
May 31, 2020
USD ($)
Feb. 23, 2020
Dec. 02, 2019
USD ($)
Nov. 30, 2018
USD ($)
Jun. 25, 2018
USD ($)
Nov. 01, 2016
USD ($)
Sep. 23, 2016
USD ($)
Debt Instrument [Line Items]                    
Term loan facility     $ 104,946,000 $ 112,917,000            
BMO | Interest Rate Swap                    
Debt Instrument [Line Items]                    
Interest rate swap contract notional amount           $ 110,000,000.0   $ 30,000,000.0 $ 50,000,000.0  
LIBOR | BMO | Interest Rate Swap                    
Debt Instrument [Line Items]                    
Interest rate           1.526%   2.74% 1.22%  
Credit Agreement With JPMorgan Chase, BMO Harris Bank, and City National Bank | Term loan                    
Debt Instrument [Line Items]                    
Term loan facility                   $ 50,000,000.0
Fourth Amendment | Term loan                    
Debt Instrument [Line Items]                    
Term loan facility             $ 100,000,000.0      
Sixth Amendment                    
Debt Instrument [Line Items]                    
Covenant, leverage ratio     5.00              
Sixth Amendment | Maximum                    
Debt Instrument [Line Items]                    
Additional commitment amount (up to)   $ 10,000,000.0                
Sixth Amendment | Term loan                    
Debt Instrument [Line Items]                    
Term loan facility   120,000,000.0                
Periodic payment   3,000,000.0                
Seventh Amendment                    
Debt Instrument [Line Items]                    
Covenant, leverage ratio         5.75          
Quarterly decrease in leverage ratio     0.25              
Final fixed leverage ratio     3.50              
Seventh Amendment | Minimum | Prime Rate                    
Debt Instrument [Line Items]                    
Basis spread on variable rate     0.25%              
Seventh Amendment | Minimum | Eurodollar                    
Debt Instrument [Line Items]                    
Basis spread on variable rate     1.25%              
Seventh Amendment | Maximum | Prime Rate                    
Debt Instrument [Line Items]                    
Basis spread on variable rate     3.00%              
Seventh Amendment | Maximum | Eurodollar                    
Debt Instrument [Line Items]                    
Basis spread on variable rate     4.00%              
Eighth Amendment                    
Debt Instrument [Line Items]                    
Debt agreement, percentage of EBITDA 20.00%                  
Eighth Amendment | Minimum                    
Debt Instrument [Line Items]                    
Commitment fee percentage 0.15%                  
Eighth Amendment | Minimum | Prime Rate                    
Debt Instrument [Line Items]                    
Basis spread on variable rate 0.75%                  
Eighth Amendment | Minimum | Eurodollar                    
Debt Instrument [Line Items]                    
Basis spread on variable rate 1.75%                  
Eighth Amendment | Maximum                    
Debt Instrument [Line Items]                    
Commitment fee percentage 0.55%                  
Eighth Amendment | Maximum | Prime Rate                    
Debt Instrument [Line Items]                    
Basis spread on variable rate 3.50%                  
Eighth Amendment | Maximum | Eurodollar                    
Debt Instrument [Line Items]                    
Basis spread on variable rate 4.50%                  
Revolving Credit Facility | Credit Agreement With JPMorgan Chase, BMO Harris Bank, and City National Bank                    
Debt Instrument [Line Items]                    
Revolving line of credit                   $ 100,000,000.0
Revolving Credit Facility | Fourth Amendment                    
Debt Instrument [Line Items]                    
Revolving line of credit             $ 105,000,000.0      
Revolving Credit Facility | Sixth Amendment                    
Debt Instrument [Line Items]                    
Revolving line of credit   $ 100,000,000.0                
Revolving Credit Facility | Sixth Amendment | Eurodollar                    
Debt Instrument [Line Items]                    
Line of credit outstanding     $ 69,000,000.0              
Line of credit facility, interest rate     4.66%