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Debt - Narrative (Details) - USD ($)
May 31, 2018
Jan. 01, 2022
Jan. 02, 2021
Debt Instrument [Line Items]      
Long-term debt   $ 177,829,000 $ 175,365,000
Debt issuance costs current   400,000  
Debt issuance cost noncurrent   $ 100,000  
Interest coverage ratio   4.0  
Consolidated leverage ratio   3.5  
Revolving credit facility with interest at a variable rate (January 1, 2022 - 1.1%; January 2, 2021 - 1.2%)      
Debt Instrument [Line Items]      
Long-term debt   $ 75,000,000 $ 75,000,000
Outstanding revolving credit facility   75,000,000  
Maximum line of credit facility borrowing capacity   450,000,000  
Remaining borrowing capacity   $ 375,000,000  
Fixed interest rate   1.10% 1.20%
Private Placement Notes      
Debt Instrument [Line Items]      
Fair value of debt   $ 114,000,000  
Debt issuance cost noncurrent   400,000  
Outstanding revolving credit facility   $ 100,000,000  
Fixed rate notes due in 2025 with an interest rate of 4.22%      
Debt Instrument [Line Items]      
Borrowings $ 50,000,000    
Debt instrument term 7 years    
Fixed interest rate 4.22%    
Fixed rate notes due in 2028 with an interest rate of 4.40%      
Debt Instrument [Line Items]      
Borrowings $ 50,000,000    
Debt instrument term 10 years    
Fixed interest rate 4.40%