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Long-Term Debt - Narrative (Details) - USD ($)
Apr. 26, 2020
Jan. 26, 2020
Nov. 07, 2019
Amounts outstanding $ 193,000,000 $ 197,000,000  
Revolving loans      
Facilities, maximum borrowing capacity     $ 600,000,000.0
Undrawn capacity 407,000,000.0    
Amounts outstanding 193,000,000.0 $ 197,000,000  
Swingline Loans      
Long-term line of credit 0    
Foreign Line of Credit      
Long-term line of credit $ 0