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Long-Term Debt, Exclusive of Current Installments (Detail) - USD ($)
$ in Thousands
Feb. 02, 2019
Feb. 03, 2018
Debt Instrument [Line Items]    
Debt issuance cost $ (10,364) $ (12,506)
Long-term debt 2,233,616 2,230,607
2.50% Ten-Year Notes    
Debt Instrument [Line Items]    
Long-term debt 499,811 499,766
2.75% Seven-Year Notes    
Debt Instrument [Line Items]    
Long-term debt 749,826 749,750
2.25% Ten-Year Notes    
Debt Instrument [Line Items]    
Long-term debt $ 994,343 $ 993,597