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Schedule by Year of Maturities of Operating Leases Liabilities with Original Terms in Excess of One Year (Detail) - USD ($)
$ in Thousands
Jul. 31, 2019
Feb. 01, 2019
Leases [Abstract]    
2020 (excluding the six months ended July 31, 2019) $ 147,926  
2021 275,325  
2022 241,618  
2023 214,691  
2024 181,685  
Thereafter 673,472  
Total undiscounted future minimum lease payments 1,734,717  
Less imputed interest (435,022)  
Total discounted future minimum lease payments $ 1,299,695 $ 1,300,000