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Schedule by Year of Maturities of Operating Leases Liabilities with Original Terms in Excess of One Year (Detail) $ in Thousands	Jan. 31, 2020 USD ($)
Leases [Abstract]
2021	$ 306,706
2022	275,257
2023	241,393
2024	207,707
2025	170,948
Thereafter	588,788
Total undiscounted future minimum lease payments	1,790,799
Less imputed interest	(431,711)
Total discounted future minimum lease payments	$ 1,359,088

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Amount of lessee's undiscounted obligation for lease payments for operating lease.

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-Publisher FASB
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-SubTopic 20
-Section 50
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