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Leases - Summary of Maturities of Lease Liabilities (Detail) $ in Thousands	Oct. 31, 2019 USD ($)
Operating
2020 (excluding the six months ended October 31, 2019)	$ 30,609
2021	55,843
2022	48,661
2023	41,648
2024	35,904
Thereafter	75,748
Total lease payments	288,413
Less: imputed interest	39,654
Total	248,759
Financing
2020 (excluding the six months ended October 31, 2019)	930
2021	1,466
2022	1,003
2023	365
2024	132
Thereafter	18
Total lease payments	3,914
Less: imputed interest	210
Total	$ 3,704

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