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Leases (Undiscounted operating lease liability maturity) (Details)
$ in Thousands
Oct. 31, 2020
USD ($)
Leases [Abstract]  
2021 $ 27,018
2022 26,562
2023 25,736
2024 25,675
2025 26,046
2026-thereafter 225,396
Total undiscounted operating lease payments $ 356,433