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Leases - Narrative (Details) - USD ($)
12 Months Ended
Nov. 30, 2019
Nov. 30, 2018
Nov. 30, 2020
Lessee, Lease, Description [Line Items]      
Operating leases, rent expense $ 48,100,000 $ 58,500,000  
Distribution Facility      
Lessee, Lease, Description [Line Items]      
Capital leases, balance sheet, assets by major class, net     $ 315,000,000
Residual value of leased asset     $ 0.75