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Fair Value Disclosures (Carrying Values and Estimated Fair Values of Financial Instruments) (Details) - Senior Notes - Level 2 - USD ($)
$ in Thousands
Nov. 30, 2022
Nov. 30, 2021
Carrying Value    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Senior notes [1] $ 1,326,266 $ 1,679,700
Estimated Fair Value    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Senior notes $ 1,205,875 $ 1,796,500
[1] The carrying value for the senior notes, as presented, includes unamortized debt issuance costs. Debt issuance costs are not factored into the estimated fair values of these notes