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Income Taxes (Income Tax Benefit (Provision) (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
May 31, 2021
May 31, 2020
May 31, 2021
May 31, 2020
Income Tax Disclosure [Abstract]        
Provision for income taxes $ 260,113 $ 160,479 $ 570,218 $ 192,808
Effective tax rate 23.80% 23.70% 23.70% 17.40%