Income Taxes (Income Tax Expense and Effective Tax Rates) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Aug. 31, 2023	Aug. 31, 2022	Aug. 31, 2023	Aug. 31, 2022
Income Tax Expense (Benefit), Continuing Operations [Abstract]
Income tax expense	$ 44,600	$ 70,900	$ 131,800	$ 186,900
Effective tax rate	22.90%	21.70%	23.10%	23.70%