Income Taxes (Deferred Income Taxes Assets And Liabilities, Carrying Amount) (Details) - USD ($) $ in Thousands	Nov. 30, 2022	Nov. 30, 2021
Deferred tax assets:
Inventory valuation adjustments	$ 83,330	$ 94,624
Reserves and accruals	199,451	187,466
Net operating loss carryforwards	61,741	74,902
Capitalized expenses	241,887	174,405
Investments in unconsolidated entities	16,311	48,913
Employee stock incentive plan	37,573	37,813
Other assets	82,673	49,828
Total deferred tax assets	722,966	667,951
Valuation allowance	(2,903)	(2,693)
Total deferred tax assets after valuation allowance	720,063	665,258
Deferred tax liabilities:
Capitalized expenses	177,726	187,332
Deferred income	253,659	272,827
Unrealized gains on investments in equity securities	0	164,534
Other liabilities	46,270	44,810
Total deferred tax liabilities	477,655	669,503
Net deferred tax assets	$ 242,408
Net deferred tax liabilities		$ (4,245)