Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Nov. 30, 2023	Nov. 30, 2022	Nov. 30, 2021
Statement of Comprehensive Income [Abstract]
Net income	$ 590,177	$ 816,666	$ 564,746
Net actuarial gain arising during the period	2,720	17,463	2,664
Amortization of net actuarial (gain) loss	(112)	1,090	1,575
Amortization of prior service cost	0	0	86
Other comprehensive income before tax	2,608	18,553	4,325
Income tax expense related to items of other comprehensive income	(704)	(5,009)	(1,168)
Other comprehensive income, net of tax	1,904	13,544	3,157
Comprehensive income	$ 592,081	$ 830,210	$ 567,903