Benefit Plans - Changes in Projected Benefit Obligation and Components of Net Periodic Pension Costs (Details) - United States - USD ($) $ in Thousands	12 Months Ended
	Nov. 30, 2024	Nov. 30, 2023	Nov. 30, 2022
Change in projected benefit obligation:
Projected benefit obligation, beginning of year	$ 163,870	$ 172,066
Interest cost	7,986	7,981	$ 5,805
Actuarial (gains) losses	3,455	(5,289)
Settlements	0	0
Benefits paid	(12,238)	(10,888)
Projected benefit obligation, end of year	163,073	163,870	172,066
Change in plan assets:
Fair value of plan assets, beginning of year	141,177	147,272
Actual return on plan assets	18,980	6,094
Employer contributions	3,530	1,000
Benefits paid	(12,238)	(10,888)
Settlements	0	0
Administrative expenses paid	(1,778)	(2,301)
Fair value of plan assets, end of year	149,671	141,177	$ 147,272
Funded status at end of year	$ (13,402)	$ (22,693)