Compensation Plans - Schedule of Activity in RSUs (Details) - $ / shares	12 Months Ended
	Nov. 30, 2022	Nov. 30, 2021	Nov. 30, 2020
Restricted stock units (RSUs) | Senior executive compensation plan awards
Restricted Stock
Nonvested balance, beginning of period (in shares)	2,867,000	4,189,000	6,491,000
Grants (in shares)	537,000	74,000	187,000
Forfeited (in shares)	0	(1,396,000)	(15,000)
Fulfillment of vesting requirement (in shares)	(1,433,000)	0	(2,474,000)
Nonvested balance, end of period (in shares)	1,971,000	2,867,000	4,189,000
Weighted- Average Grant Date Fair Value
Nonvested balance, beginning of period (in dollars per share)	$ 25.43	$ 24.75	$ 23.13
Grants (in dollars per share)	35.44	29.81	15.19
Forfeited (in dollars per share)	0	25.31	19.01
Fulfillment of vesting requirement (in dollars per share)	25.43	0	19.80
Nonvested balance, end of period (in dollars per share)	$ 28.16	$ 25.43	$ 24.75
Restricted stock units with future service required
Restricted Stock
Nonvested balance, beginning of period (in shares)	48,000	21,000	10,000
Grants (in shares)	2,299,000	80,000	14,000
Distributions of underlying shares (in shares)	0	0	0
Forfeited (in shares)	0	0	0
Fulfillment of vesting requirement (in shares)	(39,000)	(53,000)	(3,000)
Nonvested balance, end of period (in shares)	2,308,000	48,000	21,000
Weighted- Average Grant Date Fair Value
Nonvested balance, beginning of period (in dollars per share)	$ 24.07	$ 14.99	$ 18.83
Grants (in dollars per share)	33.75	27.10	13.20
Distribution of underlying shares (in dollars per share)	0	0	0
Forfeited (in dollars per share)	0	0	0
Fulfillment of vesting requirement (in dollars per share)	24.67	25.03	18.83
Nonvested balance, end of period (in dollars per share)	$ 33.70	$ 24.07	$ 14.99
Restricted stock units with no future service required
Restricted Stock
Vested balance, beginning of period (in shares)	17,193,000	18,543,000	15,667,000
Grants (in shares)	472,000	445,000	487,000
Distributions of underlying shares (in shares)	(6,453,000)	(1,803,000)	(88,000)
Forfeited (in shares)	0	0	0
Fulfillment of vesting requirement (in shares)	(1,443,000)	(8,000)	(2,477,000)
Vested balance, end of period (in shares)	12,655,000	17,193,000	18,543,000
Weighted- Average Grant Date Fair Value
Balance, beginning of period (in dollars per share)	$ 20.64	$ 20.97	$ 21.35
Grants (in dollars per share)	28.79	30.03	15.73
Distribution of underlying shares (in dollars per share)	14.65	26.32	25.48
Forfeited (in dollars per share)	0	0	0
Fulfillment of vesting requirement (in dollars per share)	25.38	15.52	19.80
Balance, end of period, weighted average grant date fair value (in dollars per share)	$ 24.55	$ 20.64	$ 20.97
Restricted stock units with no future service required | Senior executive compensation plan awards
Restricted Stock
Fulfillment of vesting requirement (in shares)	(1,433)	0	(2,474)