Derivative Financial Instruments - Fair Value and Related Number of Derivative Contracts Categorized by Type of Derivative Contract (Details) $ in Thousands	Feb. 28, 2022 USD ($) Contract	Nov. 30, 2021 USD ($) Contract
Derivatives, Fair Value [Line Items]
Net amounts per consolidated statements of financial condition, assets	$ 437,453	$ 568,959
Net amounts per consolidated statements of financial condition, liabilities	912,065	1,403,504
Exchange-traded
Derivatives, Fair Value [Line Items]
Fair value, assets	939,727	1,208,316
Fair value, liabilities	718,438	1,036,998
Amounts offset in the consolidated statements of financial condition, assets	(716,499)	(1,008,091)
Amounts offset in the consolidated statements of financial condition, liabilities	(716,499)	(1,008,091)
Cleared OTC
Derivatives, Fair Value [Line Items]
Fair value, assets	1,218,071	493,261
Fair value, liabilities	1,199,297	508,333
Amounts offset in the consolidated statements of financial condition, assets	(1,189,030)	(483,339)
Amounts offset in the consolidated statements of financial condition, liabilities	(1,199,297)	(508,333)
Bilateral OTC
Derivatives, Fair Value [Line Items]
Fair value, assets	1,525,539	2,171,948
Fair value, liabilities	2,479,659	3,559,183
Amounts offset in the consolidated statements of financial condition, assets	(1,340,355)	(1,813,136)
Amounts offset in the consolidated statements of financial condition, liabilities	(1,569,533)	(2,184,586)
Derivatives designated as accounting hedges
Derivatives, Fair Value [Line Items]
Fair value, assets	33,238	66,188
Fair value, liabilities	56,705	32,200
Derivatives designated as accounting hedges \| Interest rate contracts \| Cleared OTC
Derivatives, Fair Value [Line Items]
Fair value, assets	$ 13,714	$ 35,726
Number of contracts, assets \| Contract	1	2
Fair value, liabilities	$ 56,705	$ 32,200
Number of contracts, liabilities \| Contract	2	1
Derivatives designated as accounting hedges \| Foreign exchange contracts \| Bilateral OTC
Derivatives, Fair Value [Line Items]
Fair value, assets	$ 19,524	$ 30,462
Number of contracts, assets \| Contract	4	4
Fair value, liabilities	$ 0	$ 0
Number of contracts, liabilities \| Contract	0	0
Derivatives not designated as accounting hedges
Derivatives, Fair Value [Line Items]
Fair value, assets	$ 3,650,099	$ 3,807,337
Fair value, liabilities	4,340,689	5,072,314
Derivatives not designated as accounting hedges \| Interest rate contracts \| Exchange-traded
Derivatives, Fair Value [Line Items]
Fair value, assets	$ 3,787	$ 1,262
Number of contracts, assets \| Contract	32,961	23,888
Fair value, liabilities	$ 2,896	$ 756
Number of contracts, liabilities \| Contract	75,002	39,195
Derivatives not designated as accounting hedges \| Interest rate contracts \| Cleared OTC
Derivatives, Fair Value [Line Items]
Fair value, assets	$ 1,110,870	$ 373,355
Number of contracts, assets \| Contract	3,824	4,505
Fair value, liabilities	$ 1,038,884	$ 367,134
Number of contracts, liabilities \| Contract	3,865	4,467
Derivatives not designated as accounting hedges \| Interest rate contracts \| Bilateral OTC
Derivatives, Fair Value [Line Items]
Fair value, assets	$ 336,238	$ 322,353
Number of contracts, assets \| Contract	791	1,037
Fair value, liabilities	$ 434,723	$ 283,481
Number of contracts, liabilities \| Contract	958	967
Derivatives not designated as accounting hedges \| Foreign exchange contracts \| Bilateral OTC
Derivatives, Fair Value [Line Items]
Fair value, assets	$ 869,171	$ 1,428,712
Number of contracts, assets \| Contract	15,664	17,792
Fair value, liabilities	$ 858,003	$ 1,437,116
Number of contracts, liabilities \| Contract	15,520	17,576
Derivatives not designated as accounting hedges \| Equity contracts \| Exchange-traded
Derivatives, Fair Value [Line Items]
Fair value, assets	$ 935,862	$ 1,206,606
Number of contracts, assets \| Contract	1,706,804	1,582,713
Fair value, liabilities	$ 715,512	$ 1,036,019
Number of contracts, liabilities \| Contract	1,589,013	1,450,624
Derivatives not designated as accounting hedges \| Equity contracts \| Bilateral OTC
Derivatives, Fair Value [Line Items]
Fair value, assets	$ 293,800	$ 377,132
Number of contracts, assets \| Contract	6,084	2,888
Fair value, liabilities	$ 1,174,659	$ 1,824,418
Number of contracts, liabilities \| Contract	6,263	2,682
Derivatives not designated as accounting hedges \| Commodity contracts \| Exchange-traded
Derivatives, Fair Value [Line Items]
Fair value, assets	$ 78	$ 448
Number of contracts, assets \| Contract	1,931	1,394
Fair value, liabilities	$ 30	$ 223
Number of contracts, liabilities \| Contract	1,860	1,457
Derivatives not designated as accounting hedges \| Commodity contracts \| Bilateral OTC
Derivatives, Fair Value [Line Items]
Fair value, assets		$ 0
Number of contracts, assets \| Contract		1
Fair value, liabilities		$ 0
Number of contracts, liabilities \| Contract		0
Derivatives not designated as accounting hedges \| Credit contracts \| Cleared OTC
Derivatives, Fair Value [Line Items]
Fair value, assets	$ 93,487	$ 84,180
Number of contracts, assets \| Contract	131	132
Fair value, liabilities	$ 103,708	$ 108,999
Number of contracts, liabilities \| Contract	140	128
Derivatives not designated as accounting hedges \| Credit contracts \| Bilateral OTC
Derivatives, Fair Value [Line Items]
Fair value, assets	$ 6,806	$ 13,289
Number of contracts, assets \| Contract	14	14
Fair value, liabilities	$ 12,274	$ 14,168
Number of contracts, liabilities \| Contract	14	17

The number of derivative instruments of a particular derivative asset or group of derivative assets held by the entity.

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Fair value, before effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets elected not to be offset. Excludes assets not subject to a master netting arrangement.

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Fair value, after effects of master netting arrangements, of financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset offset against an obligation to return collateral. Includes assets not subject to a master netting arrangement and not elected to be offset.

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Fair value, before effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities elected not to be offset. Excludes liabilities not subject to a master netting arrangement.

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Fair value, after effects of master netting arrangements, of financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset offset against the right to receive collateral. Includes liabilities not subject to a master netting arrangement and not elected to be offset.

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The number of derivative instruments of a particular derivative liability or group of derivative liabilities held by the entity.

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Fair value of obligations arising from derivatives and other contracts sold short.

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