Segment Reporting - Net Revenues by Geographic Region (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	May 31, 2026	May 31, 2025	May 31, 2026	May 31, 2025
Revenues
Net revenues	$ 2,206,451	$ 1,634,447	$ 4,223,581	$ 3,227,466
Maximum
Revenues
Net revenues	2,206,500	1,634,400	4,223,600	3,227,500
Americas
Revenues
Net revenues	1,529,700	990,300	2,935,500	2,097,300
Europe and the Middle East
Revenues
Net revenues	477,300	488,200	913,600	859,100
Asia-Pacific
Revenues
Net revenues	$ 199,500	$ 155,900	$ 374,500	$ 271,100

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income after deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).