Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Revenues:
Commissions	$ 183,317	$ 165,358	$ 368,793	$ 334,908
Principal transactions	153,574	105,700	292,588	221,222
Investment banking	233,281	166,825	447,230	378,704
Asset management	380,757	320,264	748,233	635,833
Interest	498,152	482,770	1,004,980	934,334
Other income	16,180	894	21,130	(1,399)
Total revenues	1,465,261	1,241,811	2,882,954	2,503,602
Interest expense	247,329	191,090	501,984	346,088
Net revenues	1,217,932	1,050,721	2,380,970	2,157,514
Non-interest expenses:
Compensation and benefits	722,719	615,667	1,402,414	1,266,857
Occupancy and equipment rental	89,852	84,604	178,564	166,744
Communications and office supplies	48,181	44,969	95,548	91,105
Commissions and floor brokerage	14,383	14,112	30,150	28,552
Provision for credit losses	2,954	7,824	8,222	12,744
Other operating expenses	112,949	102,160	220,487	200,244
Total non-interest expenses	991,038	869,336	1,935,385	1,766,246
Income from operations before income tax expense	226,894	181,385	445,585	391,268
Provision for income taxes	61,600	47,033	116,716	99,377
Net income	165,294	134,352	328,869	291,891
Preferred dividends	9,321	9,320	18,641	18,640
Net income available to common shareholders	$ 155,973	$ 125,032	$ 310,228	$ 273,251
Earnings per common share:
Basic	$ 1.5	$ 1.16	$ 2.98	$ 2.52
Diluted	1.41	1.1	2.82	2.38
Cash dividends declared per common share	$ 0.42	$ 0.36	$ 0.84	$ 0.72
Weighted-average number of common shares outstanding:
Basic	104,150	107,944	104,217	108,360
Diluted	110,285	113,864	110,156	114,658