Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands		3 Months Ended		9 Months Ended
		Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Revenues:
Commissions		$ 159,054	$ 189,239	$ 541,644	$ 598,432
Principal transactions		118,379	118,977	403,252	436,580
Investment banking		221,858	372,279	747,779	1,088,010
Asset management		300,557	313,862	973,457	887,878
Interest		304,195	141,844	682,384	402,975
Other income		852	18,760	7,823	57,629
Total revenues		1,104,895	1,154,961	3,356,339	3,471,504
Interest expense		59,756	10,023	86,547	38,641
Net revenues	[1]	1,045,139	1,144,938	3,269,792	3,432,863
Non-interest expenses:
Compensation and benefits		611,870	672,385	1,938,270	2,062,353
Occupancy and equipment rental		77,230	72,160	232,507	215,163
Communications and office supplies		43,825	40,432	129,926	123,565
Commissions and floor brokerage		13,576	14,744	44,569	44,424
Provision for credit losses		6,453	(660)	27,478	(15,564)
Other operating expenses		86,416	89,375	245,623	254,503
Total non-interest expenses		839,370	888,436	2,618,373	2,684,444
Income from operations before income tax expense		205,769	256,502	651,419	748,419
Provision for income taxes		54,600	64,126	165,885	184,951
Net income		151,169	192,376	485,534	563,468
Preferred dividends		9,320	9,689	27,961	26,267
Net income available to common shareholders		$ 141,849	$ 182,687	$ 457,573	$ 537,201
Earnings per common share:
Basic		$ 1.30	$ 1.70	$ 4.20	$ 4.99
Diluted		1.21	1.54	3.89	4.54
Cash dividends declared per common share		$ 0.30	$ 0.15	$ 0.90	$ 0.45
Weighted-average number of common shares outstanding:
Basic		108,767	107,379	109,017	107,655
Diluted		117,218	118,475	117,649	118,355

[1] No individual client accounted for more than 10 percent of total net revenues for the three and nine months ended September 30, 2022 and 2021.