v3.26.1
Segment information - Schedule of Reported Revenue and Pre-Tax Income (Loss) (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Revenue        
Revenue $ 454,876 $ 373,178 $ 899,971 $ 741,003
Less :        
Compensation expenses 307,141 239,074 603,142 466,165
Other segment items 108,290 101,894 284,385 201,252
Pre-tax income (loss) 39,445 32,210 12,444 73,586
Corporate/Other        
Revenue        
Revenue 3,042 3,776 5,335 6,354
Less :        
Compensation expenses 32,755 26,173 60,317 46,272
Other segment items 9,038 4,363 89,765 8,233
Pre-tax income (loss) (38,751) (26,760) (144,747) (48,151)
Wealth Management | Operating Segments        
Revenue        
Revenue 272,671 246,421 526,351 488,407
Less :        
Compensation expenses 164,514 132,291 320,314 251,939
Other segment items 52,503 51,296 106,829 105,770
Pre-tax income (loss) 55,654 62,834 99,208 130,698
Wealth Management | Operating Segments | Stock Appreciation Rights (SARs)        
Less :        
Compensation expenses 24,800 8,300 47,200 5,500
Capital Markets | Operating Segments        
Revenue        
Revenue 179,163 122,981 368,285 246,242
Less :        
Compensation expenses 109,872 80,610 222,511 167,954
Other segment items 46,749 46,235 87,791 87,249
Pre-tax income (loss) $ 22,542 $ (3,864) $ 57,983 $ (8,961)