v3.26.1
Revenue - Commission Revenue Disaggregated by Product Category (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Disaggregation of Revenue [Line Items]        
Commission $ 1,232,073 $ 1,038,087 $ 2,424,107 $ 2,085,844
Annuities [Member]        
Disaggregation of Revenue [Line Items]        
Commission 727,746 629,763 1,418,323 1,245,357
Mutual funds        
Disaggregation of Revenue [Line Items]        
Commission 262,044 223,317 528,100 457,213
Fixed Income [Member]        
Disaggregation of Revenue [Line Items]        
Commission 82,014 53,014 167,337 114,566
Equities [Member]        
Disaggregation of Revenue [Line Items]        
Commission 58,751 47,811 116,291 96,885
Other [Member]        
Disaggregation of Revenue [Line Items]        
Commission $ 101,518 $ 84,182 $ 194,056 $ 171,823