v3.26.1
Goodwill and Intangibles - Schedule of Intangible Assets (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Intangible Asset, Indefinite-Lived [Line Items]          
Accumulated amortization, beginning balance     $ (166,800) $ (145,108)  
Amortization expense $ (5,815) $ (6,150) (11,224) (11,468)  
Accumulated amortization, adjustment for fully amortized intangibles       2,200  
Accumulated amortization, impact of exchange rate movements     137 (23)  
Accumulated amortization, ending balance (177,887) (154,399) (177,887) (154,399)  
Total intangible assets, net balance 273,509 119,499 273,509 119,499 $ 107,268
Management and Advisory Contracts          
Intangible Asset, Indefinite-Lived [Line Items]          
Accumulated amortization, beginning balance     (155,462) (134,494)  
Amortization expense     (9,299) (10,079)  
Accumulated amortization, adjustment for fully amortized intangibles       0  
Accumulated amortization, impact of exchange rate movements     115 (20)  
Accumulated amortization, ending balance (164,646) (144,593) (164,646) (144,593)  
Total intangible assets, net balance 223,677 71,520 223,677 71,520  
Investor and Intermediary Relationships          
Intangible Asset, Indefinite-Lived [Line Items]          
Accumulated amortization, beginning balance     (204) 0  
Amortization expense     (427) (51)  
Accumulated amortization, adjustment for fully amortized intangibles       0  
Accumulated amortization, impact of exchange rate movements     15 (1)  
Accumulated amortization, ending balance (616) (52) (616) (52)  
Total intangible assets, net balance 13,527 10,378 13,527 10,378  
Trade Names          
Intangible Asset, Indefinite-Lived [Line Items]          
Accumulated amortization, beginning balance     (10,882) (8,322)  
Amortization expense     (1,403) (1,278)  
Accumulated amortization, adjustment for fully amortized intangibles       0  
Accumulated amortization, impact of exchange rate movements     0 0  
Accumulated amortization, ending balance (12,285) (9,600) (12,285) (9,600)  
Total intangible assets, net balance 35,841 36,952 35,841 36,952  
Technology          
Intangible Asset, Indefinite-Lived [Line Items]          
Accumulated amortization, beginning balance     (252) (2,292)  
Amortization expense     (95) (60)  
Accumulated amortization, adjustment for fully amortized intangibles       2,200  
Accumulated amortization, impact of exchange rate movements     7 (2)  
Accumulated amortization, ending balance (340) (154) (340) (154)  
Total intangible assets, net balance 464 649 464 649  
Indefinite-Lived Intangible Assets          
Intangible Asset, Indefinite-Lived [Line Items]          
Intangible assets gross carrying amount, beginning balance     17,405 17,405  
Indefinite-lived intangible assets, Impact of exchange rate movements     0 0  
Intangible assets gross carrying amount, ending balance 17,405 17,405 17,405 17,405  
Indefinite-Lived Intangible Assets | Management and Advisory Contracts          
Intangible Asset, Indefinite-Lived [Line Items]          
Intangible assets gross carrying amount, beginning balance     0 0  
Indefinite-lived intangible assets, Impact of exchange rate movements     0    
Intangible assets gross carrying amount, ending balance 0 0 0 0  
Indefinite-Lived Intangible Assets | Investor and Intermediary Relationships          
Intangible Asset, Indefinite-Lived [Line Items]          
Intangible assets gross carrying amount, beginning balance     0 0  
Indefinite-lived intangible assets, Impact of exchange rate movements     0 0  
Intangible assets gross carrying amount, ending balance 0 0 0 0  
Indefinite-Lived Intangible Assets | Trade Names          
Intangible Asset, Indefinite-Lived [Line Items]          
Intangible assets gross carrying amount, beginning balance     17,375 17,375  
Indefinite-lived intangible assets, Impact of exchange rate movements     0 0  
Intangible assets gross carrying amount, ending balance 17,375 17,375 17,375 17,375  
Indefinite-Lived Intangible Assets | Technology          
Intangible Asset, Indefinite-Lived [Line Items]          
Intangible assets gross carrying amount, beginning balance     30 30  
Indefinite-lived intangible assets, Impact of exchange rate movements     0 0  
Intangible assets gross carrying amount, ending balance 30 30 30 30  
Finite-Lived Intangible Assets          
Intangible Asset, Indefinite-Lived [Line Items]          
Intangible assets gross carrying amount, beginning balance     256,663 225,292  
Finite-lived intangible assets, additions, net of adjustments     178,400 31,306  
Finite-lived intangible assets, adjustment for fully amortized intangibles       (2,200)  
Finite-lived intangible assets, Impact of exchange rate movements     (1,072) 2,095  
Intangible assets gross carrying amount, ending balance 433,991 256,493 433,991 256,493  
Finite-Lived Intangible Assets | Management and Advisory Contracts          
Intangible Asset, Indefinite-Lived [Line Items]          
Intangible assets gross carrying amount, beginning balance     216,211 194,666  
Finite-lived intangible assets, additions, net of adjustments     172,800 20,102  
Finite-lived intangible assets, adjustment for fully amortized intangibles       0  
Finite-lived intangible assets, Impact of exchange rate movements     (688) 1,345  
Intangible assets gross carrying amount, ending balance 388,323 216,113 388,323 216,113  
Finite-Lived Intangible Assets | Investor and Intermediary Relationships          
Intangible Asset, Indefinite-Lived [Line Items]          
Intangible assets gross carrying amount, beginning balance     10,478 0  
Finite-lived intangible assets, additions, net of adjustments     4,000 9,776  
Finite-lived intangible assets, adjustment for fully amortized intangibles       0  
Finite-lived intangible assets, Impact of exchange rate movements     (335) 654  
Intangible assets gross carrying amount, ending balance 14,143 10,430 14,143 10,430  
Finite-Lived Intangible Assets | Trade Names          
Intangible Asset, Indefinite-Lived [Line Items]          
Intangible assets gross carrying amount, beginning balance     29,181 28,240  
Finite-lived intangible assets, additions, net of adjustments     1,600 879  
Finite-lived intangible assets, adjustment for fully amortized intangibles       0  
Finite-lived intangible assets, Impact of exchange rate movements     (30) 58  
Intangible assets gross carrying amount, ending balance 30,751 29,177 30,751 29,177  
Finite-Lived Intangible Assets | Technology          
Intangible Asset, Indefinite-Lived [Line Items]          
Intangible assets gross carrying amount, beginning balance     793 2,386  
Finite-lived intangible assets, additions, net of adjustments     0 549  
Finite-lived intangible assets, adjustment for fully amortized intangibles       (2,200)  
Finite-lived intangible assets, Impact of exchange rate movements     (19) 38  
Intangible assets gross carrying amount, ending balance $ 774 $ 773 $ 774 $ 773