XML 118 R89.htm IDEA: XBRL DOCUMENT v3.26.1
Intangible Assets, net - Schedule of Intangible Assets (Details) - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Dec. 31, 2025
Dec. 31, 2024
Finite-Lived Intangible Assets [Line Items]        
Gross Carrying Amount     $ 309,172 $ 290,358
Impairment/Disposals     (600) 0
Accumulated Amortization     (38,419) (21,795)
Net Carrying Amount     270,153 268,563
Goodwill, period increase (decrease)     8,124 16,062
Foreign currency translation differences     4,100 (1,300)
Non-amortized intangible assets        
Gross Carrying Amount     201,004  
Impairment     $ (35,000) $ (44,900)
Impairment, Intangible Asset, Statement of Income or Comprehensive Income [Extensible Enumeration]     Goodwill and Intangible Asset Impairment Goodwill and Intangible Asset Impairment
Net Carrying Amount     $ 166,004  
Intangible Assets, Gross Carrying Amount     510,176 $ 536,258
Intangible Assets, Impairment     (35,600) (44,900)
Intangible Assets, Net Carrying Amount     436,157 469,563
Kontora Family Office GmbH ("Kontora")        
Finite-Lived Intangible Assets [Line Items]        
Intangible assets acquired     14,800  
Adjustments to intangibles     (700)  
Pointwise Partners Limited ("PW"), East End Advisors, LLC ("EEA"), And Envoi, LLC (“Envoi”)        
Finite-Lived Intangible Assets [Line Items]        
Intangible assets acquired       99,300
East End Advisors, LLC ("EEA")        
Finite-Lived Intangible Assets [Line Items]        
Adjustments to intangibles       (4,600)
Envoi Acquisition        
Finite-Lived Intangible Assets [Line Items]        
Goodwill, period increase (decrease)       (1,000)
Investment management agreements        
Non-amortized intangible assets        
Gross Carrying Amount     201,000 245,900
Impairment $ (35,000) $ (44,900) $ (35,000)  
Impairment, Intangible Asset, Statement of Income or Comprehensive Income [Extensible Enumeration] Goodwill and Intangible Asset Impairment Goodwill and Intangible Asset Impairment Goodwill and Intangible Asset Impairment  
Net Carrying Amount     $ 166,000 $ 201,000
Other intangible asset        
Non-amortized intangible assets        
Gross Carrying Amount     4  
Impairment     $ 0  
Impairment, Intangible Asset, Statement of Income or Comprehensive Income [Extensible Enumeration]     Goodwill and Intangible Asset Impairment  
Net Carrying Amount     $ 4  
Customer relationships        
Finite-Lived Intangible Assets [Line Items]        
Weighted Average Amortization Period (in years)     22 years 22 years 3 months 18 days
Gross Carrying Amount     $ 290,419 $ 277,117
Impairment/Disposals     0 0
Accumulated Amortization     (33,235) (18,999)
Net Carrying Amount     $ 257,184 $ 258,118
Trade names        
Finite-Lived Intangible Assets [Line Items]        
Weighted Average Amortization Period (in years)     9 years 3 months 18 days 9 years 4 months 24 days
Gross Carrying Amount     $ 12,238 $ 11,941
Impairment/Disposals     0 0
Accumulated Amortization     (3,828) (2,351)
Net Carrying Amount     $ 8,410 $ 9,590
License        
Finite-Lived Intangible Assets [Line Items]        
Weighted Average Amortization Period (in years)     15 years  
Gross Carrying Amount     $ 4,535  
Impairment/Disposals      
Accumulated Amortization     (195)  
Net Carrying Amount     $ 4,340  
Acquired internally developed software        
Finite-Lived Intangible Assets [Line Items]        
Weighted Average Amortization Period (in years)     5 years 5 years
Gross Carrying Amount     $ 1,300 $ 1,300
Impairment/Disposals     (600) 0
Accumulated Amortization     (505) (445)
Net Carrying Amount     $ 195 $ 855
Other intangible asset        
Finite-Lived Intangible Assets [Line Items]        
Weighted Average Amortization Period (in years)     1 year 6 months  
Gross Carrying Amount     $ 680  
Impairment/Disposals     0  
Accumulated Amortization     (656)  
Net Carrying Amount     $ 24