Quarterly report [Sections 13 or 15(d)]

RELATED PARTY TRANSACTIONS - Narrative (Details)

v3.25.3
RELATED PARTY TRANSACTIONS - Narrative (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Sep. 30, 2025
Sep. 30, 2024
Mar. 31, 2025
Related Party Transaction [Line Items]          
General and administrative expense $ 45,556 $ 40,856 $ 87,531 $ 81,266  
Related party          
Related Party Transaction [Line Items]          
Other assets, percentage of prepayments on future acquisitions 47.00%   47.00%   52.00%
Turlov Family Office Securites LTD | Bank deposits | Related party          
Related Party Transaction [Line Items]          
Customer liabilities, percentage of bank deposits 7.00%   7.00%   13.00%
PC ITS Central Securities Depository Limited | Bank deposits | Related party          
Related Party Transaction [Line Items]          
Customer liabilities, percentage of bank deposits 32.00%   32.00%   1.00%
FFIN Credit | Insurance Liabilities | Related party          
Related Party Transaction [Line Items]          
Liabilities, percentage of insurance activity 99.70%   99.70%   99.70%
Insurance premiums earned, net of reinsurance $ 1,327 94 $ 6,789 94  
Kazakhstan Chess Federation | Preparation services | Related party          
Related Party Transaction [Line Items]          
General and administrative expense 851 4,308 2,459 6,353  
Freedom Youth Football League of Kazakhstan | Preparation services | Related party          
Related Party Transaction [Line Items]          
General and administrative expense $ 2,730 $ 336 $ 5,256 $ 336  
Timur Turlov | Turlov Private Holding          
Related Party Transaction [Line Items]          
Ownership percentage, controlling interest 99.90%   99.90%