Quarterly report [Sections 13 or 15(d)]

CASH AND CASH EQUIVALENTS - Schedule of cash and cash equivalents (Details)

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CASH AND CASH EQUIVALENTS - Schedule of cash and cash equivalents (Details) - USD ($)
$ in Thousands
Dec. 31, 2025
Mar. 31, 2025
Dec. 31, 2024
Cash and Cash Equivalents [Line Items]      
Cash and cash equivalents $ 869,167 $ 837,302 $ 577,940
Allowance for Cash and cash equivalents (869) (382)  
Short term deposits in commercial banks      
Cash and Cash Equivalents [Line Items]      
Cash and cash equivalents 339,720 262,345  
Short term deposits in National Bank (Kazakhstan)      
Cash and Cash Equivalents [Line Items]      
Cash and cash equivalents 239,132 311,065  
Securities purchased under reverse repurchase agreements      
Cash and Cash Equivalents [Line Items]      
Cash and cash equivalents 162,417 81,118  
Petty cash in bank vault and on hand      
Cash and Cash Equivalents [Line Items]      
Cash and cash equivalents 84,840 59,533  
Overnight deposits      
Cash and Cash Equivalents [Line Items]      
Cash and cash equivalents 3,857 81,962  
Cash in transit      
Cash and Cash Equivalents [Line Items]      
Cash and cash equivalents 5,202 10,546  
Short term deposits on brokerage accounts      
Cash and Cash Equivalents [Line Items]      
Cash and cash equivalents 8,126 20,567  
Short term deposits in National Bank (Tajikistan)      
Cash and Cash Equivalents [Line Items]      
Cash and cash equivalents 10,012 7,647  
Short term deposits in stock exchanges      
Cash and Cash Equivalents [Line Items]      
Cash and cash equivalents 15,284 2,391  
Short term deposits in the Central Depository (Kazakhstan)      
Cash and Cash Equivalents [Line Items]      
Cash and cash equivalents 1,231 510  
Other short term deposits and accounts      
Cash and Cash Equivalents [Line Items]      
Cash and cash equivalents $ 215 $ 0