v3.26.1
Significant accounting policies - Schedule of Prior Period Adjustments (Details) - USD ($)
$ in Thousands
 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Reclassification [Line Items]    
Net change in interest-bearing deposits at banks   $ 0
Net cash from investing activities $ (8,150,000) (2,561,000)
Net change in cash, cash equivalents and restricted cash (1,331,000) 643,000
Cash, cash equivalents and restricted cash at beginning of period [1] 18,769,000 20,782,000
Cash, cash equivalents and restricted cash at end of period [1] $ 17,438,000 21,425,000
Previously Reported    
Reclassification [Line Items]    
Net change in interest-bearing deposits at banks   (424,000)
Net cash from investing activities   (2,985,000)
Net change in cash, cash equivalents and restricted cash   219,000
Cash, cash equivalents and restricted cash at beginning of period   1,909,000
Cash, cash equivalents and restricted cash at end of period   $ 2,128,000
[1] Effective for the year ended December 31, 2025, the Company changed its accounting policy for Cash and cash equivalents to include Interest-bearing deposits at banks. Prior period amounts have been adjusted to reflect this change in accounting policy as described in note 1.