Quarterly report pursuant to Section 13 or 15(d)

TRADING AND AVAILABLE FOR SALE SECURITIES AT FAIR VALUE - Schedule of present securities assets at fair value (Details)

v3.22.2
TRADING AND AVAILABLE FOR SALE SECURITIES AT FAIR VALUE - Schedule of present securities assets at fair value (Details) - USD ($)
$ in Thousands
Jun. 30, 2022
Mar. 31, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Trading securities $ 1,420,481 $ 1,280,874
Fair value of equity securities 219,470 $ 161,364
Fair value, recurring    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Trading securities, Weighted average interest rate   0.00%
Trading securities 1,420,481 $ 1,280,874
Fair value of equity securities 219,470 161,364
Level 1 | Fair value, recurring    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Trading securities 1,414,778 1,266,688
Fair value of equity securities 219,469 160,917
Level 2 | Fair value, recurring    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Trading securities 4,475 5,042
Fair value of equity securities 0 0
Level 3 | Fair value, recurring    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Trading securities 1,228 9,144
Fair value of equity securities 1 447
Corporate debt    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Trading securities 626,482 788,111
Fair value of equity securities $ 132,372 $ 145,836
Corporate debt | Fair value, recurring    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Trading securities, Weighted average interest rate 10.40% 9.19%
Trading securities $ 626,482 $ 788,111
Total available-for-sale securities, Weighted average interest rate 10.60% 11.09%
Fair value of equity securities $ 132,372 $ 145,836
Corporate debt | Level 1 | Fair value, recurring    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Trading securities 626,326 787,516
Fair value of equity securities 132,372 145,836
Corporate debt | Level 2 | Fair value, recurring    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Trading securities 0 0
Fair value of equity securities 0 0
Corporate debt | Level 3 | Fair value, recurring    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Trading securities 156 595
Fair value of equity securities 0 0
Non-U.S. sovereign debt    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Trading securities 711,097 374,856
Fair value of equity securities $ 84,748 $ 12,997
Non-U.S. sovereign debt | Fair value, recurring    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Trading securities, Weighted average interest rate 13.20% 12.87%
Trading securities $ 711,097 $ 374,856
Total available-for-sale securities, Weighted average interest rate 11.50% 5.51%
Fair value of equity securities $ 84,748 $ 12,997
Non-U.S. sovereign debt | Level 1 | Fair value, recurring    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Trading securities 709,105 366,560
Fair value of equity securities 84,748 12,551
Non-U.S. sovereign debt | Level 2 | Fair value, recurring    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Trading securities 1,174 0
Fair value of equity securities 0 0
Non-U.S. sovereign debt | Level 3 | Fair value, recurring    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Trading securities 818 8,296
Fair value of equity securities 0 446
Corporate equity    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Trading securities 56,773 99,584
Fair value of equity securities $ 1 $ 1
Corporate equity | Fair value, recurring    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Trading securities, Weighted average interest rate 0.00% 0.00%
Trading securities $ 56,773 $ 99,584
Total available-for-sale securities, Weighted average interest rate 0.00% 0.00%
Fair value of equity securities $ 1 $ 1
Corporate equity | Level 1 | Fair value, recurring    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Trading securities 53,218 94,289
Fair value of equity securities 0 0
Corporate equity | Level 2 | Fair value, recurring    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Trading securities 3,301 5,042
Fair value of equity securities 0 0
Corporate equity | Level 3 | Fair value, recurring    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Trading securities 254 253
Fair value of equity securities 1 1
U.S. sovereign debt    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Trading securities 14,696 10,435
Fair value of equity securities $ 2,349 $ 2,530
U.S. sovereign debt | Fair value, recurring    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Trading securities, Weighted average interest rate 3.02% 2.35%
Trading securities $ 14,696 $ 10,435
Total available-for-sale securities, Weighted average interest rate 3.00% 0.00%
Fair value of equity securities $ 2,349 $ 2,530
U.S. sovereign debt | Level 1 | Fair value, recurring    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Trading securities 14,696 10,435
Fair value of equity securities 2,349 2,530
U.S. sovereign debt | Level 2 | Fair value, recurring    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Trading securities 0 0
Fair value of equity securities 0 0
U.S. sovereign debt | Level 3 | Fair value, recurring    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Trading securities 0 0
Fair value of equity securities 0 0
Exchange traded notes    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Trading securities $ 11,433 $ 7,888
Exchange traded notes | Fair value, recurring    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Trading securities, Weighted average interest rate 0.00% 0.00%
Trading securities $ 11,433 $ 7,888
Exchange traded notes | Level 1 | Fair value, recurring    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Trading securities 11,433 7,888
Exchange traded notes | Level 2 | Fair value, recurring    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Trading securities 0 0
Exchange traded notes | Level 3 | Fair value, recurring    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Trading securities $ 0 $ 0