Annual report pursuant to Section 13 and 15(d)

TRADING AND AVAILABLE-FOR-SALE SECURITIES AT FAIR VALUE - Schedule of valuation techniques and significant level 3 inputs used in the valuation (Details)

v3.23.2
TRADING AND AVAILABLE-FOR-SALE SECURITIES AT FAIR VALUE - Schedule of valuation techniques and significant level 3 inputs used in the valuation (Details) - USD ($)
$ in Thousands
 12 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Fair value $ 5,138 $ 9,142
Corporate equity    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Fair value $ 961 $ 251
Fair value input (in percent) 58.80% 20.00%
Estimated number of years 9 years 9 years
Corporate debt    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Fair value $ 399 $ 595
Fair value input (in percent) 74.00% 45.00%
Estimated number of years 3 months 3 months
Non-US sovereign debt    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Fair value $ 3,778 $ 7,524
Fair value input (in percent) 48.80% 69.00%
Estimated number of years 11 years 11 years
Non-US sovereign debt    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Fair value   $ 772
Fair value input (in percent)   13.90%
Estimated number of years   1 year