Quarterly report pursuant to Section 13 or 15(d)

TRADING AND AVAILABLE FOR SALE SECURITIES AT FAIR VALUE - Schedule of maturity of trading and available-for-sale securities (Details)

v3.22.4
TRADING AND AVAILABLE FOR SALE SECURITIES AT FAIR VALUE - Schedule of maturity of trading and available-for-sale securities (Details) - USD ($)
$ in Thousands
Dec. 31, 2022
Mar. 31, 2022
Debt Securities, Available-for-sale [Line Items]    
Fair value of equity securities $ 174,326 $ 161,364
Corporate debt    
Debt Securities, Available-for-sale [Line Items]    
Fair value of equity securities 157,548 145,837
Non-US sovereign debt    
Debt Securities, Available-for-sale [Line Items]    
Fair value of equity securities 12,905 12,997
US sovereign debt    
Debt Securities, Available-for-sale [Line Items]    
Fair value of equity securities 3,873 2,530
Up to 1 year    
Debt Securities, Available-for-sale [Line Items]    
Fair value of equity securities 46,229 71,056
Up to 1 year | Corporate debt    
Debt Securities, Available-for-sale [Line Items]    
Fair value of equity securities 46,229 69,364
Up to 1 year | Non-US sovereign debt    
Debt Securities, Available-for-sale [Line Items]    
Fair value of equity securities 0 1,692
Up to 1 year | US sovereign debt    
Debt Securities, Available-for-sale [Line Items]    
Fair value of equity securities 0 0
1-5 years    
Debt Securities, Available-for-sale [Line Items]    
Fair value of equity securities 70,438 51,019
1-5 years | Corporate debt    
Debt Securities, Available-for-sale [Line Items]    
Fair value of equity securities 64,260 50,155
1-5 years | Non-US sovereign debt    
Debt Securities, Available-for-sale [Line Items]    
Fair value of equity securities 5,280 864
1-5 years | US sovereign debt    
Debt Securities, Available-for-sale [Line Items]    
Fair value of equity securities 898 0
5-10 years    
Debt Securities, Available-for-sale [Line Items]    
Fair value of equity securities 49,620 27,370
5-10 years | Corporate debt    
Debt Securities, Available-for-sale [Line Items]    
Fair value of equity securities 47,047 26,284
5-10 years | Non-US sovereign debt    
Debt Securities, Available-for-sale [Line Items]    
Fair value of equity securities 861 1,086
5-10 years | US sovereign debt    
Debt Securities, Available-for-sale [Line Items]    
Fair value of equity securities 1,712 0
More than 10 years    
Debt Securities, Available-for-sale [Line Items]    
Fair value of equity securities 8,039 11,919
More than 10 years | Corporate debt    
Debt Securities, Available-for-sale [Line Items]    
Fair value of equity securities 12 34
More than 10 years | Non-US sovereign debt    
Debt Securities, Available-for-sale [Line Items]    
Fair value of equity securities 6,764 9,355
More than 10 years | US sovereign debt    
Debt Securities, Available-for-sale [Line Items]    
Fair value of equity securities $ 1,263 $ 2,530