DEBT SECURITIES ISSUED - Schedule of outstanding debt securities of company (Details) - USD ($) $ in Thousands	3 Months Ended
	Jun. 30, 2026	Jun. 29, 2026	Mar. 31, 2026
Debt Instrument [Line Items]
Debt securities issued	$ 1,470,693		$ 1,261,120
Freedom SPC bonds due 2029
Debt Instrument [Line Items]
Debt securities issued	$ 400,001	$ 213,500	186,502
Interest rate	9.00%
Freedom SPC bonds due 2028
Debt Instrument [Line Items]
Debt securities issued	$ 269,722		269,722
Interest rate	9.50%
Freedom SPC bonds due 2028
Debt Instrument [Line Items]
Debt securities issued	$ 198,849		200,170
Interest rate, basis spread on variable rate	6.50%
Freedom SPC bonds due 2028, fixed
Debt Instrument [Line Items]
Interest rate, coupon percentage	12.00%
Freedom SPC bonds due 2028, variable
Debt Instrument [Line Items]
Interest rate, basis spread on variable rate	10.39%
Freedom SPC bonds due 2026
Debt Instrument [Line Items]
Debt securities issued	$ 197,951		199,344
Interest rate	10.50%
Freedom SPC bonds due 2027
Debt Instrument [Line Items]
Debt securities issued	$ 195,605		198,492
Interest rate	10.00%
Freedom SPC bonds due 2027
Debt Instrument [Line Items]
Debt securities issued	$ 100,106		98,982
Interest rate	8.00%
Freedom SPC bonds due 2026
Debt Instrument [Line Items]
Debt securities issued	$ 65,121		65,057
Interest rate	5.50%
Freedom SPC bonds due 2027
Debt Instrument [Line Items]
Debt securities issued	$ 31,459		30,676
Interest rate	9.00%
Accrued interest
Debt Instrument [Line Items]
Debt securities issued	$ 11,879		$ 12,175
Minimum \| Freedom SPC bonds due 2028, fixed
Debt Instrument [Line Items]
Interest rate period	1 year
Minimum \| Freedom SPC bonds due 2028, variable
Debt Instrument [Line Items]
Interest rate period	3 years
Maximum \| Freedom SPC bonds due 2028, fixed
Debt Instrument [Line Items]
Interest rate period	2 years
Maximum \| Freedom SPC bonds due 2028, variable
Debt Instrument [Line Items]
Interest rate period	5 years