SECURED FINANCING - Summary of Gross Amounts, Amounts Offset and Net Amounts of Repurchase Agreement and Reverse Repurchase Agreement (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Reverse Repurchase Agreements
Gross amounts	$ 1,050,000	$ 0
Amounts offset	(1,050,000)	0
Netted amounts	0	0
Repurchase Agreements
Gross amounts	62,043,018	59,512,597
Amounts offset	(1,050,000)	0
Netted amounts	$ 60,993,018	$ 59,512,597	[1]

[1] (1)Derived from the audited consolidated financial statements at December 31, 2022.