FAIR VALUE MEASUREMENTS - Estimated Fair Values for All Financial Assets and Liabilities (Detail) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Financial liabilities
Other secured financing	$ 600,000	$ 500,000	[1]
Carrying Value | Level 2
Financial liabilities
Repurchase agreements	60,787,994	62,201,543
Other secured financing	600,000	500,000
Fair Value | Level 2
Financial liabilities
Repurchase agreements	60,787,994	62,201,543
Other secured financing	$ 600,000	$ 500,000

[1] (1)Derived from the audited consolidated financial statements at December 31, 2023.