SECURITIES - Weighted Average Life (Details) - USD ($) $ in Thousands		Mar. 31, 2023	Dec. 31, 2022
Estimated Fair Value
Total	[1]	$ 69,238,185	$ 65,789,907	[2]
Amortized Cost
Amortized Cost		72,473,602	70,669,855
Total residential securities
Estimated Fair Value
Less than one year		57,966	247,921
Greater than one year through five years		3,737,262	3,002,471
Greater than five years through ten years		61,580,248	55,593,990
Greater than ten years		3,362,098	6,419,216
Total		68,737,574	65,263,598
Amortized Cost
Less than one year		58,214	264,637
Greater than one year through five years		3,893,816	3,206,250
Greater than five years through ten years		64,468,901	59,658,578
Greater than ten years		3,535,937	6,996,296
Amortized Cost		$ 71,956,868	$ 70,125,761

[1] (3)Excludes $1.2 billion and $1.0 billion at March 31, 2023 and December 31, 2022, respectively, of non-Agency mortgage-backed securities in consolidated VIEs pledged as collateral and eliminated from the Company’s Consolidated Statements of Financial Condition. 

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