Repurchase Agreements, net - Schedule of Reverse Repurchase Agreements Gross and Net Securities Purchased and Sold (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Assets Sold under Agreements to Repurchase [Line Items]
Gross Amounts, Assets	$ 353,937	$ 704,276
Gross Amounts offset in the Consolidated Balance Sheet, Assets	(353,937)	(704,276)
Net Amounts Presented in the Consolidated Balance Sheet, Assets	0	0
Gross Amounts Not Offset Financial Instruments, Assets	0	0
Gross Amounts Not Offset Cash Collateral, Assets	0	189
Total Net, Assets	0	189
Gross Amounts, Liabilities	(10,001,919)	(7,167,334)
Gross Amounts offset in the Consolidated Balance Sheet, Liabilities	353,937	704,276
Net Amounts Presented in the Consolidated Balance Sheet, Liabilities	(9,647,982)	(6,463,058)
Gross Amounts Not Offset Financial Instruments, Liabilities	9,647,982	6,463,058
Gross Amounts Not Offset Cash Collateral, Liabilities	0	0
Total Net, Liabilities	0	0
Reverse Repurchase Agreements
Assets Sold under Agreements to Repurchase [Line Items]
Gross Amounts, Assets	353,937	704,276
Gross Amounts offset in the Consolidated Balance Sheet, Assets	(353,937)	(704,276)
Net Amounts Presented in the Consolidated Balance Sheet, Assets	0	0
Gross Amounts Not Offset Financial Instruments, Assets	0	0
Gross Amounts Not Offset Cash Collateral, Assets	0	189
Total Net, Assets	0	189
Gross Amounts, Liabilities	(10,001,919)	(7,167,334)
Gross Amounts offset in the Consolidated Balance Sheet, Liabilities	353,937	704,276
Net Amounts Presented in the Consolidated Balance Sheet, Liabilities	(9,647,982)	(6,463,058)
Gross Amounts Not Offset Financial Instruments, Liabilities	9,647,982	6,463,058
Gross Amounts Not Offset Cash Collateral, Liabilities	0	0
Total Net, Liabilities	0	0
Pledged securities	$ 10,599,340	$ 7,249,039