Derivative Instruments - Summary of Offsetting of Financial and Derivative Assets and Liabilities (Details) - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024
Offsetting Assets [Line Items]
Derivative assets gross amounts	$ 46,260	$ 9,511
Derivative assets financial instruments gross amounts not offset	0	0
Derivative assets collateral received gross amounts not offset	0	0
Derivative assets gross amounts not offset	46,260	9,511
Derivative lliabilities gross amounts	(162)	(22)
Derivative liabilities financial instruments gross amounts not offset	0	0
Derivative liabilities collateral received gross amounts not offset	162	22
Derivative liabilities gross amounts not offset	0	0
Collateral held
Offsetting Assets [Line Items]
Derivative assets gross amounts	46,260	9,511
Derivative assets financial instruments gross amounts not offset	0	0
Derivative assets collateral received gross amounts not offset	0	0
Derivative assets gross amounts not offset	46,260	9,511
Derivative lliabilities gross amounts	(162)	(22)
Derivative liabilities financial instruments gross amounts not offset	0	0
Derivative liabilities collateral received gross amounts not offset	162	22
Derivative liabilities gross amounts not offset	0	0
Series I
Offsetting Assets [Line Items]
Derivative assets gross amounts	11,039	2,765
Derivative assets financial instruments gross amounts not offset	0	0
Derivative assets collateral received gross amounts not offset	0	0
Derivative assets gross amounts not offset	11,039	2,765
Derivative lliabilities gross amounts	(39)	(6)
Derivative liabilities financial instruments gross amounts not offset	0	0
Derivative liabilities collateral received gross amounts not offset	39	6
Derivative liabilities gross amounts not offset	0	0
Series I | Collateral held
Offsetting Assets [Line Items]
Derivative assets gross amounts	11,039	2,765
Derivative assets financial instruments gross amounts not offset	0	0
Derivative assets collateral received gross amounts not offset	0	0
Derivative assets gross amounts not offset	11,039	2,765
Derivative lliabilities gross amounts	(39)	(6)
Derivative liabilities financial instruments gross amounts not offset	0	0
Derivative liabilities collateral received gross amounts not offset	39	6
Derivative liabilities gross amounts not offset	0	0
Series II
Offsetting Assets [Line Items]
Derivative assets gross amounts	35,221	6,746
Derivative assets financial instruments gross amounts not offset	0	0
Derivative assets collateral received gross amounts not offset	0	0
Derivative assets gross amounts not offset	35,221	6,746
Derivative lliabilities gross amounts	(123)	(16)
Derivative liabilities financial instruments gross amounts not offset	0	0
Derivative liabilities collateral received gross amounts not offset	123	16
Derivative liabilities gross amounts not offset	0	0
Series II | Collateral held
Offsetting Assets [Line Items]
Derivative assets gross amounts	35,221	6,746
Derivative assets financial instruments gross amounts not offset	0	0
Derivative assets collateral received gross amounts not offset	0	0
Derivative assets gross amounts not offset	35,221	6,746
Derivative lliabilities gross amounts	(123)	(16)
Derivative liabilities financial instruments gross amounts not offset	0	0
Derivative liabilities collateral received gross amounts not offset	123	16
Derivative liabilities gross amounts not offset	$ 0	$ 0