CONSOLIDATED STATEMENT OF STOCKHOLDERS’ EQUITY - USD ($) $ in Millions	Total	Common Stock	Capital in Excess of Par Value	Accumulated Undistributed (Overdistributed) Earnings
Beginning balance (in shares) at Dec. 31, 2022		519,000,000
Beginning balance at Dec. 31, 2022	$ 9,555	$ 1	$ 9,556	$ (2)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuances of common stock (net of offering and underwriting costs) (in shares)		61,000,000
Issuances of common stock (net of offering and underwriting costs)	$ 1,155		1,155
Shares issued in connection with dividend reinvestment plan (in shares)	2,500,000	2,000,000
Shares issued in connection with dividend reinvestment plan	$ 47		47
Net investment income	1,258			1,258
Net realized losses on investments, foreign currency, extinguishment of debt and other transactions	(171)			(171)
Net unrealized gains (losses) on investments, foreign currency and other transactions	435			435
Dividends declared and payable	(1,078)			(1,078)
Tax reclassification of stockholders’ equity in accordance with GAAP	0		(20)	20
Ending balance (in shares) at Dec. 31, 2023		582,000,000
Ending balance at Dec. 31, 2023	11,201	$ 1	10,738	462
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuances of common stock (net of offering and underwriting costs) (in shares)		66,000,000
Issuances of common stock (net of offering and underwriting costs)	$ 1,364		1,364
Shares issued in connection with dividend reinvestment plan (in shares)	3,800,000	4,000,000
Shares issued in connection with dividend reinvestment plan	$ 80		80
Net investment income	1,436			1,436
Net realized losses on investments, foreign currency, extinguishment of debt and other transactions	(102)			(102)
Net unrealized gains (losses) on investments, foreign currency and other transactions	188			188
Conversion of 2024 Convertible Notes (in shares)		20,000,000
Conversion of 2024 Convertible Notes	407		407
Dividends declared and payable	(1,219)			(1,219)
Tax reclassification of stockholders’ equity in accordance with GAAP	$ 0		(87)	87
Ending balance (in shares) at Dec. 31, 2024	672,000,000	672,000,000
Ending balance at Dec. 31, 2024	$ 13,355	$ 1	12,502	852
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuances of common stock (net of offering and underwriting costs) (in shares)		42,000,000
Issuances of common stock (net of offering and underwriting costs)	$ 928		928
Shares issued in connection with dividend reinvestment plan (in shares)	4,200,000	4,000,000
Shares issued in connection with dividend reinvestment plan	$ 87		87
Net investment income	1,415			1,415
Net realized losses on investments, foreign currency, extinguishment of debt and other transactions	(20)			(20)
Net unrealized gains (losses) on investments, foreign currency and other transactions	(96)			(96)
Dividends declared and payable	(1,351)			(1,351)
Tax reclassification of stockholders’ equity in accordance with GAAP	$ 0		(158)	158
Ending balance (in shares) at Dec. 31, 2025	718,000,000	718,000,000
Ending balance at Dec. 31, 2025	$ 14,318	$ 1	$ 13,359	$ 958