CONSOLIDATED STATEMENTS 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, 2024		672,000,000
Beginning 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)		17,000,000
Issuances of common stock (net of offering and underwriting costs)	$ 384		384
Shares issued in connection with dividend reinvestment plan (in shares)	900,000	1,000,000
Shares issued in connection with dividend reinvestment plan	$ 20		20
Net investment income	365			365
Net realized (losses) gains on investments, foreign currency, extinguishment of debt and other transactions	(61)			(61)
Net unrealized (losses) gains on investments, foreign currency and other transactions	(63)			(63)
Dividends declared and payable	(328)			(328)
Ending balance (in shares) at Mar. 31, 2025		690,000,000
Ending balance at Mar. 31, 2025	13,672	$ 1	12,906	765
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuances of common stock (net of offering and underwriting costs) (in shares)		15,000,000
Issuances of common stock (net of offering and underwriting costs)	318		318
Shares issued in connection with dividend reinvestment plan (in shares)		1,000,000
Shares issued in connection with dividend reinvestment plan	20		20
Net investment income	342			342
Net realized (losses) gains on investments, foreign currency, extinguishment of debt and other transactions	34			34
Net unrealized (losses) gains on investments, foreign currency and other transactions	(15)			(15)
Dividends declared and payable	(337)			(337)
Ending balance (in shares) at Jun. 30, 2025		706,000,000
Ending balance at Jun. 30, 2025	14,034	$ 1	13,244	789
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuances of common stock (net of offering and underwriting costs) (in shares)		9,000,000
Issuances of common stock (net of offering and underwriting costs)	204		204
Shares issued in connection with dividend reinvestment plan (in shares)		1,000,000
Shares issued in connection with dividend reinvestment plan	22		22
Net investment income	338			338
Net realized (losses) gains on investments, foreign currency, extinguishment of debt and other transactions	162			162
Net unrealized (losses) gains on investments, foreign currency and other transactions	(96)			(96)
Dividends declared and payable	(342)			(342)
Ending balance (in shares) at Sep. 30, 2025		716,000,000
Ending balance at Sep. 30, 2025	14,322	$ 1	13,470	851
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuances of common stock (net of offering and underwriting costs) (in shares)		1,000,000
Issuances of common stock (net of offering and underwriting costs)	22		22
Shares issued in connection with dividend reinvestment plan (in shares)		1,000,000
Shares issued in connection with dividend reinvestment plan	25		25
Net investment income	370			370
Net realized (losses) gains on investments, foreign currency, extinguishment of debt and other transactions	(155)			(155)
Net unrealized (losses) gains on investments, foreign currency and other transactions	78			78
Dividends declared and payable	(344)			(344)
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
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Shares issued in connection with dividend reinvestment plan (in shares)	0
Net investment income	$ 398			398
Net realized (losses) gains on investments, foreign currency, extinguishment of debt and other transactions	106			106
Net unrealized (losses) gains on investments, foreign currency and other transactions	(412)			(412)
Dividends declared and payable	$ (345)			(345)
Ending balance (in shares) at Mar. 31, 2026	718,000,000	718,000,000
Ending balance at Mar. 31, 2026	$ 14,065	$ 1	$ 13,359	$ 705