Consolidated Statements of Equity - USD ($) $ in Millions	Total	Total Common Stockholders’ Equity	Common Stock	OPIC	AOCI	Accumulated Deficit	NCI
Beginning balance, (in shares) at Dec. 31, 2021			570,000,000
Beginning balance at Dec. 31, 2021	$ 8,675	$ 8,675	$ 57	$ 10,238	$ (15)	$ (1,605)	$ 0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	288	288				288
Other comprehensive loss, net of tax	(1)	(1)			(1)
Stock Investment Plan and share-based benefit plans (in shares)			1,000,000
Stock Investment Plan and share-based benefit plans	20	20		20
Cash dividends declared on common stock	(223)	(223)		(223)
Other	(4)	(4)		(4)
Ending balance (in shares) at Mar. 31, 2022			571,000,000
Ending balance at Mar. 31, 2022	$ 8,755	8,755	$ 57	10,031	(16)	(1,317)	0
Beginning balance, (in shares) at Dec. 31, 2022	572,130,932		572,000,000
Beginning balance at Dec. 31, 2022	$ 10,643	10,166	$ 57	11,322	(14)	(1,199)	477
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	310	292				292	18
Other comprehensive loss, net of tax	(1)	(1)			(1)
Stock Investment Plan and share-based benefit plans (in shares)			1,000,000
Stock Investment Plan and share-based benefit plans	19	19		19
Cash dividends declared on common stock	(223)	(223)		(223)
Distributions to FET minority interest	$ (17)	0					(17)
Ending balance (in shares) at Mar. 31, 2023	572,836,882		573,000,000
Ending balance at Mar. 31, 2023	$ 10,731	$ 10,253	$ 57	$ 11,118	$ (15)	$ (907)	$ 478