CONSOLIDATED STATEMENTS OF STOCKHOLDER'S EQUITY (UNAUDITED) - USD ($) $ in Millions	Total	COMMON STOCK	RETAINED EARNINGS
Balance at beginning of period at Dec. 31, 2021		$ 10,050	$ 1,585
Increase (Decrease) in Stockholder's Equity
Net income			1,479
Balance at end of period at Sep. 30, 2022	$ 13,114	10,050	3,064
Balance at beginning of period at Jun. 30, 2022		10,050	2,605
Increase (Decrease) in Stockholder's Equity
Net income			459
Balance at end of period at Sep. 30, 2022	13,114	10,050	3,064
Balance at beginning of period at Dec. 31, 2022	13,554	10,050	3,504
Increase (Decrease) in Stockholder's Equity
Net income			1,193
Balance at end of period at Sep. 30, 2023	14,747	10,050	4,697
Balance at beginning of period at Jun. 30, 2023		10,050	4,356
Increase (Decrease) in Stockholder's Equity
Net income			341
Balance at end of period at Sep. 30, 2023	$ 14,747	$ 10,050	$ 4,697