Consolidated Statements of Changes in Equity - PAC - USD ($) $ in Millions	Total	Accumulated Other Comprehensive Income (Loss)	PAC	PAC Preferred Stock	PAC Common Stock	PAC Additional Paid-in Capital	PAC Retained Earnings	PAC Accumulated Other Comprehensive Income (Loss)
Balance at Dec. 31, 2019			$ 8,437	$ 2	$ 0	$ 4,479	$ 3,972	$ (16)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income attributable to parent	$ 6,943		739				739
Other comprehensive income (loss)	154	$ 154	(3)					(3)
Balance at Dec. 31, 2020			9,173	2	0	4,479	4,711	(19)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income attributable to parent	5,790		888				888
Other comprehensive income (loss)	217	212	2					2
Dividends declared			(150)				(150)
Balance at Dec. 31, 2021	46,694		9,913	2	0	4,479	5,449	(17)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income attributable to parent	2,721		920				920
Other comprehensive income (loss)	(806)	$ (809)	8					8
Dividends declared			(100)				(100)
Balance at Dec. 31, 2022	$ 46,832		$ 10,741	$ 2	$ 0	$ 4,479	$ 6,269	$ (9)