CONSOLIDATED STATEMENTS OF STOCKHOLDER’S EQUITY - USD ($) $ in Millions	Total	Common Stock	Retained Earnings (Deficit)	Accumulated Other Comprehensive Income (Loss)
Balance as of beginning-of-year at Dec. 31, 2022		$ 12,903	$ 1,414	$ (5,713)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Capital contribution from Lincoln National Corporation		5
Stock compensation/issued for benefit plans		40
Net income (loss)	$ (1,569)		(1,569)
Dividends paid to Lincoln National Corporation			(365)
Other comprehensive income (loss), net of tax	603			603
Balance as of end-of-period at Sep. 30, 2023	7,318	12,948	(520)	(5,110)
Balance as of beginning-of-year at Jun. 30, 2023		12,935	(730)	(1,804)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Capital contribution from Lincoln National Corporation		0
Stock compensation/issued for benefit plans		13
Net income (loss)	315		315
Dividends paid to Lincoln National Corporation			(105)
Other comprehensive income (loss), net of tax	(3,306)			(3,306)
Balance as of end-of-period at Sep. 30, 2023	7,318	12,948	(520)	(5,110)
Balance as of beginning-of-year at Dec. 31, 2023	10,507	12,961	(869)	(1,585)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Capital contribution from Lincoln National Corporation		0
Stock compensation/issued for benefit plans		43
Net income (loss)	818		818
Dividends paid to Lincoln National Corporation			(1,249)
Other comprehensive income (loss), net of tax	664			664
Balance as of end-of-period at Sep. 30, 2024	10,783	13,004	(1,300)	(921)
Balance as of beginning-of-year at Jun. 30, 2024		12,991	(575)	(1,387)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Capital contribution from Lincoln National Corporation		0
Stock compensation/issued for benefit plans		13
Net income (loss)	(600)		(600)
Dividends paid to Lincoln National Corporation			(125)
Other comprehensive income (loss), net of tax	466			466
Balance as of end-of-period at Sep. 30, 2024	$ 10,783	$ 13,004	$ (1,300)	$ (921)