Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Revenues
Insurance premiums	$ 1,614	$ 1,566	$ 4,839	$ 4,757
Fee income	1,352	1,363	4,015	4,107
Net investment income	1,411	1,494	4,090	4,468
Realized gain (loss)	(431)	(453)	(201)	(3,066)
Other revenues	165	233	637	680
Total revenues	4,111	4,203	13,380	10,946
Expenses
Benefits	1,937	2,152	5,948	6,635
Interest credited	880	831	2,555	2,424
Market risk benefit (gain) loss	657	(1,428)	(1,386)	(2,832)
Policyholder liability remeasurement (gain) loss	(50)	159	(166)	(68)
Commissions and other expenses	1,304	1,371	4,254	4,071
Interest and debt expense	86	84	253	250
Total expenses	4,814	3,169	11,458	10,480
Income (loss) before taxes	(703)	1,034	1,922	466
Federal income tax expense (benefit)	(175)	181	334	(17)
Net income (loss)	(528)	853	1,588	483
Other comprehensive income (loss), net of tax:
Unrealized investment gain (loss)	1,688	(2,896)	1,248	(1,635)
Market risk benefit non-performance risk gain (loss)	372	(844)	(289)	(742)
Policyholder liability discount rate remeasurement gain (loss)	(373)	364	(165)	274
Foreign currency translation adjustment	9	(6)	8	1
Funded status of employee benefit plans	(9)	6	(8)	(26)
Total other comprehensive income (loss), net of tax	1,687	(3,376)	794	(2,128)
Comprehensive income (loss)	1,159	(2,523)	2,382	(1,645)
Net Income (Loss) Available to Common Stockholders
Net income (loss)	(528)	853	1,588	483
Preferred stock dividends declared	(34)	(34)	(80)	(71)
Deferred units of LNC stock in our deferred compensation plans	0	0	3	(2)
Net income (loss) available to common stockholders	$ (562)	$ 819	$ 1,511	$ 410
Net Income (Loss) Per Common Share
Basic (in dollars per share)	$ (3.29)	$ 4.82	$ 8.85	$ 2.43
Diluted (in dollars per share)	(3.29)	4.79	8.75	2.40
Cash Dividends Declared Per Preferred Share (in dollars per share)	1,718.75	1,718.75	4,000	3,535.94
Cash Dividends Declared Per Common Share (in dollars per share)	0.45	0.45	1.35	1.35
Series C Preferred Stock
Net Income (Loss) Per Common Share
Cash Dividends Declared Per Preferred Share (in dollars per share)	1,156.25	1,156.25	2,312.5	1,792.19
Series D Preferred Stock
Net Income (Loss) Per Common Share
Cash Dividends Declared Per Preferred Share (in dollars per share)	$ 562.50	$ 562.50	$ 1,687.5	$ 1,743.75