Consolidated Statements Of Stockholder's Equity - USD ($) $ in Millions	Common Stock [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Total
Balance as of beginning-of-period at Dec. 31, 2016	$ 10,696	$ 3,342	$ 1,782
Stock compensation/issued for benefit plans	17
Net income (loss)		2,018		$ 2,018
Dividends paid to Lincoln National Corporation		(955)
Other comprehensive income (loss), net of tax			1,545	1,545
Balance as of end-of-period at Dec. 31, 2017	10,713	4,405	3,327	18,445
Cumulative effect from adoption of new accounting standards at Dec. 31, 2017		(644)	644
Capital contributions from Lincoln National Corporation	500
Stock compensation/issued for benefit plans	24
Net income (loss)		1,573		1,573
Dividends paid to Lincoln National Corporation		(911)
Other comprehensive income (loss), net of tax			(3,312)	(3,312)
Balance as of end-of-period at Dec. 31, 2018	11,237	4,423	659	16,319
Capital contributions from Lincoln National Corporation	50
Stock compensation/issued for benefit plans	25
Net income (loss)		614		614
Dividends paid to Lincoln National Corporation		(600)
Other comprehensive income (loss), net of tax			5,177	5,177
Balance as of end-of-period at Dec. 31, 2019	$ 11,312	$ 4,437	$ 5,836	$ 21,585