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, 2018	$ 11,237	$ 4,423	$ 659
Stock compensation/issued for benefit plans	3
Net income (loss)		133		$ 133
Dividends paid to Lincoln National Corporation		(200)
Other comprehensive income (loss), net of tax			1,995	1,995
Balance as of end-of-period at Mar. 31, 2019	11,240	4,356	2,654	18,250
Cumulative effect from adoption of new accounting standards		(201)
Balance as of beginning-of-period at Dec. 31, 2019	11,312	4,437	5,836	21,585
Capital contributions from Lincoln National Corporation	475
Stock compensation/issued for benefit plans	4
Net income (loss)		502		502
Dividends paid to Lincoln National Corporation		(305)
Other comprehensive income (loss), net of tax			(2,063)	(2,063)
Balance as of end-of-period at Mar. 31, 2020	$ 11,791	$ 4,433	$ 3,773	$ 19,997