Quarterly Results of Operations (Tables)

12 Months Ended

Dec. 31, 2021

Quarterly Financial Information Disclosure [Abstract]

Schedule of Quarterly Financial Information [Table Text Block]

QUARTERLY RESULTS OF OPERATIONS (UNAUDITED)

Years Ended December 31,
(in millions, except per share data)	Three Months Ended
2021	March 31,		June 30,		September 30,		December 31,
Total Revenues	$	4,119	$	4,137	$	4,043	$	4,359
Total benefits and expenses	3,933		3,655		4,077		4,302
Income before income taxes	186		482		(34)		57
Net Income	139		344		(22)		156
Earnings Per Share:
Basic earnings per share	$	2.04	$	5.06	$	(0.32)	$	2.32
Diluted earnings per share	2.03		5.02		(0.32)		2.30
2020	March 31,		June 30,		September 30,		December 31,
Total Revenues	$	3,204	$	3,606	$	3,643	$	4,143
Total benefits and expenses	3,300		3,411		3,358		3,974
Income before income taxes	(96)		195		285		169
Net Income	(88)		158		213		132
Earnings Per Share:
Basic earnings per share	$	(1.41)	$	2.49	$	3.13	$	1.95
Diluted earnings per share	(1.41)		2.48		3.12		1.94