Quarterly Results of Operations (Tables)

12 Months Ended

Dec. 31, 2023

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
2023	March 31,		June 30,		September 30,		December 31,
Total Revenues	$	4,251	$	4,156	$	5,153	$	5,007
Total benefits and expenses	3,900		3,891		4,773		4,843
Income before income taxes	351		265		380		164
Net Income	253		207		289		160
Earnings Per Share:
Basic earnings per share	$	3.77	$	3.09	$	4.34	$	2.40
Diluted earnings per share	3.72		3.05		4.29		2.37
2022	March 31,		June 30,		September 30,		December 31,
Total Revenues	$	3,917	$	3,903	$	4,050	$	4,357
Total benefits and expenses	3,650		3,756		4,127		3,976
Income before income taxes	267		147		(77)		381
Net Income	197		106		(75)		293
Earnings Per Share:
Basic earnings per share	$	2.93	$	1.57	$	(1.13)	$	4.36
Diluted earnings per share	2.91		1.55		(1.13)		4.30