Consolidated Quarterly Results - Unaudited (Tables)

12 Months Ended

Dec. 31, 2019

Quarterly Financial Information Disclosure [Abstract]

Schedule of Quarterly Financial Information

In management's opinion, normal recurring adjustments necessary for a fair statement of quarterly results have been reflected in the information which follows.

	1st Quarter		2nd Quarter		3rd Quarter		4th Quarter
Year Ended December 31, 2019:
Operating Summary:
Net premiums, fees, and other income	$	1,388.5	$	1,494.7	$	1,594.6	$	1,649.0
Net investment income and investment gains (losses)	480.1		150.0		176.3		280.2
Total revenues	1,868.6		1,644.7		1,771.0		1,929.3
Benefits, claims, and expenses	1,350.1		1,439.2		1,518.6		1,583.2
Net income (loss)	$	412.2	$	165.5	$	202.8	$	275.8
Net income (loss) per share: Basic	$	1.38	$	.55	$	.68	$	.92
Diluted	$	1.37	$	.55	$	.67	$	.91
Average shares outstanding:
Basic	299,020,956		299,418,182		299,894,995		300,138,720
Diluted	300,172,853		300,752,992		301,384,364		301,557,866

Year Ended December 31, 2018:
Operating Summary:
Net premiums, fees, and other income	$	1,361.0		$	1,450.4	$	1,535.2	$	1,478.8
Net investment income and investment gains (losses)	(30.6		)	180.2		244.5		(197.9		)
Total revenues	1,330.4			1,630.7		1,779.7		1,280.9
Benefits, claims, and expenses	1,336.4			1,384.0		1,444.6		1,418.5
Net income (loss)	$	4.0		$	197.7	$	275.2	$	(106.5	)
Net income (loss) per share: Basic	$	.01		$	.66	$	.92	$	(.36	)
Diluted	$	.01		$	.66	$	.92	$	(.36	)
Average shares outstanding:
Basic	278,116,902			299,738,944		299,006,345		299,080,914
Diluted	279,528,034			301,075,469		300,374,004		299,080,914