Selected Quarterly Information (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2021

Quarterly Financial Information Disclosure [Abstract]

Quarterly Financial Information

($ in millions, except per share data)	1st Quarter		2nd Quarter		3rd Quarter		4th Quarter
2021:
Sales	$	612.6	$	637.2	$	607.3	$	651.8
Gross profit	$	358.4	$	368.6	$	356.3	$	343.2
Net income from continuing operations	$	61.8	$	79.0	$	80.2	$	42.5
Net earnings per share:
Basic	$	0.39	$	0.49	$	0.50	$	0.26	*
Diluted	$	0.35	$	0.44	$	0.45	$	0.24
2020:
Sales	$	456.2	$	309.4	$	547.2	$	616.3
Gross profit	$	251.4	$	155.0	$	308.4	$	340.0
Net (loss) income from continuing operations	$	(13.2)	$	(59.0)	$	23.6	$	91.1
Net (loss) earnings per share:
Basic	$	(0.08)	$	(0.37)	$	0.15	$	0.57
Diluted	$	(0.08)	$	(0.37)	$	0.14	$	0.54	*

* Earnings (loss) per share is computed independently for each of the periods presented. The sum of the quarterly earnings per share do not equal the total earnings per share computed for the year due to rounding.