Property, Plant and Equipment (Tables)

12 Months Ended

Dec. 31, 2019

Property, Plant and Equipment [Abstract]

Summary of Property, Plant and Equipment

A summary of gross property, plant and equipment at December 31 is presented in the following table:

($ in millions)	Expected useful lives (years)	2019		2018
Land		$	22.1	$	20.9
Buildings and improvements	15-35	572.9		569.1
Machinery and equipment	5-12	817.0		806.7
Molds and dies	4-7	123.8		115.8
Computer hardware and software	3-10	155.6		151.1
Construction in progress		128.7		89.1
		$	1,820.1	$	1,752.7