Segment Information (Tables)

3 Months Ended

Mar. 31, 2020

Segment Reporting [Abstract]

Schedule of Segment Reporting Information, by Segments

($ in millions)	Net Sales
	Three Months Ended
	March 31, 2020				March 31, 2019
Advanced Materials & Structures	$	122.9	47.0	%	$	120.5	46.7	%
Engineered Papers	138.6		53.0		137.5		53.3
Total Consolidated	$	261.5	100.0	%	$	258.0	100.0	%

($ in millions)	Operating Profit
	Three Months Ended
	March 31, 2020					March 31, 2019
Advanced Materials & Structures	$	13.7		40.2	%	$	14.9		49.0	%
Engineered Papers	33.4			97.9		28.7			94.4
Unallocated	(13.0		)	(38.1	)	(13.2		)	(43.4	)
Total Consolidated	$	34.1		100.0	%	$	30.4		100.0	%

($ in millions)	Segment Assets
	March 31, 2020		December 31, 2019
Advanced Materials & Structures	$	973.2	$	781.2
Engineered Papers	475.5		512.4
Unallocated	206.5		178.1
Total Consolidated	$	1,655.2	$	1,471.7