Revenue (Tables)

12 Months Ended

Dec. 31, 2020

Revenue from Contract with Customer [Abstract]

Disaggregation of Revenue [Table Text Block]

The following table presents the Company’s disaggregated net sales by primary market served (dollars in thousands):

	Year ended December 31,
Customer End Markets	2020		2019		2018
Consumer Products	$	402,080	$	307,640	$	276,740
Aerospace & Defense	167,740		194,110		185,920
Industrial	200,150		221,780		242,370
Total net sales	$	769,970	$	723,530	$	705,030