Goodwill and Other Intangible Assets Goodwill Rollforward (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2023 USD ($)
Goodwill [Roll Forward]
Balance, beginning	$ 339,810
Goodwill, Acquired During Period	20,420
Translation and purchase accounting adjustments	1,360
Balance, ending	361,590
Packaging [Member]
Goodwill [Roll Forward]
Balance, beginning	263,550
Goodwill, Acquired During Period	20,420
Translation and purchase accounting adjustments	1,340
Balance, ending	285,310
Aerospace [Member]
Goodwill [Roll Forward]
Balance, beginning	69,700
Goodwill, Acquired During Period	0
Translation and purchase accounting adjustments	20
Balance, ending	69,720
Specialty Products [Member]
Goodwill [Roll Forward]
Balance, beginning	6,560
Goodwill, Acquired During Period	0
Translation and purchase accounting adjustments	0
Balance, ending	$ 6,560