Intangible Assets and Goodwill - Goodwill (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Jan. 01, 2022
Goodwill
Beginning of Year Balance	$ 186,802	$ 358,323
Deletions	(16,500)
Impairments		(171,182)
Currency Translation Adjustments	150	(339)
End of Year Balance	170,452	186,802
Impairment of goodwill and other intangible assets		171,182
Impairment charge , including taxes		171,200
ITPS
Goodwill
Beginning of Year Balance	81,151	252,672
Deletions	(16,500)
Impairments		(171,182)
Currency Translation Adjustments	150	(339)
End of Year Balance	64,801	81,151
Accumulated impairment losses	487,700	487,700	$ 316,500
HS
Goodwill
Beginning of Year Balance	86,786	86,786
End of Year Balance	86,786	86,786
LLPS
Goodwill
Beginning of Year Balance	18,865	18,865
End of Year Balance	18,865	18,865
Accumulated impairment losses	$ 243,400	$ 243,400	$ 243,400