Intangible Assets and Goodwill - Goodwill (Details) - USD ($) $ in Thousands	6 Months Ended	12 Months Ended
	Jun. 30, 2024	Dec. 31, 2023
Goodwill
Beginning of Year Balance	$ 170,452	$ 186,802
Deletions		(16,500)
Currency Translation Adjustments	(98)	150
End of Year Balance	170,354	170,452
ITPS
Goodwill
Beginning of Year Balance	64,801	81,151
Deletions		(16,500)
Currency Translation Adjustments	(98)	150
End of Year Balance	64,703	64,801
Accumulated impairment losses	487,700	487,700
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