Segment Reporting - Summary of Financial Information for Reportable Segments (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 28, 2019	Sep. 29, 2018	Sep. 28, 2019	Sep. 29, 2018
Segment Reporting Information [Line Items]
Net Sales	$ 394,147	$ 398,597	$ 1,164,068	$ 1,148,855
Total Segment Profit	80,943	95,884	257,233	292,063
Specialty Chemicals and Electronic Materials SCEM
Segment Reporting Information [Line Items]
Net Sales	127,750	131,234	379,772	396,313
Total Segment Profit	17,074	31,210	65,505	98,859
Microcontamination Control
Segment Reporting Information [Line Items]
Net Sales	155,979	151,478	463,870	395,338
Total Segment Profit	46,792	42,448	137,241	119,973
Advanced Materials Handling AMH
Segment Reporting Information [Line Items]
Net Sales	117,256	123,227	340,835	377,877
Total Segment Profit	17,077	22,226	54,487	73,231
Inter-segment Eliminations
Segment Reporting Information [Line Items]
Net Sales	$ (6,838)	$ (7,342)	$ (20,409)	$ (20,673)