Goodwill and Other Intangible Assets, Net - Carrying Amount of Goodwill (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 28, 2019	Jun. 28, 2019	Dec. 31, 2018
Goodwill [Roll Forward]
Net balance at beginning of period	$ 196,161
Net balance at end of period	196,161	$ 195,332	$ 196,161
Aerospace
Goodwill [Roll Forward]
Gross balance at beginning of period			212,413
Accumulated impairment			(16,252)
Net balance at beginning of period	196,161
Additions	0
Impairments	0
Foreign currency translation	(829)
Net balance at end of period	$ 196,161	$ 195,332	$ 196,161