Revenue - Revenue by Category (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Disaggregation of Revenue [Line Items]
Net sales	$ 301,629	$ 330,671
Industrial
Disaggregation of Revenue [Line Items]
Net sales	219,987	199,100
Aerospace
Disaggregation of Revenue [Line Items]
Net sales	81,642	131,571
Americas
Disaggregation of Revenue [Line Items]
Net sales	141,904	173,222
Americas | Industrial
Disaggregation of Revenue [Line Items]
Net sales	82,895	80,644
Americas | Aerospace
Disaggregation of Revenue [Line Items]
Net sales	59,009	92,578
Europe
Disaggregation of Revenue [Line Items]
Net sales	102,825	107,027
Europe | Industrial
Disaggregation of Revenue [Line Items]
Net sales	88,674	81,864
Europe | Aerospace
Disaggregation of Revenue [Line Items]
Net sales	14,151	25,163
Asia
Disaggregation of Revenue [Line Items]
Net sales	54,407	47,189
Asia | Industrial
Disaggregation of Revenue [Line Items]
Net sales	46,760	35,493
Asia | Aerospace
Disaggregation of Revenue [Line Items]
Net sales	7,647	11,696
Rest of World
Disaggregation of Revenue [Line Items]
Net sales	2,493	3,233
Rest of World | Industrial
Disaggregation of Revenue [Line Items]
Net sales	1,658	1,099
Rest of World | Aerospace
Disaggregation of Revenue [Line Items]
Net sales	835	2,134
Engineered Components Products
Disaggregation of Revenue [Line Items]
Net sales	48,286	47,707
Engineered Components Products | Industrial
Disaggregation of Revenue [Line Items]
Net sales	48,286	47,707
Engineered Components Products | Aerospace
Disaggregation of Revenue [Line Items]
Net sales	0	0
Molding Solutions Products
Disaggregation of Revenue [Line Items]
Net sales	108,547	97,406
Molding Solutions Products | Industrial
Disaggregation of Revenue [Line Items]
Net sales	108,547	97,406
Molding Solutions Products | Aerospace
Disaggregation of Revenue [Line Items]
Net sales	0	0
Force & Motion Control Products
Disaggregation of Revenue [Line Items]
Net sales	45,657	39,791
Force & Motion Control Products | Industrial
Disaggregation of Revenue [Line Items]
Net sales	45,657	39,791
Force & Motion Control Products | Aerospace
Disaggregation of Revenue [Line Items]
Net sales	0	0
Automation Products
Disaggregation of Revenue [Line Items]
Net sales	17,497	14,196
Automation Products | Industrial
Disaggregation of Revenue [Line Items]
Net sales	17,497	14,196
Automation Products | Aerospace
Disaggregation of Revenue [Line Items]
Net sales	0	0
Aerospace Original Equipment Manufacturer Products
Disaggregation of Revenue [Line Items]
Net sales	55,528	81,706
Aerospace Original Equipment Manufacturer Products | Industrial
Disaggregation of Revenue [Line Items]
Net sales	0	0
Aerospace Original Equipment Manufacturer Products | Aerospace
Disaggregation of Revenue [Line Items]
Net sales	55,528	81,706
Aerospace Aftermarket Products and Services
Disaggregation of Revenue [Line Items]
Net sales	26,114	49,865
Aerospace Aftermarket Products and Services | Industrial
Disaggregation of Revenue [Line Items]
Net sales	0	0
Aerospace Aftermarket Products and Services | Aerospace
Disaggregation of Revenue [Line Items]
Net sales	$ 26,114	$ 49,865
Transferred at Point in Time
Disaggregation of Revenue [Line Items]
Revenue transferred percent	80.00%	85.00%
Transferred over Time
Disaggregation of Revenue [Line Items]
Revenue transferred percent	20.00%	15.00%