Segment and Geographic Information - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 30, 2018	Mar. 31, 2017
Disaggregation of Revenue [Line Items]
Sales	$ 463,327	$ 435,941
Total revenue (as percent)	100.00%
Over time
Disaggregation of Revenue [Line Items]
Total revenue (as percent)	47.00%
Point-in-time
Disaggregation of Revenue [Line Items]
Total revenue (as percent)	53.00%
Distribution
Disaggregation of Revenue [Line Items]
Sales	$ 283,932	271,618
Distribution | Minimum
Disaggregation of Revenue [Line Items]
Payment terms	30 days
Distribution | Maximum
Disaggregation of Revenue [Line Items]
Payment terms	90 days
Distribution | Over time
Disaggregation of Revenue [Line Items]
Total revenue (as percent)	2.00%
Distribution | Bearings and Power Transmission
Disaggregation of Revenue [Line Items]
Sales	$ 143,385	134,922
Distribution | Automation, Control and Energy
Disaggregation of Revenue [Line Items]
Sales	85,161	82,082
Distribution | Fluid Power
Disaggregation of Revenue [Line Items]
Sales	55,386	54,614
Aerospace
Disaggregation of Revenue [Line Items]
Sales	$ 179,395	164,323
Aerospace | Time-and-materials Contract | Minimum
Disaggregation of Revenue [Line Items]
Payment terms	30 days
Aerospace | Time-and-materials Contract | Maximum
Disaggregation of Revenue [Line Items]
Payment terms	180 days
Aerospace | Fixed-price Contract | Minimum
Disaggregation of Revenue [Line Items]
Payment terms	30 days
Aerospace | Fixed-price Contract | Maximum
Disaggregation of Revenue [Line Items]
Payment terms	90 days
Aerospace | Military and Defense, excluding fuzes
Disaggregation of Revenue [Line Items]
Sales	$ 47,756	46,981
Aerospace | Missile and Bomb Fuzes
Disaggregation of Revenue [Line Items]
Sales	52,985	35,214
Aerospace | Commercial Aerospace and Other
Disaggregation of Revenue [Line Items]
Sales	$ 78,654	$ 82,128