Severance, Restructuring and Acquisition Integration Activities - Severance, Restructuring and Integration Costs by Segment (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 01, 2018	Jul. 02, 2017	Jul. 01, 2018	Jul. 02, 2017
Restructuring Cost and Reserve [Line Items]
Total Costs	$ 24,928	$ 9,560	$ 45,322	$ 16,160
Enterprise Solutions
Restructuring Cost and Reserve [Line Items]
Total Costs	22,887	9,111	37,421	14,392
Industrial Solutions
Restructuring Cost and Reserve [Line Items]
Total Costs	2,041	449	7,901	1,768
Employee Severance
Restructuring Cost and Reserve [Line Items]
Severance Costs	11,062	1,428	11,622	2,329
Employee Severance | Enterprise Solutions
Restructuring Cost and Reserve [Line Items]
Severance Costs	10,872	1,275	11,380	2,176
Employee Severance | Industrial Solutions
Restructuring Cost and Reserve [Line Items]
Severance Costs	190	153	242	153
Other Than Severance Costs Restructuring And Integration Costs
Restructuring Cost and Reserve [Line Items]
Other Restructuring and Integration Costs	13,866	8,132	33,700	13,831
Other Than Severance Costs Restructuring And Integration Costs | Enterprise Solutions
Restructuring Cost and Reserve [Line Items]
Other Restructuring and Integration Costs	12,015	7,836	26,041	12,216
Other Than Severance Costs Restructuring And Integration Costs | Industrial Solutions
Restructuring Cost and Reserve [Line Items]
Other Restructuring and Integration Costs	$ 1,851	$ 296	$ 7,659	$ 1,615