Restructuring - Restructuring Costs Incurred (Details) - USD ($)	3 Months Ended				12 Months Ended
	Jan. 01, 2017	Oct. 02, 2016	Jul. 03, 2016	Apr. 03, 2016	Jan. 01, 2017	Jan. 03, 2016
Restructuring Cost and Reserve [Line Items]
Restructuring charges included in SG&A expenses	$ 0	$ 0	$ 3,400,000	$ 0	$ 3,400,000	$ 0
Severance Costs
Restructuring Cost and Reserve [Line Items]
Restructuring charges included in SG&A expenses					2,900,000
Lease Termination Costs
Restructuring Cost and Reserve [Line Items]
Restructuring charges included in SG&A expenses					500,000
Americas Commercial
Restructuring Cost and Reserve [Line Items]
Restructuring charges included in SG&A expenses					1,900,000
Americas Commercial | Severance Costs
Restructuring Cost and Reserve [Line Items]
Restructuring charges included in SG&A expenses					1,500,000
Americas Commercial | Lease Termination Costs
Restructuring Cost and Reserve [Line Items]
Restructuring charges included in SG&A expenses					400,000
Americas PT
Restructuring Cost and Reserve [Line Items]
Restructuring charges included in SG&A expenses					300,000
Americas PT | Severance Costs
Restructuring Cost and Reserve [Line Items]
Restructuring charges included in SG&A expenses					300,000
Americas PT | Lease Termination Costs
Restructuring Cost and Reserve [Line Items]
Restructuring charges included in SG&A expenses					0
EMEA Commercial
Restructuring Cost and Reserve [Line Items]
Restructuring charges included in SG&A expenses					1,100,000
EMEA Commercial | Severance Costs
Restructuring Cost and Reserve [Line Items]
Restructuring charges included in SG&A expenses					1,000,000
EMEA Commercial | Lease Termination Costs
Restructuring Cost and Reserve [Line Items]
Restructuring charges included in SG&A expenses					100,000
EMEA PT
Restructuring Cost and Reserve [Line Items]
Restructuring charges included in SG&A expenses					100,000
EMEA PT | Severance Costs
Restructuring Cost and Reserve [Line Items]
Restructuring charges included in SG&A expenses					100,000
EMEA PT | Lease Termination Costs
Restructuring Cost and Reserve [Line Items]
Restructuring charges included in SG&A expenses					$ 0