Contingent Liabilities (Details) $ in Thousands	1 Months Ended	3 Months Ended	6 Months Ended
	Apr. 30, 2016 USD ($)	Jun. 27, 2015 Location	Dec. 31, 2016 USD ($) Facility project	Jul. 02, 2016 USD ($)
Commitments and Contingencies Disclosure [Abstract]
Number of projects nearing completion | project			3
Number of projects in progress | project			4
Number of previously purchased locations | Location		3
Reserves related to environmental matters | $			$ 3,176	$ 3,607
Number of sites for environmental assessments | Facility			6
G&K Services vs. Talent Creation
Loss Contingencies [Line Items]
Litigation settlement award | $	$ 1,300