ORGANIZATION AND DESCRIPTION OF THE BUSINESS AND FINANCIAL STATEMENT PRESENTATION (Organization) (Details) - segment								12 Months Ended
	Jul. 01, 2017	Jul. 01, 2016	Jul. 01, 2015	Jul. 01, 2014	Nov. 03, 2013	Aug. 01, 2013	Apr. 01, 2013	Dec. 31, 2017
Organization and description of business
Number of reportable operating segments								3
Asset-Based
Organization and description of business
Percentage of the Company's revenues, before other revenues and intercompany eliminations, represented by the Asset-Based segment								70.00%
Wage rate reduction under collective bargaining agreement upon implementation date (as a percent)					7.00%
Wage rate increase for next three years of collective bargaining agreement (as a percent)		2.00%	2.00%	2.00%
Wage rate increase in fifth year of collective bargaining agreement (as a percent)	2.50%
Reduction in compensated vacation under collective bargaining agreement							5 days
Approximate initial reduction in combined total contractual wage and benefit rate under collective bargaining agreement (as a percent)						4.00%
Estimated increase in compounded annual contractual wage and benefit contribution rates in second through fifth years (as a percent)								2.50%
Asset-Based | Unionized employees concentration risk | Number of employees
Organization and description of business
Percentage of Asset-Based segment employees covered under collective bargaining agreement with the IBT								83.00%