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ORGANIZATION AND DESCRIPTION OF THE BUSINESS AND FINANCIAL STATEMENT PRESENTATION (Organization) (Details) - segment |  |  |  |  |  |  |  | 12 Months Ended
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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%

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- Definition Represents the percentage change in wage rates provided for in the collective bargaining agreement, for the fifth year of the agreement. + References No definition available. + Details
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- Definition Represents the percentage change in wage rates provided for in the collective bargaining agreement, for years two through four of the agreement. + References No definition available. + Details
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- Definition Percentage of the entity's revenues before other revenues and intercompany eliminations represented by a specified segment. + References No definition available. + Details
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