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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) | 3 Months Ended
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Mar. 31, 2019 | Apr. 01, 2018
Revenue, Major Customer [Line Items] |  |
Effective income tax rate reconciliation, percent | 22.80% | 22.10%
Sales Revenue, Net | Credit Concentration Risk | Maryland |  |
Revenue, Major Customer [Line Items] |  |
Concentration risk, percentage | 11.00% | 12.00%
Sales Revenue, Net | Credit Concentration Risk | Tennessee |  |
Revenue, Major Customer [Line Items] |  |
Concentration risk, percentage | 16.00% | 14.00%
Sales Revenue, Net | Credit Concentration Risk | Texas |  |
Revenue, Major Customer [Line Items] |  |
Concentration risk, percentage | 29.00% | 28.00%
Minimum |  |
Revenue, Major Customer [Line Items] |  |
Lessee, Operating Lease, Renewal Term | 3 years |
Maximum |  |
Revenue, Major Customer [Line Items] |  |
Lessee, Operating Lease, Renewal Term | 10 years |

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