v3.8.0.1
LONG-TERM DEBT AND FINANCING LEASE OBLIGATIONS (Long-Term Debt and Financing Lease) (Details) - USD ($)
$ in Thousands
Apr. 01, 2018
Dec. 31, 2017
Less: current maturities $ (2,387) $ (1,307)
Long-term debt, less current portion 7,738 7,932
Financing lease obligations, less current portion   1,196
First Loan Agreement [Member]    
Debt Instrument Carrying Amount 3,550 3,581
Second Loan Agreement [Member]    
Debt Instrument Carrying Amount 5,315 5,515
Long-term Debt [Member]    
Less: deferred financing fees (216) (224)
Less: current maturities (911) (940)
Financing Lease Obligations [Member]    
Less: deferred financing fees (10) (13)
Less: current maturities (1,477) (367)
Financing Lease Obligations Total $ 1,487 1,576
Financing lease obligations, less current portion   $ 1,196