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4 - LONG-TERM DEBT FROM RELATED PARTY (Details) - Line of Credit [Member] - Immediate Family Member of Management or Principal Owner [Member] - USD ($)
Apr. 21, 2008
Mar. 31, 2018
Dec. 31, 2017
4 - LONG-TERM DEBT FROM RELATED PARTY (Details) [Line Items]      
Line of Credit Facility, Maximum Borrowing Capacity $ 3,000,000 $ 3,000,000  
Line of Credit Facility, Collateral collateralized by real property, from K.S. Best International Co.    
Line of Credit Facility, Description Credit is available in $500,000 advances    
Line of Credit Facility, Frequency of Payment and Payment Terms each advance is payable in monthly interest only installments    
Long-term Line of Credit   $ 500,000 $ 500,000
Prime Rate [Member]      
4 - LONG-TERM DEBT FROM RELATED PARTY (Details) [Line Items]      
Debt Instrument, Basis Spread on Variable Rate 0.25%