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Related Party Transactions (Details) - USD ($)
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Related Party Transactions (Textual)    
Sales to the affiliated companies $ 2,190,000 $ 2,070,000
Administrative fees 760,000 764,000
Receivables due from affiliated companies 1,046,000 1,584,000
Amount paid for the production of television commercials 21,000  
Reimburse business related expenditures 151,000 120,000
Research and development costs 49,000 42,000
Service [Member]    
Related Party Transactions (Textual)    
Sales to the affiliated companies 77,000 106,250
Amount paid for the production of television commercials 21,000  
Sales promotional events 14,000 64,250
Research and development costs 42,000 42,000
Insurance broker [Member]    
Related Party Transactions (Textual)    
Insurance premiums paid $ 1,261,000 $ 1,235,000