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LONG TERM DEBT AND NOTES PAYABLE TO BANK (Annual Maturities) (Details) - USD ($)
$ in Thousands
Mar. 31, 2017
Dec. 31, 2016
Debt Disclosure [Abstract]    
2018 $ 0  
2019 0  
2020 4,035  
2021 1,504  
2022 0  
Total long-term debt $ 5,539 $ 4,446