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Balances and Transactions with Related Parties (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Related Party Transaction [Line Items]      
Accounts receivable $ 79    
Accounts payable    
Due from affiliated companies $ 559    
Affiliated Entity [Member]      
Related Party Transaction [Line Items]      
Accounts receivable $ 79 $ 101  
Accounts payable  
Due from affiliated companies $ 559 $ 501  
Purchases from Parent and affiliates 43 93 $ 57
Interest income from Parent   24 4
Interest (expense) from Parent (9)    
Sales to Parent and affiliated companies $ 109 $ 297 $ 347
Interest rate, related party 5.50% 5.50% 5.50%