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Leases (Balance Sheet Impact) (Details) - USD ($)
$ in Thousands
Mar. 31, 2019
Jan. 01, 2019
Dec. 31, 2018
Leases [Abstract]      
Right of use assets $ 541 $ 451 $ 0
Current operating leases 148 126 0
Long-term operating leases 393 $ 325 $ 0
Total lease liabilities, net $ 541    
Weighted average remaining lease term in years 3 years 1 month 6 days    
Implicit Rate 3.80%