Quarterly report pursuant to Section 13 or 15(d)

Leases - Schedule of Maturities of Operating Lease Liabilties (Details)

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Leases - Schedule of Maturities of Operating Lease Liabilties (Details) - USD ($)
$ in Thousands
Mar. 31, 2019
Dec. 31, 2018
Leases [Abstract]    
2019 $ 495  
2020 675  
2021 671  
2022 629  
2023 250  
Total minimum lease payments 2,720  
Less: amount of lease payments representing effects of discounting 295  
Present value of future minimum lease payments 2,425  
Less: current obligations under leases 526  
Total lease liabilities $ 1,899