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Leases - Maturities of Operating Lease Liabilities (Details)
$ in Thousands
Jun. 30, 2019
USD ($)
Future minimum lease payments  
2019 $ 81
2020 185
2021 282
2022 298
2023 289
Total minimum lease payments 1,135
Less: Interest (119)
Present value of lease obligations 1,016
Less: Current portion (121)
Long-term portion of lease obligations $ 895