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Leases - Future minimum lease payments - ASC Topic 842 (Details)
$ in Thousands
Jun. 30, 2019
USD ($)
Future minimum lease payments  
2019 $ 578
2020 1,328
2021 1,284
2022 1,322
2023 1,360
After 2023 8,490
Total minimum lease payments 14,362
Less: Present value discount 3,826
Present value of lease liabilities $ 10,536