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Leases - Maturities of future lease liabilities (Details)
$ in Thousands
Mar. 31, 2020
USD ($)
Leases  
2020 $ 1,981
2021 6,665
2022 5,076
2023 2,829
2024 2,378
2025 and thereafter 7,413
Total lease payments 26,342
Less: interest 3,565
Total operating lease liabilities $ 22,777