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Leases - Cash Flow and Non-cash Information (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Leases [Abstract]    
Operating cash flows - cash paid for amounts included in the measurement of operating lease liabilities $ 1,351 $ 1,311
Operating lease ROU assets obtained in exchange for new lease liabilities $ 2,037 $ 617