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Leases - Schedule of Components of Lease Expense (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Leases [Abstract]    
Operating lease costs [1] $ 1,425 $ 1,410
Finance lease costs    
Amortization of leased assets 213 21
Interest on lease liabilities 27 5
Net lease costs $ 1,665 $ 1,436
[1] Excludes short-term leases and variable lease costs, which are immaterial