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Maturity of Lease Liability Table (Details) - USD ($)
$ in Thousands
Jun. 30, 2020
Dec. 31, 2019
Leases [Abstract]    
Operating Lease, Right-of-Use Asset $ 17,879 $ 19,220
Operating Lease, Liability, Noncurrent 16,305 17,689
Operating Lease, Liability, Current $ 2,949 $ 3,002