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Commitments and Contingencies - Maturities of Lease Liabilities (Details)
$ in Thousands
Dec. 31, 2019
USD ($)
Commitments and Contingencies Disclosure [Abstract]  
Year 1 $ 1,453
Year 2 1,465
Year 3 1,523
Year 4 1,531
Year 5 1,567
Thereafter 11,333
Total lease payments 18,872
Less imputed interest (8,570)
Total $ 10,302