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Income Taxes - Reconciliation of Actual Income Tax Expense to Statutory (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Income Tax Disclosure [Abstract]      
State income taxes $ 967 $ 534 $ (222)
Total $ 967 $ 534 $ (222)