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Stock-Based Compensation Stock Based Compensation Expense (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Share-based Payment Arrangement [Abstract]    
Stock-based compensation $ 4,187 $ 2,175
Income tax benefit recognized in earnings 917  
Total stock-based compensation expense, net of tax $ 3,270