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Income Taxes (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Dec. 31, 2020
Operating Loss Carryforwards [Line Items]          
Current tax expense $ 1,216 $ 1,557 $ 2,862 $ 3,766  
Deferred tax expense 6,120 4,723 17,413 10,946  
Income tax expense 7,336 6,280 20,275 14,712  
Cash paid for income taxes $ 485 $ 2,900 $ 2,167 $ 2,944  
Domestic Tax Authority          
Operating Loss Carryforwards [Line Items]          
Operating loss carryforwards         $ 58,719
Operating loss carryforward expiration period     18 years    
State and Local Jurisdiction          
Operating Loss Carryforwards [Line Items]          
Operating loss carryforwards         $ 36,381
Minimum | State and Local Jurisdiction          
Operating Loss Carryforwards [Line Items]          
Operating loss carryforward expiration period     7 years    
Maximum | State and Local Jurisdiction          
Operating Loss Carryforwards [Line Items]          
Operating loss carryforward expiration period     18 years