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Employee Benefit Plans (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Retirement Benefits [Abstract]      
Deferred compensation arrangement with individual minimum age     21 years
Deferred compensation arrangement with individual, requisite service period 1 month    
Defined contribution plan, cost recognized $ 1,500 $ 1,300 $ 894