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Executive Bonus Plan - Narrative (Details)
$ in Thousands
3 Months Ended
Mar. 31, 2021
USD ($)
Mar. 31, 2020
USD ($)
Sep. 03, 2020
USD ($)
acquisition
Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits [Line Items]      
Number of trading days prior to end of applicable quarter, shares determined upon election by volume-weighted average price | acquisition     10,000
Number of trading days after the end of applicable quarter, shares determined upon election by volume-weighted average price | acquisition     10
Non-deferred incentive bonus threshold for pro rata adjustment | $     $ 7,500
Deferred Bonus      
Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits [Line Items]      
Company's adjusted Management Reported Operating Income (MORI) threshold for bonus plan (up to) 20.00%    
Bonus plan compensation expense | $ $ 8,875 $ 8,097