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Acquisitions - Acquisition-Related Expense (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Business Combination and Asset Acquisition [Abstract]      
Due diligence, professional fees and other transaction costs $ 5 $ 0 $ 364
Adjustments to fair value of contingent consideration liabilities 1,128 337 511
Acquisition-related expense, net $ 1,133 $ 337 $ 875